/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-SP.epf -i ../../../trunk/examples/svcomp/pthread-wmm/rfi007_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7a177ad [2020-11-09 16:58:05,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-09 16:58:05,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-09 16:58:05,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-09 16:58:05,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-09 16:58:05,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-09 16:58:05,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-09 16:58:05,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-09 16:58:05,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-09 16:58:05,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-09 16:58:05,224 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-09 16:58:05,226 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-09 16:58:05,226 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-09 16:58:05,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-09 16:58:05,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-09 16:58:05,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-09 16:58:05,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-09 16:58:05,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-09 16:58:05,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-09 16:58:05,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-09 16:58:05,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-09 16:58:05,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-09 16:58:05,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-09 16:58:05,244 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-09 16:58:05,250 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-09 16:58:05,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-09 16:58:05,253 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-09 16:58:05,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-09 16:58:05,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-09 16:58:05,260 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-09 16:58:05,261 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-09 16:58:05,262 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-09 16:58:05,263 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-09 16:58:05,265 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-09 16:58:05,267 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-09 16:58:05,267 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-09 16:58:05,279 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-09 16:58:05,279 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-09 16:58:05,279 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-09 16:58:05,281 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-09 16:58:05,281 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-09 16:58:05,282 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-SP.epf [2020-11-09 16:58:05,338 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-09 16:58:05,340 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-09 16:58:05,342 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-09 16:58:05,342 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-09 16:58:05,343 INFO L138 SettingsManager]: * Use SBE=true [2020-11-09 16:58:05,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-09 16:58:05,344 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-09 16:58:05,344 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-09 16:58:05,344 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-09 16:58:05,344 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-09 16:58:05,346 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-09 16:58:05,346 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-09 16:58:05,346 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-09 16:58:05,346 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-09 16:58:05,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-09 16:58:05,347 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-09 16:58:05,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-09 16:58:05,347 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-09 16:58:05,347 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-09 16:58:05,348 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-09 16:58:05,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-09 16:58:05,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-09 16:58:05,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-09 16:58:05,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-11-09 16:58:05,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-09 16:58:05,349 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-09 16:58:05,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-09 16:58:05,349 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-11-09 16:58:05,349 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-11-09 16:58:05,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-09 16:58:05,350 INFO L138 SettingsManager]: * Interpolant automaton=MCR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-09 16:58:05,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-09 16:58:05,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-09 16:58:05,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-09 16:58:05,864 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-09 16:58:05,865 INFO L275 PluginConnector]: CDTParser initialized [2020-11-09 16:58:05,866 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi007_power.oepc.i [2020-11-09 16:58:05,968 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f9fdeea0/af1e40e2caef4b3ba9aa600656671f62/FLAG6639e3cbf [2020-11-09 16:58:06,712 INFO L306 CDTParser]: Found 1 translation units. [2020-11-09 16:58:06,713 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi007_power.oepc.i [2020-11-09 16:58:06,740 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f9fdeea0/af1e40e2caef4b3ba9aa600656671f62/FLAG6639e3cbf [2020-11-09 16:58:06,944 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f9fdeea0/af1e40e2caef4b3ba9aa600656671f62 [2020-11-09 16:58:06,948 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-09 16:58:06,957 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-09 16:58:06,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-09 16:58:06,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-09 16:58:06,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-09 16:58:06,968 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:58:06" (1/1) ... [2020-11-09 16:58:06,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b9197cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:58:06, skipping insertion in model container [2020-11-09 16:58:06,973 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:58:06" (1/1) ... [2020-11-09 16:58:06,982 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-09 16:58:07,062 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-09 16:58:07,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-09 16:58:07,495 INFO L203 MainTranslator]: Completed pre-run [2020-11-09 16:58:07,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-09 16:58:07,692 INFO L208 MainTranslator]: Completed translation [2020-11-09 16:58:07,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:58:07 WrapperNode [2020-11-09 16:58:07,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-09 16:58:07,694 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-09 16:58:07,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-09 16:58:07,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-09 16:58:07,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:58:07" (1/1) ... [2020-11-09 16:58:07,724 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:58:07" (1/1) ... [2020-11-09 16:58:07,771 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-09 16:58:07,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-09 16:58:07,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-09 16:58:07,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-09 16:58:07,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:58:07" (1/1) ... [2020-11-09 16:58:07,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:58:07" (1/1) ... [2020-11-09 16:58:07,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:58:07" (1/1) ... [2020-11-09 16:58:07,789 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:58:07" (1/1) ... [2020-11-09 16:58:07,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:58:07" (1/1) ... [2020-11-09 16:58:07,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:58:07" (1/1) ... [2020-11-09 16:58:07,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:58:07" (1/1) ... [2020-11-09 16:58:07,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-09 16:58:07,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-09 16:58:07,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-09 16:58:07,817 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-09 16:58:07,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:58:07" (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 [2020-11-09 16:58:07,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-09 16:58:07,910 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-09 16:58:07,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-09 16:58:07,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-09 16:58:07,912 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-09 16:58:07,912 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-09 16:58:07,913 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-09 16:58:07,914 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-09 16:58:07,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-09 16:58:07,915 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-09 16:58:07,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-09 16:58:07,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-09 16:58:07,918 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-09 16:58:10,329 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-09 16:58:10,329 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-11-09 16:58:10,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:58:10 BoogieIcfgContainer [2020-11-09 16:58:10,331 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-09 16:58:10,333 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-09 16:58:10,334 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-09 16:58:10,337 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-09 16:58:10,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:58:06" (1/3) ... [2020-11-09 16:58:10,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dd8d0de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:58:10, skipping insertion in model container [2020-11-09 16:58:10,339 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:58:07" (2/3) ... [2020-11-09 16:58:10,339 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dd8d0de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:58:10, skipping insertion in model container [2020-11-09 16:58:10,339 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:58:10" (3/3) ... [2020-11-09 16:58:10,341 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi007_power.oepc.i [2020-11-09 16:58:10,358 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-09 16:58:10,358 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-11-09 16:58:10,362 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-09 16:58:10,363 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-09 16:58:10,399 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,399 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,399 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,399 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,400 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,400 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,400 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,400 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,400 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,401 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,401 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,401 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,401 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,401 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,402 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,402 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,403 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,404 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,404 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,404 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,404 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,406 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,406 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,406 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,406 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,406 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,408 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,408 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,408 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,409 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,409 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,409 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,409 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,409 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,409 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,410 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,410 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,410 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,410 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,410 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,410 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,410 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,411 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,411 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,411 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,411 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,411 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,411 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,412 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,412 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,412 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,412 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,412 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,412 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,412 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,413 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,413 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,413 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,413 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,413 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,413 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,413 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,414 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,414 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,414 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,414 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,414 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,414 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,415 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,415 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,415 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,415 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,420 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,420 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,420 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,420 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,420 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,420 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,423 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,423 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,425 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,425 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,425 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,425 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,425 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,425 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,426 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,427 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,428 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,428 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,428 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,428 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,430 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,433 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,434 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,434 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,434 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,434 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,434 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,434 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,435 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,436 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,436 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,436 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,440 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,441 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,442 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,443 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:58:10,444 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-11-09 16:58:10,457 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-11-09 16:58:10,479 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-09 16:58:10,479 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-09 16:58:10,479 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-11-09 16:58:10,480 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-11-09 16:58:10,480 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-09 16:58:10,480 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-09 16:58:10,480 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-09 16:58:10,480 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-09 16:58:10,492 INFO L128 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-11-09 16:58:10,493 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 90 places, 86 transitions, 182 flow [2020-11-09 16:58:10,496 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 90 places, 86 transitions, 182 flow [2020-11-09 16:58:10,498 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 86 transitions, 182 flow [2020-11-09 16:58:10,540 INFO L129 PetriNetUnfolder]: 3/84 cut-off events. [2020-11-09 16:58:10,541 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-11-09 16:58:10,545 INFO L84 FinitePrefix]: Finished finitePrefix Result has 91 conditions, 84 events. 3/84 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 58 event pairs, 0 based on Foata normal form. 0/79 useless extension candidates. Maximal degree in co-relation 51. Up to 2 conditions per place. [2020-11-09 16:58:10,548 INFO L116 LiptonReduction]: Number of co-enabled transitions 1120 [2020-11-09 16:58:11,207 WARN L194 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-11-09 16:58:11,451 WARN L194 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 47 [2020-11-09 16:58:12,152 WARN L194 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2020-11-09 16:58:12,402 WARN L194 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-11-09 16:58:12,955 WARN L194 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 81 [2020-11-09 16:58:12,976 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 2, 3, 2, 1] term [2020-11-09 16:58:12,976 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-09 16:58:13,422 WARN L194 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 83 [2020-11-09 16:58:13,868 WARN L194 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-11-09 16:58:13,999 WARN L194 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-11-09 16:58:14,232 WARN L194 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-11-09 16:58:14,460 WARN L194 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-11-09 16:58:16,126 WARN L194 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2020-11-09 16:58:16,346 WARN L194 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2020-11-09 16:58:17,261 WARN L194 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-11-09 16:58:17,814 WARN L194 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 108 [2020-11-09 16:58:18,026 WARN L194 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-11-09 16:58:18,509 WARN L194 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 108 [2020-11-09 16:58:18,740 WARN L194 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-11-09 16:58:18,930 INFO L131 LiptonReduction]: Checked pairs total: 3369 [2020-11-09 16:58:18,931 INFO L133 LiptonReduction]: Total number of compositions: 84 [2020-11-09 16:58:18,948 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 27 places, 21 transitions, 52 flow [2020-11-09 16:58:18,967 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 194 states. [2020-11-09 16:58:18,969 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states. [2020-11-09 16:58:18,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-11-09 16:58:18,975 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:58:18,975 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1] [2020-11-09 16:58:18,976 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 16:58:18,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:58:18,982 INFO L82 PathProgramCache]: Analyzing trace with hash 953712, now seen corresponding path program 1 times [2020-11-09 16:58:19,007 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:58:19,008 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470142421] [2020-11-09 16:58:19,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:58:19,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:58:19,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:58:19,290 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470142421] [2020-11-09 16:58:19,291 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:58:19,292 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-11-09 16:58:19,292 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1352713877] [2020-11-09 16:58:19,293 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:58:19,296 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:58:19,308 INFO L252 McrAutomatonBuilder]: Finished intersection with 4 states and 3 transitions. [2020-11-09 16:58:19,309 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:58:19,313 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 16:58:19,314 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-09 16:58:19,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:58:19,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-09 16:58:19,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 16:58:19,333 INFO L87 Difference]: Start difference. First operand 194 states. Second operand 3 states. [2020-11-09 16:58:19,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:58:19,384 INFO L93 Difference]: Finished difference Result 162 states and 385 transitions. [2020-11-09 16:58:19,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-09 16:58:19,386 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2020-11-09 16:58:19,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:58:19,398 INFO L225 Difference]: With dead ends: 162 [2020-11-09 16:58:19,398 INFO L226 Difference]: Without dead ends: 132 [2020-11-09 16:58:19,400 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 [2020-11-09 16:58:19,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-11-09 16:58:19,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2020-11-09 16:58:19,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2020-11-09 16:58:19,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 306 transitions. [2020-11-09 16:58:19,456 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 306 transitions. Word has length 3 [2020-11-09 16:58:19,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:58:19,457 INFO L481 AbstractCegarLoop]: Abstraction has 132 states and 306 transitions. [2020-11-09 16:58:19,457 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-09 16:58:19,457 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 306 transitions. [2020-11-09 16:58:19,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-09 16:58:19,458 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:58:19,458 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:58:19,458 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-09 16:58:19,459 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 16:58:19,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:58:19,460 INFO L82 PathProgramCache]: Analyzing trace with hash 362410442, now seen corresponding path program 1 times [2020-11-09 16:58:19,463 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:58:19,463 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140017564] [2020-11-09 16:58:19,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:58:19,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:58:19,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:58:19,585 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140017564] [2020-11-09 16:58:19,585 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:58:19,585 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-11-09 16:58:19,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1608251166] [2020-11-09 16:58:19,586 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:58:19,587 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:58:19,590 INFO L252 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2020-11-09 16:58:19,591 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:58:19,591 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 16:58:19,592 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-09 16:58:19,593 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:58:19,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-09 16:58:19,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 16:58:19,597 INFO L87 Difference]: Start difference. First operand 132 states and 306 transitions. Second operand 3 states. [2020-11-09 16:58:19,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:58:19,611 INFO L93 Difference]: Finished difference Result 130 states and 300 transitions. [2020-11-09 16:58:19,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-09 16:58:19,612 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-11-09 16:58:19,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:58:19,614 INFO L225 Difference]: With dead ends: 130 [2020-11-09 16:58:19,614 INFO L226 Difference]: Without dead ends: 130 [2020-11-09 16:58:19,615 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 [2020-11-09 16:58:19,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2020-11-09 16:58:19,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2020-11-09 16:58:19,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2020-11-09 16:58:19,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 300 transitions. [2020-11-09 16:58:19,629 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 300 transitions. Word has length 7 [2020-11-09 16:58:19,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:58:19,629 INFO L481 AbstractCegarLoop]: Abstraction has 130 states and 300 transitions. [2020-11-09 16:58:19,629 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-09 16:58:19,630 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 300 transitions. [2020-11-09 16:58:19,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-09 16:58:19,630 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:58:19,631 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:58:19,631 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-09 16:58:19,631 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 16:58:19,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:58:19,632 INFO L82 PathProgramCache]: Analyzing trace with hash -1650210151, now seen corresponding path program 1 times [2020-11-09 16:58:19,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:58:19,633 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287464152] [2020-11-09 16:58:19,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:58:19,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:58:19,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:58:19,691 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287464152] [2020-11-09 16:58:19,691 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:58:19,691 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-11-09 16:58:19,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [67126257] [2020-11-09 16:58:19,692 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:58:19,693 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:58:19,694 INFO L252 McrAutomatonBuilder]: Finished intersection with 11 states and 12 transitions. [2020-11-09 16:58:19,694 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:58:19,707 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 16:58:19,708 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-09 16:58:19,708 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:58:19,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-09 16:58:19,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 16:58:19,709 INFO L87 Difference]: Start difference. First operand 130 states and 300 transitions. Second operand 3 states. [2020-11-09 16:58:19,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:58:19,717 INFO L93 Difference]: Finished difference Result 122 states and 278 transitions. [2020-11-09 16:58:19,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-09 16:58:19,721 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-11-09 16:58:19,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:58:19,722 INFO L225 Difference]: With dead ends: 122 [2020-11-09 16:58:19,722 INFO L226 Difference]: Without dead ends: 122 [2020-11-09 16:58:19,723 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 16:58:19,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2020-11-09 16:58:19,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2020-11-09 16:58:19,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-11-09 16:58:19,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 278 transitions. [2020-11-09 16:58:19,745 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 278 transitions. Word has length 8 [2020-11-09 16:58:19,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:58:19,746 INFO L481 AbstractCegarLoop]: Abstraction has 122 states and 278 transitions. [2020-11-09 16:58:19,746 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-09 16:58:19,746 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 278 transitions. [2020-11-09 16:58:19,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-09 16:58:19,747 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:58:19,749 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:58:19,750 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-09 16:58:19,750 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 16:58:19,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:58:19,753 INFO L82 PathProgramCache]: Analyzing trace with hash 383091255, now seen corresponding path program 1 times [2020-11-09 16:58:19,755 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:58:19,755 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745980976] [2020-11-09 16:58:19,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:58:19,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:58:19,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:58:19,875 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745980976] [2020-11-09 16:58:19,875 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:58:19,875 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-09 16:58:19,875 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1487017351] [2020-11-09 16:58:19,876 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:58:19,877 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:58:19,878 INFO L252 McrAutomatonBuilder]: Finished intersection with 14 states and 17 transitions. [2020-11-09 16:58:19,879 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:58:19,942 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-11-09 16:58:19,982 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-11-09 16:58:19,992 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [1676#(not (= 2 ~__unbuffered_cnt~0))] [2020-11-09 16:58:19,992 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-09 16:58:19,993 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:58:19,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-09 16:58:19,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-09 16:58:19,994 INFO L87 Difference]: Start difference. First operand 122 states and 278 transitions. Second operand 5 states. [2020-11-09 16:58:20,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:58:20,057 INFO L93 Difference]: Finished difference Result 75 states and 150 transitions. [2020-11-09 16:58:20,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-09 16:58:20,058 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 9 [2020-11-09 16:58:20,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:58:20,059 INFO L225 Difference]: With dead ends: 75 [2020-11-09 16:58:20,059 INFO L226 Difference]: Without dead ends: 45 [2020-11-09 16:58:20,060 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-11-09 16:58:20,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-11-09 16:58:20,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2020-11-09 16:58:20,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-11-09 16:58:20,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 72 transitions. [2020-11-09 16:58:20,063 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 72 transitions. Word has length 9 [2020-11-09 16:58:20,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:58:20,064 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 72 transitions. [2020-11-09 16:58:20,064 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-09 16:58:20,064 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 72 transitions. [2020-11-09 16:58:20,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-09 16:58:20,065 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:58:20,065 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:58:20,065 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-09 16:58:20,065 INFO L429 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 16:58:20,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:58:20,066 INFO L82 PathProgramCache]: Analyzing trace with hash 1500000036, now seen corresponding path program 1 times [2020-11-09 16:58:20,067 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:58:20,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027486689] [2020-11-09 16:58:20,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:58:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:58:20,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:58:20,384 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027486689] [2020-11-09 16:58:20,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:58:20,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-09 16:58:20,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1520941234] [2020-11-09 16:58:20,384 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:58:20,389 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:58:20,402 INFO L252 McrAutomatonBuilder]: Finished intersection with 35 states and 50 transitions. [2020-11-09 16:58:20,402 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:58:20,480 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 2, 1] term [2020-11-09 16:58:20,481 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:20,483 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 16:58:20,483 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:20,485 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 3, 2, 2, 1] term [2020-11-09 16:58:20,486 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:20,665 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 4, 4, 3, 3, 2, 1] term [2020-11-09 16:58:20,666 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:20,667 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:58:20,668 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:20,669 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 4, 4, 3, 2, 1] term [2020-11-09 16:58:20,669 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:20,673 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 3, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:58:20,673 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:20,674 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 3, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:58:20,675 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:20,677 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:58:20,677 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:20,680 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-09 16:58:20,680 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:20,682 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 3, 4, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:58:20,682 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:20,683 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 4, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:58:20,684 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:20,692 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 4, 3, 3, 2, 1] term [2020-11-09 16:58:20,692 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:20,695 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-11-09 16:58:20,695 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:20,793 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 3, 2, 1] term [2020-11-09 16:58:20,794 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:20,794 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-11-09 16:58:20,794 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:20,798 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-11-09 16:58:20,799 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:20,800 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 16:58:20,800 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:20,803 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[6, 3, 4, 2, 3, 2, 1] term [2020-11-09 16:58:20,804 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-11-09 16:58:21,039 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 3, 2, 1] term [2020-11-09 16:58:21,040 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:21,041 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-11-09 16:58:21,041 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:21,043 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-11-09 16:58:21,043 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:21,045 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 16:58:21,045 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:21,047 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[6, 3, 4, 2, 3, 2, 1] term [2020-11-09 16:58:21,047 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-11-09 16:58:21,135 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 3, 2, 1] term [2020-11-09 16:58:21,137 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:21,138 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-11-09 16:58:21,138 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:21,139 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-11-09 16:58:21,140 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:21,141 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 16:58:21,141 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:58:21,142 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[6, 3, 4, 2, 3, 2, 1] term [2020-11-09 16:58:21,142 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-11-09 16:58:21,234 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [1856#(or (not (= (mod ~x$w_buff0_used~0 256) 0)) (= ~__unbuffered_cnt~0 0)), 1857#(and (= ~x$w_buff0~0 1) (not (= (mod ~x$r_buff0_thd1~0 256) 0)) (not (= (mod ~x$w_buff0_used~0 256) 0)) (= ~__unbuffered_cnt~0 0)), 1855#(and (= ~__unbuffered_p1_EBX~0 1) (<= ~__unbuffered_cnt~0 0) (<= 0 ~__unbuffered_cnt~0))] [2020-11-09 16:58:21,235 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-11-09 16:58:21,235 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:58:21,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-11-09 16:58:21,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2020-11-09 16:58:21,236 INFO L87 Difference]: Start difference. First operand 45 states and 72 transitions. Second operand 12 states. [2020-11-09 16:58:21,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:58:21,551 INFO L93 Difference]: Finished difference Result 64 states and 98 transitions. [2020-11-09 16:58:21,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-11-09 16:58:21,552 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 16 [2020-11-09 16:58:21,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:58:21,555 INFO L225 Difference]: With dead ends: 64 [2020-11-09 16:58:21,555 INFO L226 Difference]: Without dead ends: 46 [2020-11-09 16:58:21,556 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 4 SyntacticMatches, 7 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2020-11-09 16:58:21,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-11-09 16:58:21,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 35. [2020-11-09 16:58:21,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-11-09 16:58:21,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 52 transitions. [2020-11-09 16:58:21,562 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 52 transitions. Word has length 16 [2020-11-09 16:58:21,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:58:21,563 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 52 transitions. [2020-11-09 16:58:21,563 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-11-09 16:58:21,563 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2020-11-09 16:58:21,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-09 16:58:21,564 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:58:21,564 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:58:21,565 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-09 16:58:21,565 INFO L429 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 16:58:21,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:58:21,565 INFO L82 PathProgramCache]: Analyzing trace with hash 1871859492, now seen corresponding path program 2 times [2020-11-09 16:58:21,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:58:21,569 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634693482] [2020-11-09 16:58:21,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:58:21,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-09 16:58:21,735 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-09 16:58:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-09 16:58:21,810 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-09 16:58:21,848 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-09 16:58:21,849 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-09 16:58:21,849 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-09 16:58:21,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 04:58:21 BasicIcfg [2020-11-09 16:58:21,973 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-09 16:58:21,975 INFO L168 Benchmark]: Toolchain (without parser) took 15023.60 ms. Allocated memory was 151.0 MB in the beginning and 283.1 MB in the end (delta: 132.1 MB). Free memory was 125.1 MB in the beginning and 211.8 MB in the end (delta: -86.7 MB). Peak memory consumption was 46.6 MB. Max. memory is 8.0 GB. [2020-11-09 16:58:21,976 INFO L168 Benchmark]: CDTParser took 0.71 ms. Allocated memory is still 151.0 MB. Free memory is still 125.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-09 16:58:21,977 INFO L168 Benchmark]: CACSL2BoogieTranslator took 731.98 ms. Allocated memory is still 151.0 MB. Free memory was 124.5 MB in the beginning and 123.7 MB in the end (delta: 826.4 kB). Peak memory consumption was 28.8 MB. Max. memory is 8.0 GB. [2020-11-09 16:58:21,977 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.66 ms. Allocated memory is still 151.0 MB. Free memory was 123.7 MB in the beginning and 121.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-11-09 16:58:21,978 INFO L168 Benchmark]: Boogie Preprocessor took 43.86 ms. Allocated memory is still 151.0 MB. Free memory was 121.6 MB in the beginning and 119.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-11-09 16:58:21,979 INFO L168 Benchmark]: RCFGBuilder took 2514.53 ms. Allocated memory was 151.0 MB in the beginning and 184.5 MB in the end (delta: 33.6 MB). Free memory was 119.5 MB in the beginning and 110.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 79.6 MB. Max. memory is 8.0 GB. [2020-11-09 16:58:21,980 INFO L168 Benchmark]: TraceAbstraction took 11640.21 ms. Allocated memory was 184.5 MB in the beginning and 283.1 MB in the end (delta: 98.6 MB). Free memory was 109.6 MB in the beginning and 211.8 MB in the end (delta: -102.2 MB). There was no memory consumed. Max. memory is 8.0 GB. [2020-11-09 16:58:21,985 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71 ms. Allocated memory is still 151.0 MB. Free memory is still 125.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 731.98 ms. Allocated memory is still 151.0 MB. Free memory was 124.5 MB in the beginning and 123.7 MB in the end (delta: 826.4 kB). Peak memory consumption was 28.8 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 77.66 ms. Allocated memory is still 151.0 MB. Free memory was 123.7 MB in the beginning and 121.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 43.86 ms. Allocated memory is still 151.0 MB. Free memory was 121.6 MB in the beginning and 119.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2514.53 ms. Allocated memory was 151.0 MB in the beginning and 184.5 MB in the end (delta: 33.6 MB). Free memory was 119.5 MB in the beginning and 110.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 79.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 11640.21 ms. Allocated memory was 184.5 MB in the beginning and 283.1 MB in the end (delta: 98.6 MB). Free memory was 109.6 MB in the beginning and 211.8 MB in the end (delta: -102.2 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 629 VarBasedMoverChecksPositive, 34 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 53 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 8.4s, 90 PlacesBefore, 27 PlacesAfterwards, 86 TransitionsBefore, 21 TransitionsAfterwards, 1120 CoEnabledTransitionPairs, 7 FixpointIterations, 33 TrivialSequentialCompositions, 39 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 10 ConcurrentYvCompositions, 2 ChoiceCompositions, 84 TotalNumberOfCompositions, 3369 MoverChecksTotal - CounterExampleResult [Line: 17]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; [L710] 0 int __unbuffered_p1_EAX = 0; [L712] 0 int __unbuffered_p1_EBX = 0; [L713] 0 _Bool main$tmp_guard0; [L714] 0 _Bool main$tmp_guard1; [L716] 0 int x = 0; [L717] 0 _Bool x$flush_delayed; [L718] 0 int x$mem_tmp; [L719] 0 _Bool x$r_buff0_thd0; [L720] 0 _Bool x$r_buff0_thd1; [L721] 0 _Bool x$r_buff0_thd2; [L722] 0 _Bool x$r_buff1_thd0; [L723] 0 _Bool x$r_buff1_thd1; [L724] 0 _Bool x$r_buff1_thd2; [L725] 0 _Bool x$read_delayed; [L726] 0 int *x$read_delayed_var; [L727] 0 int x$w_buff0; [L728] 0 _Bool x$w_buff0_used; [L729] 0 int x$w_buff1; [L730] 0 _Bool x$w_buff1_used; [L732] 0 int y = 0; [L733] 0 _Bool weak$$choice0; [L734] 0 _Bool weak$$choice2; [L810] 0 pthread_t t1705; [L811] FCALL, FORK 0 pthread_create(&t1705, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L738] 1 x$w_buff1 = x$w_buff0 [L739] 1 x$w_buff0 = 1 [L740] 1 x$w_buff1_used = x$w_buff0_used [L741] 1 x$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L743] 1 x$r_buff1_thd0 = x$r_buff0_thd0 [L744] 1 x$r_buff1_thd1 = x$r_buff0_thd1 [L745] 1 x$r_buff1_thd2 = x$r_buff0_thd2 [L746] 1 x$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L812] 0 pthread_t t1706; [L813] FCALL, FORK 0 pthread_create(&t1706, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L749] 1 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L766] 2 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L769] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L772] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L773] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L774] 2 x$flush_delayed = weak$$choice2 [L775] 2 x$mem_tmp = x [L776] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L776] 2 x = !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L777] EXPR 2 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L777] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0) [L777] EXPR 2 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L777] 2 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L778] EXPR 2 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L778] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1) [L778] EXPR 2 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L778] 2 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L779] EXPR 2 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L779] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used) [L779] EXPR 2 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L779] 2 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L780] EXPR 2 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L780] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L780] EXPR 2 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L780] 2 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L781] EXPR 2 weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) [L781] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2) [L781] EXPR 2 weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) [L781] 2 x$r_buff0_thd2 = weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) [L782] EXPR 2 weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L782] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L782] EXPR 2 weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L782] 2 x$r_buff1_thd2 = weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L783] 2 __unbuffered_p1_EBX = x [L784] EXPR 2 x$flush_delayed ? x$mem_tmp : x [L784] 2 x = x$flush_delayed ? x$mem_tmp : x [L785] 2 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L752] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L752] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L753] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L753] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L754] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L754] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L755] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L755] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L756] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L756] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L759] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L761] 1 return 0; [L788] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L788] EXPR 2 x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x [L788] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L788] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L789] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L789] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L790] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L790] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L791] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L791] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L792] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L792] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L795] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L797] 2 return 0; [L815] 0 main$tmp_guard0 = __unbuffered_cnt == 2 [L3] COND FALSE 0 !(!cond) [L819] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L819] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L819] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L819] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L820] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L820] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L821] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L821] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L822] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L822] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L823] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L823] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L826] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p1_EAX == 2 && __unbuffered_p1_EBX == 0) [L18] COND TRUE 0 !expression [L17] COND FALSE 0 !(0) [L17] 0 __assert_fail ("0", "rfi007_power.oepc.c", 8, __extension__ __PRETTY_FUNCTION__) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=1, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 84 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 11.3s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 8.4s, HoareTripleCheckerStatistics: 89 SDtfs, 68 SDslu, 168 SDs, 0 SdLazy, 158 SolverSat, 28 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37 GetRequests, 9 SyntacticMatches, 8 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=194occurred 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: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 11 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 59 NumberOfCodeBlocks, 59 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 38 ConstructedInterpolants, 0 QuantifiedInterpolants, 2666 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...