/usr/bin/java -Xmx16000000000 -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/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf -i ../../../trunk/examples/svcomp/pthread-atomic/gcd-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-6f57305 [2021-01-26 21:17:29,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-26 21:17:29,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-26 21:17:29,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-26 21:17:29,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-26 21:17:29,470 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-26 21:17:29,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-26 21:17:29,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-26 21:17:29,485 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-26 21:17:29,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-26 21:17:29,493 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-26 21:17:29,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-26 21:17:29,494 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-26 21:17:29,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-26 21:17:29,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-26 21:17:29,501 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-26 21:17:29,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-26 21:17:29,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-26 21:17:29,514 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-26 21:17:29,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-26 21:17:29,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-26 21:17:29,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-26 21:17:29,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-26 21:17:29,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-26 21:17:29,540 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-26 21:17:29,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-26 21:17:29,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-26 21:17:29,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-26 21:17:29,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-26 21:17:29,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-26 21:17:29,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-26 21:17:29,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-26 21:17:29,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-26 21:17:29,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-26 21:17:29,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-26 21:17:29,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-26 21:17:29,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-26 21:17:29,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-26 21:17:29,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-26 21:17:29,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-26 21:17:29,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-26 21:17:29,555 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf [2021-01-26 21:17:29,606 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-26 21:17:29,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-26 21:17:29,610 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-26 21:17:29,611 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-26 21:17:29,611 INFO L138 SettingsManager]: * Use SBE=true [2021-01-26 21:17:29,611 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-26 21:17:29,611 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-26 21:17:29,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-26 21:17:29,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-26 21:17:29,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-26 21:17:29,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-26 21:17:29,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-26 21:17:29,614 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-26 21:17:29,614 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-26 21:17:29,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-26 21:17:29,615 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-26 21:17:29,615 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-26 21:17:29,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-26 21:17:29,615 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-26 21:17:29,616 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-26 21:17:29,616 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-26 21:17:29,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-26 21:17:29,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-26 21:17:29,617 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-26 21:17:29,617 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-26 21:17:29,617 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-26 21:17:29,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-26 21:17:29,618 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-26 21:17:29,618 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-26 21:17:29,618 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-26 21:17:29,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-26 21:17:29,619 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-26 21:17:29,619 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-26 21:17:29,619 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=DELAY_SET 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-26 21:17:30,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-26 21:17:30,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-26 21:17:30,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-26 21:17:30,098 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-26 21:17:30,099 INFO L275 PluginConnector]: CDTParser initialized [2021-01-26 21:17:30,100 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/gcd-2.i [2021-01-26 21:17:30,194 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/beef17ac8/069518369da446579c6522ec965949f1/FLAGa4679d209 [2021-01-26 21:17:30,939 INFO L306 CDTParser]: Found 1 translation units. [2021-01-26 21:17:30,940 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/gcd-2.i [2021-01-26 21:17:30,956 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/beef17ac8/069518369da446579c6522ec965949f1/FLAGa4679d209 [2021-01-26 21:17:31,229 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/beef17ac8/069518369da446579c6522ec965949f1 [2021-01-26 21:17:31,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-26 21:17:31,243 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-26 21:17:31,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-26 21:17:31,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-26 21:17:31,248 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-26 21:17:31,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 09:17:31" (1/1) ... [2021-01-26 21:17:31,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@deb7b2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 09:17:31, skipping insertion in model container [2021-01-26 21:17:31,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 09:17:31" (1/1) ... [2021-01-26 21:17:31,261 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-26 21:17:31,334 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-26 21:17:31,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 21:17:31,831 INFO L203 MainTranslator]: Completed pre-run [2021-01-26 21:17:31,924 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 21:17:32,063 INFO L208 MainTranslator]: Completed translation [2021-01-26 21:17:32,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 09:17:32 WrapperNode [2021-01-26 21:17:32,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-26 21:17:32,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-26 21:17:32,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-26 21:17:32,070 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-26 21:17:32,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 09:17:32" (1/1) ... [2021-01-26 21:17:32,115 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 09:17:32" (1/1) ... [2021-01-26 21:17:32,176 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-26 21:17:32,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-26 21:17:32,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-26 21:17:32,177 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-26 21:17:32,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 09:17:32" (1/1) ... [2021-01-26 21:17:32,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 09:17:32" (1/1) ... [2021-01-26 21:17:32,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 09:17:32" (1/1) ... [2021-01-26 21:17:32,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 09:17:32" (1/1) ... [2021-01-26 21:17:32,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 09:17:32" (1/1) ... [2021-01-26 21:17:32,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 09:17:32" (1/1) ... [2021-01-26 21:17:32,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 09:17:32" (1/1) ... [2021-01-26 21:17:32,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-26 21:17:32,245 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-26 21:17:32,245 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-26 21:17:32,245 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-26 21:17:32,248 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 09:17:32" (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 [2021-01-26 21:17:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-26 21:17:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-26 21:17:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-26 21:17:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-26 21:17:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure dec_a [2021-01-26 21:17:32,332 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_a [2021-01-26 21:17:32,332 INFO L130 BoogieDeclarations]: Found specification of procedure dec_b [2021-01-26 21:17:32,332 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_b [2021-01-26 21:17:32,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-26 21:17:32,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-26 21:17:32,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-26 21:17:32,335 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-26 21:17:33,055 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-26 21:17:33,056 INFO L298 CfgBuilder]: Removed 32 assume(true) statements. [2021-01-26 21:17:33,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 09:17:33 BoogieIcfgContainer [2021-01-26 21:17:33,058 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-26 21:17:33,060 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-26 21:17:33,060 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-26 21:17:33,064 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-26 21:17:33,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 09:17:31" (1/3) ... [2021-01-26 21:17:33,066 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b7291ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 09:17:33, skipping insertion in model container [2021-01-26 21:17:33,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 09:17:32" (2/3) ... [2021-01-26 21:17:33,066 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b7291ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 09:17:33, skipping insertion in model container [2021-01-26 21:17:33,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 09:17:33" (3/3) ... [2021-01-26 21:17:33,069 INFO L111 eAbstractionObserver]: Analyzing ICFG gcd-2.i [2021-01-26 21:17:33,090 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-26 21:17:33,090 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-26 21:17:33,098 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-01-26 21:17:33,099 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-26 21:17:33,138 WARN L313 ript$VariableManager]: TermVariabe |dec_aThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,138 WARN L313 ript$VariableManager]: TermVariabe |dec_aThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,139 WARN L313 ript$VariableManager]: TermVariabe dec_aThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,139 WARN L313 ript$VariableManager]: TermVariabe dec_aThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,139 WARN L313 ript$VariableManager]: TermVariabe |dec_aThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,139 WARN L313 ript$VariableManager]: TermVariabe |dec_aThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,140 WARN L313 ript$VariableManager]: TermVariabe dec_aThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,140 WARN L313 ript$VariableManager]: TermVariabe dec_aThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,140 WARN L313 ript$VariableManager]: TermVariabe |dec_aThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,140 WARN L313 ript$VariableManager]: TermVariabe |dec_aThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,141 WARN L313 ript$VariableManager]: TermVariabe |dec_aThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,141 WARN L313 ript$VariableManager]: TermVariabe |dec_aThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,141 WARN L313 ript$VariableManager]: TermVariabe |dec_bThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,142 WARN L313 ript$VariableManager]: TermVariabe |dec_bThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,142 WARN L313 ript$VariableManager]: TermVariabe dec_bThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,142 WARN L313 ript$VariableManager]: TermVariabe dec_bThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,142 WARN L313 ript$VariableManager]: TermVariabe |dec_bThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,142 WARN L313 ript$VariableManager]: TermVariabe |dec_bThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,143 WARN L313 ript$VariableManager]: TermVariabe dec_bThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,143 WARN L313 ript$VariableManager]: TermVariabe dec_bThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,143 WARN L313 ript$VariableManager]: TermVariabe |dec_bThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,143 WARN L313 ript$VariableManager]: TermVariabe |dec_bThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,144 WARN L313 ript$VariableManager]: TermVariabe |dec_bThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,144 WARN L313 ript$VariableManager]: TermVariabe |dec_bThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,146 WARN L313 ript$VariableManager]: TermVariabe dec_bThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,147 WARN L313 ript$VariableManager]: TermVariabe |dec_bThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,147 WARN L313 ript$VariableManager]: TermVariabe |dec_bThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,147 WARN L313 ript$VariableManager]: TermVariabe dec_bThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,150 WARN L313 ript$VariableManager]: TermVariabe |dec_aThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,150 WARN L313 ript$VariableManager]: TermVariabe dec_aThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,150 WARN L313 ript$VariableManager]: TermVariabe |dec_aThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,150 WARN L313 ript$VariableManager]: TermVariabe dec_aThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 21:17:33,160 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-01-26 21:17:33,175 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-01-26 21:17:33,203 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-26 21:17:33,203 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-26 21:17:33,203 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-26 21:17:33,203 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-26 21:17:33,203 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-26 21:17:33,204 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-26 21:17:33,204 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-26 21:17:33,204 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Size of Word is: 84 and size of Sequence is : 85[2021-01-26 21:17:33,279 INFO L164 SleepSetCegar]: Size of mCounterexample is: 85 [2021-01-26 21:17:33,279 INFO L165 SleepSetCegar]: [132#[ULTIMATE.startENTRY]don't care, 134#[L-1]don't care, 136#[L-1-1]don't care, 138#[L12]don't care, 140#[L12-1]don't care, 142#[L12-2]don't care, 144#[L12-3]don't care, 146#[L12-4]don't care, 148#[L695]don't care, 150#[L-1-2]don't care, 152#[L-1-3]don't care, 154#[L747]don't care, 156#[L747-1]don't care, 158#[L748]don't care, 160#[L748-1]don't care, 162#[L749]don't care, 164#[L749-1]don't care, 166#[L14]don't care, 168#[L15]don't care, 170#[L14-1]don't care, 174#[L750]don't care, 176#[L14-2]don't care, 178#[L15-3]don't care, 182#[L14-3]don't care, 184#[L751]don't care, 186#[L751-1]don't care, 188#[L724]don't care, 190#[L724-1]don't care, 192#[L726]don't care, 194#[L727]don't care, 196#[L728]don't care, 198#[L728-1]don't care, 200#[L728-2]don't care, 202#[L729]don't care, 204#[L729-1, dec_aENTRY]don't care, 208#[dec_aENTRY, L730]don't care, 210#[dec_aENTRY, L730-1]don't care, 216#[L711-1, L730-1]don't care, 218#[L709-2, L730-1]don't care, 226#[dec_aFINAL, L730-1]don't care, 228#[dec_aEXIT, L730-1]don't care, 232#[L730-2, dec_aEXIT, dec_bENTRY]don't care, 236#[dec_aEXIT, L731, dec_bENTRY]don't care, 240#[dec_aEXIT, L731, L720-1]don't care, 242#[dec_aEXIT, L731, L718-2]don't care, 250#[dec_aEXIT, L731, dec_bFINAL]don't care, 252#[dec_aEXIT, L731, dec_bEXIT]don't care, 256#[dec_aEXIT, dec_bEXIT, L731-1]don't care, 260#[dec_aEXIT, L731-2]don't care, 262#[dec_aEXIT, L732]don't care, 264#[dec_aEXIT, L732-1]don't care, 266#[L732-2]don't care, 268#[L733]don't care, 270#[L728-3]don't care, 272#[L728-4]don't care, 274#[L728-5]don't care, 276#[L728-6]don't care, 278#[L733-1]don't care, 280#[L751-2]don't care, 282#[L751-3]don't care, 284#[L735]don't care, 286#[L735-1]don't care, 288#[L735-2]don't care, 290#[L737]don't care, 292#[L737-1]don't care, 294#[L738]don't care, 296#[L738-1]don't care, 298#[L14-4]don't care, 300#[L15-6]don't care, 302#[L14-5]don't care, 306#[L739]don't care, 308#[L14-6]don't care, 310#[L15-9]don't care, 314#[L14-7]don't care, 316#[L740]don't care, 318#[L14-8]don't care, 320#[L15-12]don't care, 324#[L14-9]don't care, 326#[L741]don't care, 328#[L18]don't care, 330#[L19]don't care, 332#[L20]don't care, 336#[L12-5]don't care, 338#[L12-7]don't care, 342#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]don't care] [2021-01-26 21:17:33,280 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 21:17:33,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 21:17:33,286 INFO L82 PathProgramCache]: Analyzing trace with hash 74262542, now seen corresponding path program 1 times [2021-01-26 21:17:33,296 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 21:17:33,296 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796581440] [2021-01-26 21:17:33,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 21:17:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 21:17:33,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 21:17:33,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796581440] [2021-01-26 21:17:33,556 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 21:17:33,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-26 21:17:33,558 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406575305] [2021-01-26 21:17:33,570 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-26 21:17:33,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 21:17:33,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-26 21:17:33,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-26 21:17:33,599 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 21:17:33,603 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 42.0) internal successors, (84), 2 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Size of Word is: 84 and size of Sequence is : 85[2021-01-26 21:17:33,648 INFO L164 SleepSetCegar]: Size of mCounterexample is: 85 [2021-01-26 21:17:33,652 INFO L165 SleepSetCegar]: [347#[ULTIMATE.startENTRY]true, 348#[L-1]true, 349#[L-1-1]true, 350#[L12]true, 351#[L12-1]true, 352#[L12-2]true, 353#[L12-3]true, 354#[L12-4]true, 355#[L695]true, 356#[L-1-2]true, 357#[L-1-3]true, 358#[L747]true, 359#[L747-1]true, 360#[L748]true, 361#[L748-1]true, 362#[L749]true, 363#[L749-1]true, 364#[L14]true, 365#[L15]true, 366#[L14-1]true, 369#[L750]true, 370#[L14-2]true, 371#[L15-3]true, 373#[L14-3]true, 375#[L751]true, 376#[L751-1]true, 377#[L724]true, 378#[L724-1]true, 379#[L726]true, 380#[L727]true, 381#[L728]true, 382#[L728-1]true, 383#[L728-2]true, 384#[L729]true, 385#[L729-1, dec_aENTRY]true, 387#[dec_aENTRY, L730]true, 388#[dec_aENTRY, L730-1]true, 391#[L711-1, L730-1]true, 392#[L709-2, L730-1]true, 397#[dec_aFINAL, L730-1]true, 398#[dec_aEXIT, L730-1]true, 400#[L730-2, dec_aEXIT, dec_bENTRY]true, 402#[dec_aEXIT, L731, dec_bENTRY]true, 404#[dec_aEXIT, L731, L720-1]true, 406#[dec_aEXIT, L731, L718-2]true, 410#[dec_aEXIT, L731, dec_bFINAL]true, 411#[dec_aEXIT, L731, dec_bEXIT]true, 413#[dec_aEXIT, dec_bEXIT, L731-1]true, 415#[dec_aEXIT, L731-2]true, 416#[dec_aEXIT, L732]true, 417#[dec_aEXIT, L732-1]true, 418#[L732-2]true, 419#[L733]true, 420#[L728-3]true, 421#[L728-4]true, 422#[L728-5]true, 423#[L728-6]true, 424#[L733-1]true, 425#[L751-2]true, 426#[L751-3]true, 427#[L735]true, 428#[L735-1]true, 429#[L735-2]true, 430#[L737]true, 431#[L737-1]true, 432#[L738]true, 433#[L738-1]true, 434#[L14-4]true, 435#[L15-6]true, 436#[L14-5]true, 439#[L739]true, 440#[L14-6]true, 441#[L15-9]true, 443#[L14-7]true, 445#[L740]true, 446#[L14-8]true, 447#[L15-12]true, 449#[L14-9]true, 451#[L741]true, 452#[L18]true, 453#[L19]true, 454#[L20]true, 456#[L12-5]true, 457#[L12-7]true, 459#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]true] [2021-01-26 21:17:33,653 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-26 21:17:33,653 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 21:17:33,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 21:17:33,656 INFO L82 PathProgramCache]: Analyzing trace with hash 109541712, now seen corresponding path program 1 times [2021-01-26 21:17:33,657 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 21:17:33,658 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566982605] [2021-01-26 21:17:33,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 21:17:33,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 21:17:33,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 21:17:33,925 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566982605] [2021-01-26 21:17:33,925 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 21:17:33,925 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-26 21:17:33,926 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021609033] [2021-01-26 21:17:33,927 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-26 21:17:33,928 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 21:17:33,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-26 21:17:33,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-26 21:17:33,929 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 21:17:33,930 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Size of Word is: 84 and size of Sequence is : 85[2021-01-26 21:17:34,044 INFO L164 SleepSetCegar]: Size of mCounterexample is: 85 [2021-01-26 21:17:34,046 INFO L165 SleepSetCegar]: [467#[ULTIMATE.startENTRY]true, 469#[L-1]true, 471#[L-1-1]true, 473#[L12]true, 475#[L12-1]true, 477#[L12-2]true, 479#[L12-3]true, 481#[L12-4]true, 483#[L695]true, 485#[L-1-2]true, 487#[L-1-3]true, 489#[L747]true, 491#[L747-1]true, 493#[L748]true, 495#[L748-1]true, 497#[L749]true, 499#[L749-1]true, 501#[L14]true, 503#[L15]true, 505#[L14-1]true, 511#[L750]true, 513#[L14-2]true, 515#[L15-3]true, 519#[L14-3]true, 523#[L751]true, 525#[L751-1]true, 527#[L724]true, 529#[L724-1]true, 531#[L726]true, 533#[L727]true, 535#[L728]true, 537#[L728-1]true, 539#[L728-2]true, 541#[L729]true, 543#[L729-1, dec_aENTRY](= dec_aThread1of1ForFork1_thidvar0 0), 547#[dec_aENTRY, L730](= dec_aThread1of1ForFork1_thidvar0 0), 551#[dec_aENTRY, L730-1](and (= dec_aThread1of1ForFork1_thidvar0 0) (not (= (select (select |#memory_int| |ULTIMATE.start_start_~#t2~0.base|) |ULTIMATE.start_start_~#t2~0.offset|) dec_aThread1of1ForFork1_thidvar0))), 557#[L711-1, L730-1](and (= dec_aThread1of1ForFork1_thidvar0 0) (not (= (select (select |#memory_int| |ULTIMATE.start_start_~#t2~0.base|) |ULTIMATE.start_start_~#t2~0.offset|) dec_aThread1of1ForFork1_thidvar0))), 559#[L709-2, L730-1](and (= dec_aThread1of1ForFork1_thidvar0 0) (not (= (select (select |#memory_int| |ULTIMATE.start_start_~#t2~0.base|) |ULTIMATE.start_start_~#t2~0.offset|) dec_aThread1of1ForFork1_thidvar0))), 569#[dec_aFINAL, L730-1](and (= dec_aThread1of1ForFork1_thidvar0 0) (not (= (select (select |#memory_int| |ULTIMATE.start_start_~#t2~0.base|) |ULTIMATE.start_start_~#t2~0.offset|) dec_aThread1of1ForFork1_thidvar0))), 571#[dec_aEXIT, L730-1](and (= dec_aThread1of1ForFork1_thidvar0 0) (not (= (select (select |#memory_int| |ULTIMATE.start_start_~#t2~0.base|) |ULTIMATE.start_start_~#t2~0.offset|) dec_aThread1of1ForFork1_thidvar0))), 575#[L730-2, dec_aEXIT, dec_bENTRY](and (= dec_aThread1of1ForFork1_thidvar0 0) (not (= (select (select |#memory_int| |ULTIMATE.start_start_~#t2~0.base|) |ULTIMATE.start_start_~#t2~0.offset|) dec_aThread1of1ForFork1_thidvar0))), 579#[dec_aEXIT, L731, dec_bENTRY](and (= dec_aThread1of1ForFork1_thidvar0 0) (not (= (select (select |#memory_int| |ULTIMATE.start_start_~#t2~0.base|) |ULTIMATE.start_start_~#t2~0.offset|) dec_aThread1of1ForFork1_thidvar0))), 583#[dec_aEXIT, L731, L720-1](and (= dec_aThread1of1ForFork1_thidvar0 0) (not (= (select (select |#memory_int| |ULTIMATE.start_start_~#t2~0.base|) |ULTIMATE.start_start_~#t2~0.offset|) dec_aThread1of1ForFork1_thidvar0))), 587#[dec_aEXIT, L731, L718-2](and (= dec_aThread1of1ForFork1_thidvar0 0) (not (= (select (select |#memory_int| |ULTIMATE.start_start_~#t2~0.base|) |ULTIMATE.start_start_~#t2~0.offset|) dec_aThread1of1ForFork1_thidvar0))), 595#[dec_aEXIT, L731, dec_bFINAL](and (= dec_aThread1of1ForFork1_thidvar0 0) (not (= (select (select |#memory_int| |ULTIMATE.start_start_~#t2~0.base|) |ULTIMATE.start_start_~#t2~0.offset|) dec_aThread1of1ForFork1_thidvar0))), 597#[dec_aEXIT, L731, dec_bEXIT](and (= dec_aThread1of1ForFork1_thidvar0 0) (not (= (select (select |#memory_int| |ULTIMATE.start_start_~#t2~0.base|) |ULTIMATE.start_start_~#t2~0.offset|) dec_aThread1of1ForFork1_thidvar0))), 601#[dec_aEXIT, dec_bEXIT, L731-1](and (= dec_aThread1of1ForFork1_thidvar0 0) (not (= (select (select |#memory_int| |ULTIMATE.start_start_~#t2~0.base|) |ULTIMATE.start_start_~#t2~0.offset|) dec_aThread1of1ForFork1_thidvar0))), 603#[L731-2, dec_bEXIT](and (= dec_aThread1of1ForFork1_thidvar0 0) (not (= (select (select |#memory_int| |ULTIMATE.start_start_~#t2~0.base|) |ULTIMATE.start_start_~#t2~0.offset|) dec_aThread1of1ForFork1_thidvar0))), 618#[L732, dec_bEXIT](and (= dec_aThread1of1ForFork1_thidvar0 0) (not (= (select (select |#memory_int| |ULTIMATE.start_start_~#t2~0.base|) |ULTIMATE.start_start_~#t2~0.offset|) dec_aThread1of1ForFork1_thidvar0))), 623#[dec_bEXIT, L732-1](and (= dec_aThread1of1ForFork1_thidvar0 0) (not (= (select (select |#memory_int| |ULTIMATE.start_start_~#t2~0.base|) |ULTIMATE.start_start_~#t2~0.offset|) dec_aThread1of1ForFork1_thidvar0)) (not (= |ULTIMATE.start_start_#t~mem8| dec_aThread1of1ForFork1_thidvar0))), 625#[L732-2](and (= dec_aThread1of1ForFork1_thidvar0 0) (not (= (select (select |#memory_int| |ULTIMATE.start_start_~#t2~0.base|) |ULTIMATE.start_start_~#t2~0.offset|) dec_aThread1of1ForFork1_thidvar0)) (not (= |ULTIMATE.start_start_#t~mem8| dec_aThread1of1ForFork1_thidvar0))), 627#[L733](and (= dec_aThread1of1ForFork1_thidvar0 0) (not (= (select (select |#memory_int| |ULTIMATE.start_start_~#t2~0.base|) |ULTIMATE.start_start_~#t2~0.offset|) dec_aThread1of1ForFork1_thidvar0))), 629#[L728-3](and (= dec_aThread1of1ForFork1_thidvar0 0) (not (= (select (select |#memory_int| |ULTIMATE.start_start_~#t2~0.base|) |ULTIMATE.start_start_~#t2~0.offset|) dec_aThread1of1ForFork1_thidvar0))), 631#[L728-4](and (= dec_aThread1of1ForFork1_thidvar0 0) (not (= (select (select |#memory_int| |ULTIMATE.start_start_~#t2~0.base|) |ULTIMATE.start_start_~#t2~0.offset|) dec_aThread1of1ForFork1_thidvar0))), 633#[L728-5](and (= dec_aThread1of1ForFork1_thidvar0 0) (not (= (select (select |#memory_int| |ULTIMATE.start_start_~#t2~0.base|) |ULTIMATE.start_start_~#t2~0.offset|) dec_aThread1of1ForFork1_thidvar0))), 635#[L728-6](and (= dec_aThread1of1ForFork1_thidvar0 0) (not (= (select (select |#memory_int| |ULTIMATE.start_start_~#t2~0.base|) |ULTIMATE.start_start_~#t2~0.offset|) dec_aThread1of1ForFork1_thidvar0))), 637#[L733-1](= dec_aThread1of1ForFork1_thidvar0 0), 639#[L751-2](= dec_aThread1of1ForFork1_thidvar0 0), 641#[L751-3](= dec_aThread1of1ForFork1_thidvar0 0), 643#[L735](= dec_aThread1of1ForFork1_thidvar0 0), 645#[L735-1](= dec_aThread1of1ForFork1_thidvar0 0), 647#[L735-2](= dec_aThread1of1ForFork1_thidvar0 0), 649#[L737](= dec_aThread1of1ForFork1_thidvar0 0), 651#[L737-1](= dec_aThread1of1ForFork1_thidvar0 0), 653#[L738](= dec_aThread1of1ForFork1_thidvar0 0), 655#[L738-1](= dec_aThread1of1ForFork1_thidvar0 0), 657#[L14-4](= dec_aThread1of1ForFork1_thidvar0 0), 659#[L15-6](= dec_aThread1of1ForFork1_thidvar0 0), 661#[L14-5](= dec_aThread1of1ForFork1_thidvar0 0), 667#[L739](= dec_aThread1of1ForFork1_thidvar0 0), 669#[L14-6](= dec_aThread1of1ForFork1_thidvar0 0), 671#[L15-9](= dec_aThread1of1ForFork1_thidvar0 0), 675#[L14-7](= dec_aThread1of1ForFork1_thidvar0 0), 679#[L740](= dec_aThread1of1ForFork1_thidvar0 0), 681#[L14-8](= dec_aThread1of1ForFork1_thidvar0 0), 683#[L15-12](= dec_aThread1of1ForFork1_thidvar0 0), 687#[L14-9](= dec_aThread1of1ForFork1_thidvar0 0), 691#[L741](= dec_aThread1of1ForFork1_thidvar0 0), 693#[L18](= dec_aThread1of1ForFork1_thidvar0 0), 695#[L19](= dec_aThread1of1ForFork1_thidvar0 0), 697#[L20](= dec_aThread1of1ForFork1_thidvar0 0), 701#[L12-5](= dec_aThread1of1ForFork1_thidvar0 0), 703#[L12-7](= dec_aThread1of1ForFork1_thidvar0 0), 707#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION](= dec_aThread1of1ForFork1_thidvar0 0)] [2021-01-26 21:17:34,046 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-26 21:17:34,047 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 21:17:34,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 21:17:34,048 INFO L82 PathProgramCache]: Analyzing trace with hash -586184526, now seen corresponding path program 1 times [2021-01-26 21:17:34,048 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 21:17:34,048 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388768674] [2021-01-26 21:17:34,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 21:17:34,086 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-01-26 21:17:34,086 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1472597037] [2021-01-26 21:17:34,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown