/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/bigshot_s2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-24 09:09:20,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-24 09:09:20,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-24 09:09:20,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-24 09:09:20,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-24 09:09:20,243 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-24 09:09:20,245 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-24 09:09:20,251 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-24 09:09:20,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-24 09:09:20,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-24 09:09:20,257 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-24 09:09:20,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-24 09:09:20,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-24 09:09:20,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-24 09:09:20,262 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-24 09:09:20,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-24 09:09:20,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-24 09:09:20,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-24 09:09:20,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-24 09:09:20,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-24 09:09:20,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-24 09:09:20,281 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-24 09:09:20,282 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-24 09:09:20,284 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-24 09:09:20,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-24 09:09:20,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-24 09:09:20,290 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-24 09:09:20,291 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-24 09:09:20,292 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-24 09:09:20,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-24 09:09:20,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-24 09:09:20,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-24 09:09:20,295 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-24 09:09:20,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-24 09:09:20,296 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-24 09:09:20,296 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-24 09:09:20,297 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-24 09:09:20,297 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-24 09:09:20,297 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-24 09:09:20,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-24 09:09:20,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-24 09:09:20,299 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-PN-VariableLbe.epf [2021-03-24 09:09:20,337 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-24 09:09:20,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-24 09:09:20,341 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-24 09:09:20,341 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-24 09:09:20,341 INFO L138 SettingsManager]: * Use SBE=true [2021-03-24 09:09:20,341 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-24 09:09:20,341 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-24 09:09:20,341 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-24 09:09:20,342 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-24 09:09:20,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-24 09:09:20,343 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-24 09:09:20,343 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-24 09:09:20,343 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-24 09:09:20,343 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-24 09:09:20,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-24 09:09:20,343 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-24 09:09:20,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-24 09:09:20,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-24 09:09:20,344 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-24 09:09:20,344 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-24 09:09:20,344 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-24 09:09:20,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 09:09:20,345 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-24 09:09:20,345 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-24 09:09:20,345 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-24 09:09:20,345 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-24 09:09:20,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-24 09:09:20,345 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2021-03-24 09:09:20,345 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-24 09:09:20,346 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-24 09:09:20,671 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-24 09:09:20,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-24 09:09:20,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-24 09:09:20,697 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-24 09:09:20,700 INFO L275 PluginConnector]: CDTParser initialized [2021-03-24 09:09:20,700 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/bigshot_s2.i [2021-03-24 09:09:20,757 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c15b06357/ab7fe8a1a9904678aadbec3cd5a28355/FLAG7b6d3df21 [2021-03-24 09:09:21,353 INFO L306 CDTParser]: Found 1 translation units. [2021-03-24 09:09:21,359 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/bigshot_s2.i [2021-03-24 09:09:21,378 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c15b06357/ab7fe8a1a9904678aadbec3cd5a28355/FLAG7b6d3df21 [2021-03-24 09:09:21,774 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c15b06357/ab7fe8a1a9904678aadbec3cd5a28355 [2021-03-24 09:09:21,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-24 09:09:21,778 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-24 09:09:21,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-24 09:09:21,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-24 09:09:21,784 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-24 09:09:21,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 09:09:21" (1/1) ... [2021-03-24 09:09:21,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20cfb42d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 09:09:21, skipping insertion in model container [2021-03-24 09:09:21,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 09:09:21" (1/1) ... [2021-03-24 09:09:21,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-24 09:09:21,839 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-24 09:09:22,178 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/bigshot_s2.i[55203,55216] [2021-03-24 09:09:22,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 09:09:22,197 INFO L203 MainTranslator]: Completed pre-run [2021-03-24 09:09:22,233 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/bigshot_s2.i[55203,55216] [2021-03-24 09:09:22,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 09:09:22,367 INFO L208 MainTranslator]: Completed translation [2021-03-24 09:09:22,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 09:09:22 WrapperNode [2021-03-24 09:09:22,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-24 09:09:22,369 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-24 09:09:22,369 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-24 09:09:22,369 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-24 09:09:22,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 09:09:22" (1/1) ... [2021-03-24 09:09:22,409 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 09:09:22" (1/1) ... [2021-03-24 09:09:22,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-24 09:09:22,435 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-24 09:09:22,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-24 09:09:22,435 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-24 09:09:22,441 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 09:09:22" (1/1) ... [2021-03-24 09:09:22,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 09:09:22" (1/1) ... [2021-03-24 09:09:22,457 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 09:09:22" (1/1) ... [2021-03-24 09:09:22,457 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 09:09:22" (1/1) ... [2021-03-24 09:09:22,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 09:09:22" (1/1) ... [2021-03-24 09:09:22,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 09:09:22" (1/1) ... [2021-03-24 09:09:22,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 09:09:22" (1/1) ... [2021-03-24 09:09:22,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-24 09:09:22,470 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-24 09:09:22,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-24 09:09:22,470 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-24 09:09:22,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 09:09:22" (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 [2021-03-24 09:09:22,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-24 09:09:22,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-24 09:09:22,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-03-24 09:09:22,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-24 09:09:22,524 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-24 09:09:22,524 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-24 09:09:22,524 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-24 09:09:22,524 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-24 09:09:22,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-24 09:09:22,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-03-24 09:09:22,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-24 09:09:22,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-24 09:09:22,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-24 09:09:22,526 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-24 09:09:22,837 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-24 09:09:22,837 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-03-24 09:09:22,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 09:09:22 BoogieIcfgContainer [2021-03-24 09:09:22,838 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-24 09:09:22,839 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-24 09:09:22,839 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-24 09:09:22,842 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-24 09:09:22,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.03 09:09:21" (1/3) ... [2021-03-24 09:09:22,842 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70f03882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 09:09:22, skipping insertion in model container [2021-03-24 09:09:22,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 09:09:22" (2/3) ... [2021-03-24 09:09:22,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70f03882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 09:09:22, skipping insertion in model container [2021-03-24 09:09:22,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 09:09:22" (3/3) ... [2021-03-24 09:09:22,844 INFO L111 eAbstractionObserver]: Analyzing ICFG bigshot_s2.i [2021-03-24 09:09:22,848 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-24 09:09:22,852 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-24 09:09:22,853 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-24 09:09:22,874 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,875 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,875 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,875 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,875 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,875 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,875 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,876 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,876 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,876 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,876 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,876 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,877 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,877 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,877 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,877 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,877 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,877 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,877 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,878 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,878 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,878 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,878 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,878 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,879 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,879 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,879 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,879 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,879 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,879 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,880 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,880 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,880 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,880 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,880 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,880 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,880 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,880 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,881 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,881 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,881 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,881 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,881 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,881 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,881 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,882 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,882 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,882 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,882 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,882 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,882 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,882 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,883 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,883 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,883 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,883 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,883 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,883 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,883 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,884 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,884 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,884 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,884 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,884 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,884 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,884 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,884 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,885 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,885 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,885 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,885 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,885 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,886 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,886 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,886 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,886 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,886 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,886 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,886 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,887 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,887 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,887 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,887 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,887 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,887 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,887 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,888 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,888 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,888 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,888 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,888 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,888 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,888 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,888 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,890 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,891 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,891 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,891 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,891 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,891 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,895 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,895 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,895 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,895 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,895 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,895 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,896 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,896 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,896 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,896 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,896 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,896 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,896 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,897 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 09:09:22,901 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-24 09:09:22,917 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-03-24 09:09:22,938 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-24 09:09:22,938 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-24 09:09:22,938 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-24 09:09:22,938 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-24 09:09:22,938 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-24 09:09:22,938 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-24 09:09:22,938 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-24 09:09:22,938 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-24 09:09:22,948 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 71 places, 70 transitions, 162 flow [2021-03-24 09:09:22,991 INFO L129 PetriNetUnfolder]: 4/66 cut-off events. [2021-03-24 09:09:22,991 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-24 09:09:22,995 INFO L84 FinitePrefix]: Finished finitePrefix Result has 75 conditions, 66 events. 4/66 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 48 event pairs, 0 based on Foata normal form. 0/61 useless extension candidates. Maximal degree in co-relation 46. Up to 2 conditions per place. [2021-03-24 09:09:22,996 INFO L82 GeneralOperation]: Start removeDead. Operand has 71 places, 70 transitions, 162 flow [2021-03-24 09:09:23,004 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 59 places, 55 transitions, 122 flow [2021-03-24 09:09:23,005 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-24 09:09:23,013 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 59 places, 55 transitions, 122 flow [2021-03-24 09:09:23,015 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 59 places, 55 transitions, 122 flow [2021-03-24 09:09:23,016 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 59 places, 55 transitions, 122 flow [2021-03-24 09:09:23,028 INFO L129 PetriNetUnfolder]: 3/55 cut-off events. [2021-03-24 09:09:23,028 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-24 09:09:23,028 INFO L84 FinitePrefix]: Finished finitePrefix Result has 64 conditions, 55 events. 3/55 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 39 event pairs, 0 based on Foata normal form. 0/52 useless extension candidates. Maximal degree in co-relation 35. Up to 2 conditions per place. [2021-03-24 09:09:23,030 INFO L142 LiptonReduction]: Number of co-enabled transitions 96 [2021-03-24 09:09:24,897 INFO L154 LiptonReduction]: Checked pairs total: 56 [2021-03-24 09:09:24,898 INFO L156 LiptonReduction]: Total number of compositions: 41 [2021-03-24 09:09:24,900 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1896 [2021-03-24 09:09:24,908 INFO L129 PetriNetUnfolder]: 2/19 cut-off events. [2021-03-24 09:09:24,908 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-24 09:09:24,908 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 09:09:24,909 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 09:09:24,909 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 09:09:24,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 09:09:24,914 INFO L82 PathProgramCache]: Analyzing trace with hash 2094671971, now seen corresponding path program 1 times [2021-03-24 09:09:24,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 09:09:24,921 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719713847] [2021-03-24 09:09:24,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 09:09:25,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 09:09:25,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 09:09:25,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 09:09:25,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 09:09:25,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 09:09:25,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 09:09:25,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 09:09:25,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 09:09:25,096 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719713847] [2021-03-24 09:09:25,096 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 09:09:25,096 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 09:09:25,097 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208347166] [2021-03-24 09:09:25,104 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 09:09:25,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 09:09:25,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 09:09:25,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 09:09:25,121 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 111 [2021-03-24 09:09:25,125 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 25 places, 20 transitions, 52 flow. Second operand has 3 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 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) [2021-03-24 09:09:25,125 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 09:09:25,125 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 111 [2021-03-24 09:09:25,126 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 09:09:25,149 INFO L129 PetriNetUnfolder]: 1/19 cut-off events. [2021-03-24 09:09:25,149 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-24 09:09:25,150 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33 conditions, 19 events. 1/19 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 7 event pairs, 0 based on Foata normal form. 1/19 useless extension candidates. Maximal degree in co-relation 17. Up to 3 conditions per place. [2021-03-24 09:09:25,152 INFO L132 encePairwiseOnDemand]: 109/111 looper letters, 3 selfloop transitions, 1 changer transitions 1/19 dead transitions. [2021-03-24 09:09:25,152 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 27 places, 19 transitions, 58 flow [2021-03-24 09:09:25,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 09:09:25,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 09:09:25,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 263 transitions. [2021-03-24 09:09:25,167 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7897897897897898 [2021-03-24 09:09:25,168 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 263 transitions. [2021-03-24 09:09:25,169 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 263 transitions. [2021-03-24 09:09:25,172 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 09:09:25,174 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 263 transitions. [2021-03-24 09:09:25,179 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 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) [2021-03-24 09:09:25,185 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 111.0) internal successors, (444), 4 states have internal predecessors, (444), 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) [2021-03-24 09:09:25,186 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 111.0) internal successors, (444), 4 states have internal predecessors, (444), 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) [2021-03-24 09:09:25,187 INFO L185 Difference]: Start difference. First operand has 25 places, 20 transitions, 52 flow. Second operand 3 states and 263 transitions. [2021-03-24 09:09:25,188 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 27 places, 19 transitions, 58 flow [2021-03-24 09:09:25,191 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 23 places, 19 transitions, 50 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-24 09:09:25,193 INFO L241 Difference]: Finished difference. Result has 23 places, 18 transitions, 42 flow [2021-03-24 09:09:25,194 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=42, PETRI_DIFFERENCE_MINUEND_PLACES=21, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=19, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=42, PETRI_PLACES=23, PETRI_TRANSITIONS=18} [2021-03-24 09:09:25,196 INFO L343 CegarLoopForPetriNet]: 25 programPoint places, -2 predicate places. [2021-03-24 09:09:25,196 INFO L480 AbstractCegarLoop]: Abstraction has has 23 places, 18 transitions, 42 flow [2021-03-24 09:09:25,196 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 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) [2021-03-24 09:09:25,196 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 09:09:25,196 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 09:09:25,197 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-24 09:09:25,197 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 09:09:25,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 09:09:25,198 INFO L82 PathProgramCache]: Analyzing trace with hash 1356632084, now seen corresponding path program 1 times [2021-03-24 09:09:25,198 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 09:09:25,198 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585922426] [2021-03-24 09:09:25,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 09:09:25,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 09:09:25,245 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 09:09:25,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 09:09:25,281 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 09:09:25,318 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-24 09:09:25,319 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-24 09:09:25,320 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-24 09:09:25,335 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-03-24 09:09:25,335 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-03-24 09:09:25,336 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-03-24 09:09:25,336 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-03-24 09:09:25,336 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-03-24 09:09:25,336 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-03-24 09:09:25,336 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-03-24 09:09:25,337 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-03-24 09:09:25,337 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-03-24 09:09:25,337 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-03-24 09:09:25,337 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-03-24 09:09:25,338 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-03-24 09:09:25,338 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-03-24 09:09:25,338 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-03-24 09:09:25,338 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-03-24 09:09:25,338 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-03-24 09:09:25,339 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-03-24 09:09:25,339 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-03-24 09:09:25,339 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-03-24 09:09:25,339 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-03-24 09:09:25,339 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-03-24 09:09:25,339 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-03-24 09:09:25,340 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-03-24 09:09:25,340 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-03-24 09:09:25,340 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-03-24 09:09:25,340 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-03-24 09:09:25,340 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-03-24 09:09:25,341 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-03-24 09:09:25,341 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-03-24 09:09:25,341 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-03-24 09:09:25,341 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-03-24 09:09:25,341 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-03-24 09:09:25,342 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-03-24 09:09:25,342 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-03-24 09:09:25,342 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-03-24 09:09:25,342 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-03-24 09:09:25,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.03 09:09:25 BasicIcfg [2021-03-24 09:09:25,384 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-24 09:09:25,386 INFO L168 Benchmark]: Toolchain (without parser) took 3607.12 ms. Allocated memory was 255.9 MB in the beginning and 385.9 MB in the end (delta: 130.0 MB). Free memory was 232.1 MB in the beginning and 179.0 MB in the end (delta: 53.1 MB). Peak memory consumption was 182.3 MB. Max. memory is 16.0 GB. [2021-03-24 09:09:25,386 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 255.9 MB. Free memory is still 237.4 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-24 09:09:25,387 INFO L168 Benchmark]: CACSL2BoogieTranslator took 586.93 ms. Allocated memory was 255.9 MB in the beginning and 385.9 MB in the end (delta: 130.0 MB). Free memory was 232.1 MB in the beginning and 310.2 MB in the end (delta: -78.1 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.0 GB. [2021-03-24 09:09:25,387 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.66 ms. Allocated memory is still 385.9 MB. Free memory was 310.2 MB in the beginning and 367.2 MB in the end (delta: -57.0 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.0 GB. [2021-03-24 09:09:25,387 INFO L168 Benchmark]: Boogie Preprocessor took 33.90 ms. Allocated memory is still 385.9 MB. Free memory was 367.2 MB in the beginning and 366.3 MB in the end (delta: 852.9 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-24 09:09:25,388 INFO L168 Benchmark]: RCFGBuilder took 368.53 ms. Allocated memory is still 385.9 MB. Free memory was 366.3 MB in the beginning and 343.2 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. [2021-03-24 09:09:25,388 INFO L168 Benchmark]: TraceAbstraction took 2545.09 ms. Allocated memory is still 385.9 MB. Free memory was 342.9 MB in the beginning and 179.0 MB in the end (delta: 163.8 MB). Peak memory consumption was 163.8 MB. Max. memory is 16.0 GB. [2021-03-24 09:09:25,391 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 255.9 MB. Free memory is still 237.4 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 586.93 ms. Allocated memory was 255.9 MB in the beginning and 385.9 MB in the end (delta: 130.0 MB). Free memory was 232.1 MB in the beginning and 310.2 MB in the end (delta: -78.1 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 65.66 ms. Allocated memory is still 385.9 MB. Free memory was 310.2 MB in the beginning and 367.2 MB in the end (delta: -57.0 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 33.90 ms. Allocated memory is still 385.9 MB. Free memory was 367.2 MB in the beginning and 366.3 MB in the end (delta: 852.9 kB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 368.53 ms. Allocated memory is still 385.9 MB. Free memory was 366.3 MB in the beginning and 343.2 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 2545.09 ms. Allocated memory is still 385.9 MB. Free memory was 342.9 MB in the beginning and 179.0 MB in the end (delta: 163.8 MB). Peak memory consumption was 163.8 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1882.9ms, 59 PlacesBefore, 25 PlacesAfterwards, 55 TransitionsBefore, 20 TransitionsAfterwards, 96 CoEnabledTransitionPairs, 7 FixpointIterations, 18 TrivialSequentialCompositions, 17 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 5 ConcurrentYvCompositions, 1 ChoiceCompositions, 41 TotalNumberOfCompositions, 56 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 56, positive: 54, positive conditional: 0, positive unconditional: 54, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 46, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 46, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 56, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 46, unknown conditional: 0, unknown unconditional: 46] , Statistics on independence cache: Total cache size (in pairs): 2, Positive cache size: 2, Positive conditional cache size: 0, Positive unconditional cache size: 2, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - UnprovableResult [Line: 1107]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 1116. Possible FailurePath: [L1108] 0 char *v; [L1121] 0 pthread_t t1, t2; [L1122] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [arg={0:0}, v={0:0}] [L1111] 1 v = malloc(sizeof(char) * 8) [L1112] 1 return 0; [L1123] 0 \read(t1) VAL [\result={0:0}, arg={0:0}, arg={0:0}, malloc(sizeof(char) * 8)={-1:0}, v={-1:0}] [L1123] FCALL, JOIN 1 pthread_join(t1, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, malloc(sizeof(char) * 8)={-1:0}, v={-1:0}] [L1124] FCALL, FORK 0 pthread_create(&t2, 0, thread2, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, malloc(sizeof(char) * 8)={-1:0}, v={-1:0}] [L1116] COND TRUE 2 \read(*v) [L1116] CALL 2 strcpy(v, "Bigshot") [L1125] 0 \read(t2) VAL [\result={0:0}, arg={0:0}, arg={0:0}, malloc(sizeof(char) * 8)={-1:0}, v={-1:0}] [L1117] 2 return 0; [L1125] FCALL, JOIN 2 pthread_join(t2, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, malloc(sizeof(char) * 8)={-1:0}, v={-1:0}] [L1126] 0 v[0] [L1107] COND TRUE 0 !expression [L1107] 0 reach_error() VAL [\result={0:0}, arg={0:0}, arg={0:0}, malloc(sizeof(char) * 8)={-1:0}, v={-1:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 65 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 4.0ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 2387.7ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 82.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1965.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 2 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=52occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 7.2ms SsaConstructionTime, 54.9ms SatisfiabilityAnalysisTime, 79.2ms InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 14 ConstructedInterpolants, 0 QuantifiedInterpolants, 35 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 could not prove your program: unable to determine feasibility of some traces Received shutdown request...