/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix021_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-1d1d2b5 [2020-10-21 21:51:01,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-21 21:51:01,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-21 21:51:01,925 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-21 21:51:01,925 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-21 21:51:01,926 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-21 21:51:01,927 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-21 21:51:01,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-21 21:51:01,931 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-21 21:51:01,931 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-21 21:51:01,932 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-21 21:51:01,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-21 21:51:01,934 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-21 21:51:01,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-21 21:51:01,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-21 21:51:01,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-21 21:51:01,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-21 21:51:01,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-21 21:51:01,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-21 21:51:01,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-21 21:51:01,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-21 21:51:01,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-21 21:51:01,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-21 21:51:01,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-21 21:51:01,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-21 21:51:01,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-21 21:51:01,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-21 21:51:01,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-21 21:51:01,951 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-21 21:51:01,952 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-21 21:51:01,952 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-21 21:51:01,952 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-21 21:51:01,953 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-21 21:51:01,954 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-21 21:51:01,955 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-21 21:51:01,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-21 21:51:01,956 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-21 21:51:01,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-21 21:51:01,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-21 21:51:01,958 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-21 21:51:01,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-21 21:51:01,960 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-21 21:51:02,006 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-21 21:51:02,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-21 21:51:02,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-21 21:51:02,009 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-21 21:51:02,009 INFO L138 SettingsManager]: * Use SBE=true [2020-10-21 21:51:02,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-21 21:51:02,009 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-21 21:51:02,009 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-21 21:51:02,010 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-21 21:51:02,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-21 21:51:02,010 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-21 21:51:02,010 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-21 21:51:02,010 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-21 21:51:02,011 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-21 21:51:02,011 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-21 21:51:02,012 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-21 21:51:02,012 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-21 21:51:02,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-21 21:51:02,013 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-21 21:51:02,013 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-21 21:51:02,013 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-21 21:51:02,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-21 21:51:02,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-21 21:51:02,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-21 21:51:02,014 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-21 21:51:02,014 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-21 21:51:02,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-21 21:51:02,015 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-21 21:51:02,016 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-21 21:51:02,016 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-21 21:51:02,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-21 21:51:02,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-21 21:51:02,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-21 21:51:02,359 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-21 21:51:02,359 INFO L275 PluginConnector]: CDTParser initialized [2020-10-21 21:51:02,360 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix021_rmo.opt.i [2020-10-21 21:51:02,426 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a22b2002f/68c29b66b5104137b55561304971fb23/FLAGc2420c305 [2020-10-21 21:51:03,044 INFO L306 CDTParser]: Found 1 translation units. [2020-10-21 21:51:03,045 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix021_rmo.opt.i [2020-10-21 21:51:03,065 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a22b2002f/68c29b66b5104137b55561304971fb23/FLAGc2420c305 [2020-10-21 21:51:03,302 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a22b2002f/68c29b66b5104137b55561304971fb23 [2020-10-21 21:51:03,312 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-21 21:51:03,319 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-21 21:51:03,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-21 21:51:03,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-21 21:51:03,324 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-21 21:51:03,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 09:51:03" (1/1) ... [2020-10-21 21:51:03,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64a782bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 09:51:03, skipping insertion in model container [2020-10-21 21:51:03,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 09:51:03" (1/1) ... [2020-10-21 21:51:03,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-21 21:51:03,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-21 21:51:03,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-21 21:51:03,915 INFO L203 MainTranslator]: Completed pre-run [2020-10-21 21:51:04,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-21 21:51:04,115 INFO L208 MainTranslator]: Completed translation [2020-10-21 21:51:04,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 09:51:04 WrapperNode [2020-10-21 21:51:04,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-21 21:51:04,118 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-21 21:51:04,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-21 21:51:04,118 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-21 21:51:04,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 09:51:04" (1/1) ... [2020-10-21 21:51:04,154 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 09:51:04" (1/1) ... [2020-10-21 21:51:04,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-21 21:51:04,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-21 21:51:04,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-21 21:51:04,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-21 21:51:04,213 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 09:51:04" (1/1) ... [2020-10-21 21:51:04,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 09:51:04" (1/1) ... [2020-10-21 21:51:04,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 09:51:04" (1/1) ... [2020-10-21 21:51:04,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 09:51:04" (1/1) ... [2020-10-21 21:51:04,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 09:51:04" (1/1) ... [2020-10-21 21:51:04,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 09:51:04" (1/1) ... [2020-10-21 21:51:04,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 09:51:04" (1/1) ... [2020-10-21 21:51:04,252 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-21 21:51:04,252 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-21 21:51:04,253 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-21 21:51:04,253 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-21 21:51:04,257 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 09:51:04" (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 [2020-10-21 21:51:04,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-21 21:51:04,346 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-21 21:51:04,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-21 21:51:04,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-21 21:51:04,347 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-21 21:51:04,348 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-21 21:51:04,348 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-21 21:51:04,348 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-21 21:51:04,348 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-10-21 21:51:04,348 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-10-21 21:51:04,349 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-10-21 21:51:04,349 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-10-21 21:51:04,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-21 21:51:04,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-21 21:51:04,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-21 21:51:04,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-21 21:51:04,352 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-21 21:51:06,859 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-21 21:51:06,860 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-10-21 21:51:06,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 09:51:06 BoogieIcfgContainer [2020-10-21 21:51:06,862 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-21 21:51:06,864 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-21 21:51:06,864 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-21 21:51:06,867 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-21 21:51:06,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 09:51:03" (1/3) ... [2020-10-21 21:51:06,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2853759c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 09:51:06, skipping insertion in model container [2020-10-21 21:51:06,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 09:51:04" (2/3) ... [2020-10-21 21:51:06,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2853759c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 09:51:06, skipping insertion in model container [2020-10-21 21:51:06,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 09:51:06" (3/3) ... [2020-10-21 21:51:06,871 INFO L111 eAbstractionObserver]: Analyzing ICFG mix021_rmo.opt.i [2020-10-21 21:51:06,882 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-21 21:51:06,882 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-21 21:51:06,891 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-21 21:51:06,892 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-21 21:51:06,927 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,928 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,928 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,928 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,928 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,928 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,929 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,929 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,930 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,930 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,930 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,931 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,931 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,931 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,931 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,931 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,931 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,932 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,932 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,932 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,932 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,932 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,932 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,933 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,933 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,933 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,933 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,933 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,933 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,934 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,934 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,934 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,934 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,934 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,934 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,935 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,935 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,935 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,935 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,935 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,936 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,936 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,936 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,936 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,936 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,936 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,936 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,963 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,963 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,964 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,971 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,971 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,972 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,972 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,972 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,972 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,972 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,973 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,973 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,973 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,976 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,976 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,976 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,977 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,977 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,977 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,977 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,977 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,977 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,978 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,978 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,978 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,978 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,978 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,978 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,979 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,979 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,979 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,979 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,979 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,979 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,980 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,980 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,980 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,980 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,980 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,981 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,981 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,981 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,981 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,981 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,981 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,981 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,982 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,982 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,982 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,982 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,982 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,983 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,983 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,983 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,983 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,983 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,983 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,985 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,986 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,986 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,986 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,986 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,986 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,986 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,987 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,987 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,991 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,991 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,992 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,992 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,992 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,992 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,992 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,993 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,993 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,993 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,993 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,993 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,994 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,994 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,994 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,994 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,994 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,995 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,995 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,995 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,995 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,995 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,996 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,996 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,996 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,996 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,996 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,996 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,997 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,997 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,997 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,997 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,997 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,998 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,998 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,998 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:06,998 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,000 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,001 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,001 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,001 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,003 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,003 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,003 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,003 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,005 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,005 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,005 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,006 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,006 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,006 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,006 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,006 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,006 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,007 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,007 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,007 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,007 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,007 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,008 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,008 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,008 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,008 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,008 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,009 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,009 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,009 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,009 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,009 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,010 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,010 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,010 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 21:51:07,011 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-21 21:51:07,026 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-21 21:51:07,048 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-21 21:51:07,048 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-21 21:51:07,048 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-21 21:51:07,048 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-21 21:51:07,048 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-21 21:51:07,049 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-21 21:51:07,049 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-21 21:51:07,049 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-21 21:51:07,068 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-21 21:51:07,071 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 128 places, 118 transitions, 256 flow [2020-10-21 21:51:07,074 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 128 places, 118 transitions, 256 flow [2020-10-21 21:51:07,076 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 128 places, 118 transitions, 256 flow [2020-10-21 21:51:07,171 INFO L129 PetriNetUnfolder]: 3/114 cut-off events. [2020-10-21 21:51:07,172 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-21 21:51:07,184 INFO L80 FinitePrefix]: Finished finitePrefix Result has 127 conditions, 114 events. 3/114 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 89 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2020-10-21 21:51:07,193 INFO L116 LiptonReduction]: Number of co-enabled transitions 2610 [2020-10-21 21:51:07,342 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:07,343 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-10-21 21:51:07,347 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-10-21 21:51:07,348 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:07,394 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-21 21:51:07,394 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:07,405 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-21 21:51:07,406 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-21 21:51:07,409 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:07,410 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-21 21:51:07,411 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-21 21:51:07,412 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-21 21:51:07,414 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-10-21 21:51:07,414 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:07,417 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:07,418 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:07,419 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:07,420 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:07,477 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-21 21:51:07,478 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:07,479 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:07,480 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:07,482 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:07,483 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-21 21:51:07,485 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-21 21:51:07,486 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-21 21:51:07,506 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-21 21:51:07,507 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:07,508 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:07,508 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:07,511 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:07,511 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-21 21:51:07,514 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-21 21:51:07,514 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-21 21:51:07,691 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 2, 1] term [2020-10-21 21:51:07,691 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:07,728 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:07,728 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-10-21 21:51:07,731 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-10-21 21:51:07,732 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:07,767 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-21 21:51:07,768 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:07,780 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-21 21:51:07,780 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-21 21:51:07,782 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:07,783 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-21 21:51:07,784 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-21 21:51:07,785 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-21 21:51:07,786 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-10-21 21:51:07,787 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:07,788 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:07,788 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:07,791 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:07,791 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:08,282 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2020-10-21 21:51:08,580 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 50 [2020-10-21 21:51:08,676 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:08,676 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:08,682 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-21 21:51:08,682 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-21 21:51:08,684 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:08,684 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-21 21:51:08,685 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-21 21:51:08,685 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-21 21:51:08,687 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-10-21 21:51:08,687 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:08,689 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:08,690 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:08,691 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:08,691 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:08,741 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:08,742 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-10-21 21:51:08,744 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-10-21 21:51:08,745 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:08,909 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:08,910 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:08,911 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:08,912 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:08,914 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:08,915 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-21 21:51:08,917 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-21 21:51:08,917 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-21 21:51:08,936 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-21 21:51:08,936 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:08,937 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:08,938 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:08,940 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:08,941 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-21 21:51:08,943 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-21 21:51:08,944 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-21 21:51:08,986 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-21 21:51:08,986 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:08,996 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-21 21:51:08,996 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-21 21:51:08,998 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:08,998 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-21 21:51:09,001 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-21 21:51:09,001 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-21 21:51:09,004 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-10-21 21:51:09,004 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:09,006 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:09,007 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:09,067 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:09,067 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:09,108 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:09,109 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-10-21 21:51:09,111 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-10-21 21:51:09,112 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:09,307 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:09,308 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:09,309 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:09,309 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:09,311 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:09,311 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:09,313 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-10-21 21:51:09,313 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:09,325 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:09,326 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:09,327 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:09,327 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:09,328 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:09,329 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-21 21:51:09,330 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-21 21:51:09,331 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-21 21:51:09,535 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-10-21 21:51:09,639 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-10-21 21:51:10,121 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:10,121 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:10,124 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:10,125 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:10,127 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:10,128 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:10,129 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-10-21 21:51:10,129 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:10,142 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:10,142 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:10,143 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:10,143 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:10,145 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:10,145 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-21 21:51:10,180 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-21 21:51:10,181 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-21 21:51:10,234 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:10,235 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:10,235 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:10,236 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:10,237 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:10,237 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-21 21:51:10,239 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-21 21:51:10,239 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-21 21:51:10,252 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:10,253 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:10,253 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:10,254 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:10,255 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:10,256 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:10,257 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-10-21 21:51:10,257 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:10,609 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:10,609 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:10,616 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-21 21:51:10,616 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-21 21:51:10,617 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:10,618 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-21 21:51:10,619 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-21 21:51:10,619 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-21 21:51:10,622 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-10-21 21:51:10,623 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:10,624 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:10,625 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:10,626 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:10,626 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:10,659 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:10,660 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-10-21 21:51:10,662 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-10-21 21:51:10,662 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:10,855 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2020-10-21 21:51:11,101 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:11,101 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-10-21 21:51:11,104 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-10-21 21:51:11,105 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:11,140 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-21 21:51:11,141 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-21 21:51:11,146 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-21 21:51:11,147 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-21 21:51:11,149 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:11,150 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-21 21:51:11,151 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-21 21:51:11,151 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-21 21:51:11,152 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-10-21 21:51:11,153 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:11,154 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:11,154 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:11,155 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-10-21 21:51:11,155 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-21 21:51:11,516 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-10-21 21:51:11,939 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 122 [2020-10-21 21:51:12,148 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-21 21:51:12,158 INFO L131 LiptonReduction]: Checked pairs total: 6390 [2020-10-21 21:51:12,159 INFO L133 LiptonReduction]: Total number of compositions: 100 [2020-10-21 21:51:12,166 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 45 places, 33 transitions, 86 flow [2020-10-21 21:51:12,336 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 2858 states. [2020-10-21 21:51:12,339 INFO L276 IsEmpty]: Start isEmpty. Operand 2858 states. [2020-10-21 21:51:12,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-21 21:51:12,349 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 21:51:12,350 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 21:51:12,351 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 21:51:12,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 21:51:12,357 INFO L82 PathProgramCache]: Analyzing trace with hash -1265541180, now seen corresponding path program 1 times [2020-10-21 21:51:12,368 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 21:51:12,369 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566826070] [2020-10-21 21:51:12,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 21:51:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 21:51:12,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 21:51:12,684 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566826070] [2020-10-21 21:51:12,685 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 21:51:12,685 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-21 21:51:12,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090322736] [2020-10-21 21:51:12,691 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-21 21:51:12,691 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 21:51:12,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-21 21:51:12,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 21:51:12,711 INFO L87 Difference]: Start difference. First operand 2858 states. Second operand 3 states. [2020-10-21 21:51:12,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 21:51:12,872 INFO L93 Difference]: Finished difference Result 2474 states and 9536 transitions. [2020-10-21 21:51:12,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-21 21:51:12,874 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-21 21:51:12,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 21:51:12,918 INFO L225 Difference]: With dead ends: 2474 [2020-10-21 21:51:12,919 INFO L226 Difference]: Without dead ends: 2090 [2020-10-21 21:51:12,920 INFO L677 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 [2020-10-21 21:51:12,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2090 states. [2020-10-21 21:51:13,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2090 to 2090. [2020-10-21 21:51:13,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2090 states. [2020-10-21 21:51:13,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 2090 states and 7968 transitions. [2020-10-21 21:51:13,106 INFO L78 Accepts]: Start accepts. Automaton has 2090 states and 7968 transitions. Word has length 9 [2020-10-21 21:51:13,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 21:51:13,108 INFO L481 AbstractCegarLoop]: Abstraction has 2090 states and 7968 transitions. [2020-10-21 21:51:13,108 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-21 21:51:13,108 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 7968 transitions. [2020-10-21 21:51:13,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-21 21:51:13,118 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 21:51:13,118 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 21:51:13,119 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-21 21:51:13,119 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 21:51:13,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 21:51:13,119 INFO L82 PathProgramCache]: Analyzing trace with hash -512053561, now seen corresponding path program 1 times [2020-10-21 21:51:13,120 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 21:51:13,120 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194948754] [2020-10-21 21:51:13,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 21:51:13,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 21:51:13,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 21:51:13,346 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194948754] [2020-10-21 21:51:13,347 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 21:51:13,347 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-21 21:51:13,347 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524740269] [2020-10-21 21:51:13,349 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-21 21:51:13,349 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 21:51:13,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-21 21:51:13,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-21 21:51:13,350 INFO L87 Difference]: Start difference. First operand 2090 states and 7968 transitions. Second operand 4 states. [2020-10-21 21:51:13,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 21:51:13,439 INFO L93 Difference]: Finished difference Result 2378 states and 8760 transitions. [2020-10-21 21:51:13,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-21 21:51:13,440 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2020-10-21 21:51:13,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 21:51:13,459 INFO L225 Difference]: With dead ends: 2378 [2020-10-21 21:51:13,459 INFO L226 Difference]: Without dead ends: 1994 [2020-10-21 21:51:13,460 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-21 21:51:13,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1994 states. [2020-10-21 21:51:13,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1994 to 1994. [2020-10-21 21:51:13,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1994 states. [2020-10-21 21:51:13,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1994 states and 7528 transitions. [2020-10-21 21:51:13,562 INFO L78 Accepts]: Start accepts. Automaton has 1994 states and 7528 transitions. Word has length 12 [2020-10-21 21:51:13,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 21:51:13,563 INFO L481 AbstractCegarLoop]: Abstraction has 1994 states and 7528 transitions. [2020-10-21 21:51:13,563 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-21 21:51:13,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 7528 transitions. [2020-10-21 21:51:13,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-21 21:51:13,567 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 21:51:13,574 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 21:51:13,574 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-21 21:51:13,575 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 21:51:13,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 21:51:13,575 INFO L82 PathProgramCache]: Analyzing trace with hash -1711224368, now seen corresponding path program 1 times [2020-10-21 21:51:13,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 21:51:13,579 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788599491] [2020-10-21 21:51:13,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 21:51:13,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 21:51:13,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 21:51:13,703 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788599491] [2020-10-21 21:51:13,704 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 21:51:13,704 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-21 21:51:13,704 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463252867] [2020-10-21 21:51:13,705 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-21 21:51:13,705 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 21:51:13,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-21 21:51:13,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-21 21:51:13,705 INFO L87 Difference]: Start difference. First operand 1994 states and 7528 transitions. Second operand 4 states. [2020-10-21 21:51:13,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 21:51:13,770 INFO L93 Difference]: Finished difference Result 2210 states and 8104 transitions. [2020-10-21 21:51:13,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-21 21:51:13,770 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2020-10-21 21:51:13,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 21:51:13,789 INFO L225 Difference]: With dead ends: 2210 [2020-10-21 21:51:13,789 INFO L226 Difference]: Without dead ends: 1922 [2020-10-21 21:51:13,790 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-21 21:51:13,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1922 states. [2020-10-21 21:51:13,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1922 to 1922. [2020-10-21 21:51:13,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1922 states. [2020-10-21 21:51:13,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 1922 states and 7204 transitions. [2020-10-21 21:51:13,868 INFO L78 Accepts]: Start accepts. Automaton has 1922 states and 7204 transitions. Word has length 13 [2020-10-21 21:51:13,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 21:51:13,869 INFO L481 AbstractCegarLoop]: Abstraction has 1922 states and 7204 transitions. [2020-10-21 21:51:13,869 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-21 21:51:13,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 7204 transitions. [2020-10-21 21:51:13,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-21 21:51:13,872 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 21:51:13,872 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 21:51:13,872 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-21 21:51:13,872 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 21:51:13,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 21:51:13,873 INFO L82 PathProgramCache]: Analyzing trace with hash 1907041793, now seen corresponding path program 1 times [2020-10-21 21:51:13,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 21:51:13,873 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484648021] [2020-10-21 21:51:13,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 21:51:13,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 21:51:13,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 21:51:13,931 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484648021] [2020-10-21 21:51:13,931 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 21:51:13,931 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 21:51:13,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201826514] [2020-10-21 21:51:13,932 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-21 21:51:13,932 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 21:51:13,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-21 21:51:13,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-21 21:51:13,933 INFO L87 Difference]: Start difference. First operand 1922 states and 7204 transitions. Second operand 4 states. [2020-10-21 21:51:13,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 21:51:13,995 INFO L93 Difference]: Finished difference Result 2930 states and 10496 transitions. [2020-10-21 21:51:13,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-21 21:51:13,996 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2020-10-21 21:51:13,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 21:51:14,016 INFO L225 Difference]: With dead ends: 2930 [2020-10-21 21:51:14,016 INFO L226 Difference]: Without dead ends: 2114 [2020-10-21 21:51:14,017 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-21 21:51:14,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2114 states. [2020-10-21 21:51:14,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2114 to 1826. [2020-10-21 21:51:14,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1826 states. [2020-10-21 21:51:14,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 1826 states and 6572 transitions. [2020-10-21 21:51:14,096 INFO L78 Accepts]: Start accepts. Automaton has 1826 states and 6572 transitions. Word has length 14 [2020-10-21 21:51:14,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 21:51:14,097 INFO L481 AbstractCegarLoop]: Abstraction has 1826 states and 6572 transitions. [2020-10-21 21:51:14,097 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-21 21:51:14,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 6572 transitions. [2020-10-21 21:51:14,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-21 21:51:14,099 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 21:51:14,100 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 21:51:14,100 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-21 21:51:14,100 INFO L429 AbstractCegarLoop]: === Iteration 5 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 21:51:14,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 21:51:14,100 INFO L82 PathProgramCache]: Analyzing trace with hash 1678795972, now seen corresponding path program 1 times [2020-10-21 21:51:14,101 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 21:51:14,101 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850377346] [2020-10-21 21:51:14,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 21:51:14,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 21:51:14,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 21:51:14,150 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850377346] [2020-10-21 21:51:14,150 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 21:51:14,150 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-21 21:51:14,151 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647736189] [2020-10-21 21:51:14,151 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-21 21:51:14,151 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 21:51:14,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-21 21:51:14,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-21 21:51:14,152 INFO L87 Difference]: Start difference. First operand 1826 states and 6572 transitions. Second operand 4 states. [2020-10-21 21:51:14,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 21:51:14,213 INFO L93 Difference]: Finished difference Result 1910 states and 6706 transitions. [2020-10-21 21:51:14,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-21 21:51:14,213 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2020-10-21 21:51:14,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 21:51:14,228 INFO L225 Difference]: With dead ends: 1910 [2020-10-21 21:51:14,229 INFO L226 Difference]: Without dead ends: 1658 [2020-10-21 21:51:14,229 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-21 21:51:14,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1658 states. [2020-10-21 21:51:14,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1658 to 1658. [2020-10-21 21:51:14,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1658 states. [2020-10-21 21:51:14,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 1658 states and 5884 transitions. [2020-10-21 21:51:14,298 INFO L78 Accepts]: Start accepts. Automaton has 1658 states and 5884 transitions. Word has length 14 [2020-10-21 21:51:14,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 21:51:14,298 INFO L481 AbstractCegarLoop]: Abstraction has 1658 states and 5884 transitions. [2020-10-21 21:51:14,299 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-21 21:51:14,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 5884 transitions. [2020-10-21 21:51:14,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-21 21:51:14,304 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 21:51:14,304 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 21:51:14,304 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-21 21:51:14,304 INFO L429 AbstractCegarLoop]: === Iteration 6 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 21:51:14,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 21:51:14,305 INFO L82 PathProgramCache]: Analyzing trace with hash -1586385319, now seen corresponding path program 1 times [2020-10-21 21:51:14,305 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 21:51:14,305 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032821347] [2020-10-21 21:51:14,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 21:51:14,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 21:51:14,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 21:51:14,434 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032821347] [2020-10-21 21:51:14,434 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 21:51:14,434 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 21:51:14,435 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180066264] [2020-10-21 21:51:14,436 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-21 21:51:14,436 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 21:51:14,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-21 21:51:14,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-21 21:51:14,438 INFO L87 Difference]: Start difference. First operand 1658 states and 5884 transitions. Second operand 4 states. [2020-10-21 21:51:14,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 21:51:14,533 INFO L93 Difference]: Finished difference Result 1688 states and 5421 transitions. [2020-10-21 21:51:14,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-21 21:51:14,533 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2020-10-21 21:51:14,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 21:51:14,547 INFO L225 Difference]: With dead ends: 1688 [2020-10-21 21:51:14,547 INFO L226 Difference]: Without dead ends: 1304 [2020-10-21 21:51:14,548 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-21 21:51:14,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1304 states. [2020-10-21 21:51:14,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1304 to 1304. [2020-10-21 21:51:14,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1304 states. [2020-10-21 21:51:14,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1304 states and 4174 transitions. [2020-10-21 21:51:14,605 INFO L78 Accepts]: Start accepts. Automaton has 1304 states and 4174 transitions. Word has length 16 [2020-10-21 21:51:14,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 21:51:14,605 INFO L481 AbstractCegarLoop]: Abstraction has 1304 states and 4174 transitions. [2020-10-21 21:51:14,605 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-21 21:51:14,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 4174 transitions. [2020-10-21 21:51:14,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-21 21:51:14,609 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 21:51:14,609 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 21:51:14,610 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-21 21:51:14,610 INFO L429 AbstractCegarLoop]: === Iteration 7 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 21:51:14,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 21:51:14,610 INFO L82 PathProgramCache]: Analyzing trace with hash -1589067827, now seen corresponding path program 1 times [2020-10-21 21:51:14,610 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 21:51:14,611 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844037717] [2020-10-21 21:51:14,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 21:51:14,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 21:51:14,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 21:51:14,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844037717] [2020-10-21 21:51:14,771 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 21:51:14,771 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 21:51:14,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493005508] [2020-10-21 21:51:14,772 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-21 21:51:14,772 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 21:51:14,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-21 21:51:14,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-21 21:51:14,774 INFO L87 Difference]: Start difference. First operand 1304 states and 4174 transitions. Second operand 4 states. [2020-10-21 21:51:14,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 21:51:14,834 INFO L93 Difference]: Finished difference Result 1928 states and 5922 transitions. [2020-10-21 21:51:14,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-21 21:51:14,835 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 18 [2020-10-21 21:51:14,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 21:51:14,847 INFO L225 Difference]: With dead ends: 1928 [2020-10-21 21:51:14,847 INFO L226 Difference]: Without dead ends: 1364 [2020-10-21 21:51:14,848 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-21 21:51:14,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1364 states. [2020-10-21 21:51:14,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1364 to 1268. [2020-10-21 21:51:14,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1268 states. [2020-10-21 21:51:14,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1268 states and 3860 transitions. [2020-10-21 21:51:14,905 INFO L78 Accepts]: Start accepts. Automaton has 1268 states and 3860 transitions. Word has length 18 [2020-10-21 21:51:14,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 21:51:14,906 INFO L481 AbstractCegarLoop]: Abstraction has 1268 states and 3860 transitions. [2020-10-21 21:51:14,906 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-21 21:51:14,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 3860 transitions. [2020-10-21 21:51:14,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-21 21:51:14,910 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 21:51:14,910 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 21:51:14,910 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-21 21:51:14,910 INFO L429 AbstractCegarLoop]: === Iteration 8 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 21:51:14,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 21:51:14,911 INFO L82 PathProgramCache]: Analyzing trace with hash 148878422, now seen corresponding path program 1 times [2020-10-21 21:51:14,911 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 21:51:14,911 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847179376] [2020-10-21 21:51:14,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 21:51:15,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 21:51:15,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 21:51:15,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847179376] [2020-10-21 21:51:15,076 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 21:51:15,076 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-21 21:51:15,077 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525125247] [2020-10-21 21:51:15,077 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-21 21:51:15,077 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 21:51:15,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-21 21:51:15,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-21 21:51:15,078 INFO L87 Difference]: Start difference. First operand 1268 states and 3860 transitions. Second operand 5 states. [2020-10-21 21:51:15,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 21:51:15,136 INFO L93 Difference]: Finished difference Result 1073 states and 2930 transitions. [2020-10-21 21:51:15,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-21 21:51:15,136 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2020-10-21 21:51:15,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 21:51:15,142 INFO L225 Difference]: With dead ends: 1073 [2020-10-21 21:51:15,143 INFO L226 Difference]: Without dead ends: 824 [2020-10-21 21:51:15,143 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-21 21:51:15,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 824 states. [2020-10-21 21:51:15,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 824 to 824. [2020-10-21 21:51:15,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 824 states. [2020-10-21 21:51:15,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 824 states and 2208 transitions. [2020-10-21 21:51:15,171 INFO L78 Accepts]: Start accepts. Automaton has 824 states and 2208 transitions. Word has length 18 [2020-10-21 21:51:15,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 21:51:15,171 INFO L481 AbstractCegarLoop]: Abstraction has 824 states and 2208 transitions. [2020-10-21 21:51:15,171 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-21 21:51:15,171 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 2208 transitions. [2020-10-21 21:51:15,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-21 21:51:15,174 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 21:51:15,174 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 21:51:15,174 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-21 21:51:15,175 INFO L429 AbstractCegarLoop]: === Iteration 9 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 21:51:15,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 21:51:15,175 INFO L82 PathProgramCache]: Analyzing trace with hash 1648392436, now seen corresponding path program 1 times [2020-10-21 21:51:15,175 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 21:51:15,175 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663042586] [2020-10-21 21:51:15,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 21:51:15,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 21:51:15,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 21:51:15,298 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663042586] [2020-10-21 21:51:15,298 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 21:51:15,299 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-21 21:51:15,299 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975686776] [2020-10-21 21:51:15,299 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-21 21:51:15,299 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 21:51:15,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-21 21:51:15,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-21 21:51:15,300 INFO L87 Difference]: Start difference. First operand 824 states and 2208 transitions. Second operand 6 states. [2020-10-21 21:51:15,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 21:51:15,372 INFO L93 Difference]: Finished difference Result 693 states and 1802 transitions. [2020-10-21 21:51:15,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-21 21:51:15,373 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 20 [2020-10-21 21:51:15,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 21:51:15,376 INFO L225 Difference]: With dead ends: 693 [2020-10-21 21:51:15,377 INFO L226 Difference]: Without dead ends: 558 [2020-10-21 21:51:15,377 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-21 21:51:15,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2020-10-21 21:51:15,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 558. [2020-10-21 21:51:15,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2020-10-21 21:51:15,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 1432 transitions. [2020-10-21 21:51:15,394 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 1432 transitions. Word has length 20 [2020-10-21 21:51:15,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 21:51:15,394 INFO L481 AbstractCegarLoop]: Abstraction has 558 states and 1432 transitions. [2020-10-21 21:51:15,395 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-21 21:51:15,395 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1432 transitions. [2020-10-21 21:51:15,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-10-21 21:51:15,397 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 21:51:15,397 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 21:51:15,397 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-21 21:51:15,398 INFO L429 AbstractCegarLoop]: === Iteration 10 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 21:51:15,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 21:51:15,398 INFO L82 PathProgramCache]: Analyzing trace with hash -2016666996, now seen corresponding path program 1 times [2020-10-21 21:51:15,398 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 21:51:15,398 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903349414] [2020-10-21 21:51:15,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 21:51:15,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 21:51:15,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 21:51:15,508 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903349414] [2020-10-21 21:51:15,508 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 21:51:15,508 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-21 21:51:15,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382979234] [2020-10-21 21:51:15,509 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-21 21:51:15,509 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 21:51:15,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-21 21:51:15,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-21 21:51:15,510 INFO L87 Difference]: Start difference. First operand 558 states and 1432 transitions. Second operand 7 states. [2020-10-21 21:51:15,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 21:51:15,585 INFO L93 Difference]: Finished difference Result 525 states and 1366 transitions. [2020-10-21 21:51:15,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-21 21:51:15,586 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 23 [2020-10-21 21:51:15,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 21:51:15,588 INFO L225 Difference]: With dead ends: 525 [2020-10-21 21:51:15,588 INFO L226 Difference]: Without dead ends: 210 [2020-10-21 21:51:15,589 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-10-21 21:51:15,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2020-10-21 21:51:15,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 210. [2020-10-21 21:51:15,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2020-10-21 21:51:15,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 506 transitions. [2020-10-21 21:51:15,596 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 506 transitions. Word has length 23 [2020-10-21 21:51:15,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 21:51:15,596 INFO L481 AbstractCegarLoop]: Abstraction has 210 states and 506 transitions. [2020-10-21 21:51:15,596 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-21 21:51:15,596 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 506 transitions. [2020-10-21 21:51:15,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-21 21:51:15,597 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 21:51:15,598 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 21:51:15,598 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-21 21:51:15,598 INFO L429 AbstractCegarLoop]: === Iteration 11 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 21:51:15,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 21:51:15,598 INFO L82 PathProgramCache]: Analyzing trace with hash -890986032, now seen corresponding path program 1 times [2020-10-21 21:51:15,599 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 21:51:15,599 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480656245] [2020-10-21 21:51:15,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 21:51:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 21:51:15,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 21:51:15,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480656245] [2020-10-21 21:51:15,711 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 21:51:15,711 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-21 21:51:15,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29839274] [2020-10-21 21:51:15,711 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-21 21:51:15,711 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 21:51:15,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-21 21:51:15,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-21 21:51:15,712 INFO L87 Difference]: Start difference. First operand 210 states and 506 transitions. Second operand 5 states. [2020-10-21 21:51:15,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 21:51:15,744 INFO L93 Difference]: Finished difference Result 276 states and 656 transitions. [2020-10-21 21:51:15,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-21 21:51:15,745 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-10-21 21:51:15,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 21:51:15,745 INFO L225 Difference]: With dead ends: 276 [2020-10-21 21:51:15,745 INFO L226 Difference]: Without dead ends: 81 [2020-10-21 21:51:15,746 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-21 21:51:15,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2020-10-21 21:51:15,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2020-10-21 21:51:15,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-10-21 21:51:15,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 167 transitions. [2020-10-21 21:51:15,749 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 167 transitions. Word has length 26 [2020-10-21 21:51:15,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 21:51:15,749 INFO L481 AbstractCegarLoop]: Abstraction has 81 states and 167 transitions. [2020-10-21 21:51:15,749 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-21 21:51:15,749 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 167 transitions. [2020-10-21 21:51:15,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-21 21:51:15,750 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 21:51:15,750 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 21:51:15,750 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-21 21:51:15,750 INFO L429 AbstractCegarLoop]: === Iteration 12 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 21:51:15,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 21:51:15,751 INFO L82 PathProgramCache]: Analyzing trace with hash 2122495512, now seen corresponding path program 2 times [2020-10-21 21:51:15,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 21:51:15,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857924108] [2020-10-21 21:51:15,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 21:51:15,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 21:51:16,246 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 41 [2020-10-21 21:51:16,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 21:51:16,326 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857924108] [2020-10-21 21:51:16,326 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 21:51:16,327 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-21 21:51:16,327 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579416803] [2020-10-21 21:51:16,327 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-21 21:51:16,327 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 21:51:16,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-21 21:51:16,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-21 21:51:16,328 INFO L87 Difference]: Start difference. First operand 81 states and 167 transitions. Second operand 8 states. [2020-10-21 21:51:16,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 21:51:16,467 INFO L93 Difference]: Finished difference Result 100 states and 202 transitions. [2020-10-21 21:51:16,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-21 21:51:16,467 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 26 [2020-10-21 21:51:16,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 21:51:16,468 INFO L225 Difference]: With dead ends: 100 [2020-10-21 21:51:16,468 INFO L226 Difference]: Without dead ends: 53 [2020-10-21 21:51:16,468 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-21 21:51:16,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-10-21 21:51:16,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2020-10-21 21:51:16,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-10-21 21:51:16,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 91 transitions. [2020-10-21 21:51:16,471 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 91 transitions. Word has length 26 [2020-10-21 21:51:16,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 21:51:16,471 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 91 transitions. [2020-10-21 21:51:16,471 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-21 21:51:16,471 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 91 transitions. [2020-10-21 21:51:16,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-21 21:51:16,472 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 21:51:16,472 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 21:51:16,472 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-21 21:51:16,472 INFO L429 AbstractCegarLoop]: === Iteration 13 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 21:51:16,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 21:51:16,473 INFO L82 PathProgramCache]: Analyzing trace with hash -1256672400, now seen corresponding path program 3 times [2020-10-21 21:51:16,473 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 21:51:16,473 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708561874] [2020-10-21 21:51:16,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 21:51:16,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-21 21:51:16,541 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-21 21:51:16,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-21 21:51:16,604 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-21 21:51:16,647 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-21 21:51:16,647 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-21 21:51:16,648 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-21 21:51:16,679 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,680 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,680 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,680 WARN L224 RCFGBacktranslator]: unable to determine which branch was taken at C: __VERIFIER_atomic_begin() [807] [2020-10-21 21:51:16,681 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,681 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,681 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,681 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,682 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,682 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,682 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,682 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,682 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,682 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,683 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,683 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,683 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,683 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,683 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,683 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,684 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,684 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,684 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,684 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,684 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,684 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,685 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,685 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,685 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,685 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,685 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,685 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,686 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,686 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,688 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,688 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,688 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,688 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,688 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,689 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,689 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,689 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,689 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,689 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,689 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,689 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,690 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,690 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,690 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,690 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,690 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,690 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,691 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,691 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,691 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,691 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,691 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,691 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,692 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,692 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,692 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,692 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,692 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,692 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,693 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,693 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,693 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,693 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,693 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,694 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,694 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,739 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,739 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,739 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,740 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,740 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,741 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,741 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,741 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,741 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,741 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,741 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,741 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,742 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,742 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 21:51:16,742 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 21:51:16,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 09:51:16 BasicIcfg [2020-10-21 21:51:16,849 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-21 21:51:16,852 INFO L168 Benchmark]: Toolchain (without parser) took 13537.93 ms. Allocated memory was 139.5 MB in the beginning and 482.9 MB in the end (delta: 343.4 MB). Free memory was 100.4 MB in the beginning and 420.8 MB in the end (delta: -320.4 MB). Peak memory consumption was 304.1 MB. Max. memory is 7.1 GB. [2020-10-21 21:51:16,852 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.6 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. [2020-10-21 21:51:16,854 INFO L168 Benchmark]: CACSL2BoogieTranslator took 797.38 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 99.5 MB in the beginning and 151.8 MB in the end (delta: -52.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. [2020-10-21 21:51:16,855 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.50 ms. Allocated memory is still 202.4 MB. Free memory was 150.8 MB in the beginning and 147.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2020-10-21 21:51:16,855 INFO L168 Benchmark]: Boogie Preprocessor took 50.27 ms. Allocated memory is still 202.4 MB. Free memory was 147.9 MB in the beginning and 144.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2020-10-21 21:51:16,856 INFO L168 Benchmark]: RCFGBuilder took 2610.46 ms. Allocated memory was 202.4 MB in the beginning and 248.5 MB in the end (delta: 46.1 MB). Free memory was 144.9 MB in the beginning and 99.6 MB in the end (delta: 45.4 MB). Peak memory consumption was 99.3 MB. Max. memory is 7.1 GB. [2020-10-21 21:51:16,857 INFO L168 Benchmark]: TraceAbstraction took 9985.66 ms. Allocated memory was 248.5 MB in the beginning and 482.9 MB in the end (delta: 234.4 MB). Free memory was 99.6 MB in the beginning and 420.8 MB in the end (delta: -321.2 MB). Peak memory consumption was 194.2 MB. Max. memory is 7.1 GB. [2020-10-21 21:51:16,871 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.6 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 797.38 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 99.5 MB in the beginning and 151.8 MB in the end (delta: -52.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 83.50 ms. Allocated memory is still 202.4 MB. Free memory was 150.8 MB in the beginning and 147.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 50.27 ms. Allocated memory is still 202.4 MB. Free memory was 147.9 MB in the beginning and 144.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2610.46 ms. Allocated memory was 202.4 MB in the beginning and 248.5 MB in the end (delta: 46.1 MB). Free memory was 144.9 MB in the beginning and 99.6 MB in the end (delta: 45.4 MB). Peak memory consumption was 99.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 9985.66 ms. Allocated memory was 248.5 MB in the beginning and 482.9 MB in the end (delta: 234.4 MB). Free memory was 99.6 MB in the beginning and 420.8 MB in the end (delta: -321.2 MB). Peak memory consumption was 194.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1778 VarBasedMoverChecksPositive, 81 VarBasedMoverChecksNegative, 24 SemBasedMoverChecksPositive, 57 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.5s, 203 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 5.0s, 128 PlacesBefore, 45 PlacesAfterwards, 118 TransitionsBefore, 33 TransitionsAfterwards, 2610 CoEnabledTransitionPairs, 6 FixpointIterations, 40 TrivialSequentialCompositions, 44 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 14 ConcurrentYvCompositions, 2 ChoiceCompositions, 100 TotalNumberOfCompositions, 6390 MoverChecksTotal - CounterExampleResult [Line: 17]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p2_EAX = 0; [L714] 0 int __unbuffered_p3_EAX = 0; [L716] 0 int __unbuffered_p3_EBX = 0; [L718] 0 int a = 0; [L719] 0 _Bool main$tmp_guard0; [L720] 0 _Bool main$tmp_guard1; [L722] 0 int x = 0; [L724] 0 int y = 0; [L726] 0 int z = 0; [L727] 0 _Bool z$flush_delayed; [L728] 0 int z$mem_tmp; [L729] 0 _Bool z$r_buff0_thd0; [L730] 0 _Bool z$r_buff0_thd1; [L731] 0 _Bool z$r_buff0_thd2; [L732] 0 _Bool z$r_buff0_thd3; [L733] 0 _Bool z$r_buff0_thd4; [L734] 0 _Bool z$r_buff1_thd0; [L735] 0 _Bool z$r_buff1_thd1; [L736] 0 _Bool z$r_buff1_thd2; [L737] 0 _Bool z$r_buff1_thd3; [L738] 0 _Bool z$r_buff1_thd4; [L739] 0 _Bool z$read_delayed; [L740] 0 int *z$read_delayed_var; [L741] 0 int z$w_buff0; [L742] 0 _Bool z$w_buff0_used; [L743] 0 int z$w_buff1; [L744] 0 _Bool z$w_buff1_used; [L745] 0 _Bool weak$$choice0; [L746] 0 _Bool weak$$choice2; [L862] 0 pthread_t t573; [L863] FCALL, FORK 0 pthread_create(&t573, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L864] 0 pthread_t t574; [L865] FCALL, FORK 0 pthread_create(&t574, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L866] 0 pthread_t t575; [L867] FCALL, FORK 0 pthread_create(&t575, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L868] 0 pthread_t t576; [L869] FCALL, FORK 0 pthread_create(&t576, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L808] 4 z$w_buff1 = z$w_buff0 [L809] 4 z$w_buff0 = 1 [L810] 4 z$w_buff1_used = z$w_buff0_used [L811] 4 z$w_buff0_used = (_Bool)1 [L18] COND TRUE 4 !expression [L17] COND FALSE 4 !(0) [L17] 4 __assert_fail ("0", "mix021_rmo.opt.c", 8, __extension__ __PRETTY_FUNCTION__) [L813] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L814] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L815] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L816] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L817] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L818] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L821] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L822] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L823] 4 z$flush_delayed = weak$$choice2 [L824] 4 z$mem_tmp = z [L825] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L825] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1 [L825] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L825] 4 z = !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L826] EXPR 4 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L826] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0) [L826] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0 [L826] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0) [L826] EXPR 4 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L826] 4 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L827] EXPR 4 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L827] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1) [L827] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1 [L827] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1) [L827] EXPR 4 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L827] 4 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L828] EXPR 4 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L828] 4 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L829] EXPR 4 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L829] 4 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L830] EXPR 4 weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L830] 4 z$r_buff0_thd4 = weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L831] EXPR 4 weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L831] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L831] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0 [L831] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L831] EXPR 4 weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L831] 4 z$r_buff1_thd4 = weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L832] 4 __unbuffered_p3_EAX = z [L833] EXPR 4 z$flush_delayed ? z$mem_tmp : z [L833] 4 z = z$flush_delayed ? z$mem_tmp : z [L834] 4 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L837] 4 __unbuffered_p3_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L750] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L753] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L758] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L760] 1 return 0; [L765] 2 x = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L768] 2 y = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L780] 3 y = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=2, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L773] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L775] 2 return 0; [L783] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L784] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L785] 3 z$flush_delayed = weak$$choice2 [L786] 3 z$mem_tmp = z [L787] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L787] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L788] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L788] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L789] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L789] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1) [L789] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L789] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L790] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L790] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used) [L790] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L790] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L791] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L791] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L791] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L791] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L792] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L792] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3) [L792] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L792] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3) [L792] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L792] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L793] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L793] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L793] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0 [L793] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L793] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L793] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L794] 3 __unbuffered_p2_EAX = z [L795] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L795] 3 z = z$flush_delayed ? z$mem_tmp : z [L796] 3 z$flush_delayed = (_Bool)0 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=4, weak$$choice2=0, x=2, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L840] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L840] EXPR 4 z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z [L840] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L840] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L841] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L841] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L842] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L842] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L843] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L843] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L844] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L844] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L801] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L803] 3 return 0; [L847] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L849] 4 return 0; [L871] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L875] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L875] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L876] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L876] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L877] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L877] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L878] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L878] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L879] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L879] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L882] 0 main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) [L18] COND TRUE 0 !expression [L17] COND FALSE 0 !(0) [L17] 0 __assert_fail ("0", "mix021_rmo.opt.c", 8, __extension__ __PRETTY_FUNCTION__) VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=4, weak$$choice2=0, x=2, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 116 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 9.6s, OverallIterations: 13, TraceHistogramMax: 1, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 5.2s, HoareTripleCheckerStatistics: 446 SDtfs, 426 SDslu, 874 SDs, 0 SdLazy, 255 SolverSat, 45 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 54 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2858occurred 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: 0.6s AutomataMinimizationTime, 12 MinimizatonAttempts, 384 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 235 NumberOfCodeBlocks, 235 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 197 ConstructedInterpolants, 0 QuantifiedInterpolants, 23042 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...