/usr/bin/java -Xmx8000000000 -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-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/pthread-atomic/szymanski.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-eaa536417960c97dc4122e532ee2691877b99d76-eaa5364 [2021-10-16 23:04:56,747 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 23:04:56,748 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 23:04:56,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 23:04:56,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 23:04:56,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 23:04:56,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 23:04:56,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 23:04:56,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 23:04:56,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 23:04:56,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 23:04:56,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 23:04:56,801 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 23:04:56,802 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 23:04:56,802 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 23:04:56,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 23:04:56,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 23:04:56,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 23:04:56,805 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 23:04:56,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 23:04:56,807 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 23:04:56,816 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 23:04:56,818 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 23:04:56,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 23:04:56,822 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 23:04:56,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 23:04:56,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 23:04:56,827 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 23:04:56,827 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 23:04:56,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 23:04:56,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 23:04:56,828 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 23:04:56,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 23:04:56,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 23:04:56,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 23:04:56,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 23:04:56,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 23:04:56,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 23:04:56,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 23:04:56,831 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 23:04:56,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 23:04:56,834 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-NoLbe.epf [2021-10-16 23:04:56,859 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 23:04:56,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 23:04:56,860 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 23:04:56,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 23:04:56,860 INFO L138 SettingsManager]: * Use SBE=true [2021-10-16 23:04:56,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 23:04:56,860 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 23:04:56,861 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 23:04:56,861 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 23:04:56,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 23:04:56,861 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 23:04:56,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 23:04:56,861 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 23:04:56,861 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 23:04:56,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 23:04:56,861 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 23:04:56,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 23:04:56,861 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 23:04:56,862 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 23:04:56,862 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-16 23:04:56,862 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 23:04:56,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 23:04:56,862 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 23:04:56,862 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 23:04:56,862 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 23:04:56,862 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-16 23:04:56,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 23:04:56,862 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-16 23:04:56,862 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-16 23:04:56,862 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2021-10-16 23:04:57,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 23:04:57,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 23:04:57,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 23:04:57,072 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 23:04:57,074 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 23:04:57,075 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/szymanski.i [2021-10-16 23:04:57,127 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/828370b09/2bcafc0abfee499bab626f5babce34aa/FLAG47372a4e4 [2021-10-16 23:04:57,529 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 23:04:57,529 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i [2021-10-16 23:04:57,544 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/828370b09/2bcafc0abfee499bab626f5babce34aa/FLAG47372a4e4 [2021-10-16 23:04:57,896 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/828370b09/2bcafc0abfee499bab626f5babce34aa [2021-10-16 23:04:57,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 23:04:57,898 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-16 23:04:57,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 23:04:57,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 23:04:57,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 23:04:57,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:04:57" (1/1) ... [2021-10-16 23:04:57,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49bf87f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:57, skipping insertion in model container [2021-10-16 23:04:57,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:04:57" (1/1) ... [2021-10-16 23:04:57,909 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 23:04:57,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 23:04:58,051 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-16 23:04:58,164 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i[31505,31518] [2021-10-16 23:04:58,170 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i[32915,32928] [2021-10-16 23:04:58,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 23:04:58,190 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 23:04:58,207 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-16 23:04:58,218 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i[31505,31518] [2021-10-16 23:04:58,232 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i[32915,32928] [2021-10-16 23:04:58,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 23:04:58,256 INFO L208 MainTranslator]: Completed translation [2021-10-16 23:04:58,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:58 WrapperNode [2021-10-16 23:04:58,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 23:04:58,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 23:04:58,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 23:04:58,257 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 23:04:58,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:58" (1/1) ... [2021-10-16 23:04:58,270 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:58" (1/1) ... [2021-10-16 23:04:58,282 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 23:04:58,282 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 23:04:58,283 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 23:04:58,283 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 23:04:58,288 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:58" (1/1) ... [2021-10-16 23:04:58,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:58" (1/1) ... [2021-10-16 23:04:58,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:58" (1/1) ... [2021-10-16 23:04:58,291 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:58" (1/1) ... [2021-10-16 23:04:58,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:58" (1/1) ... [2021-10-16 23:04:58,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:58" (1/1) ... [2021-10-16 23:04:58,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:58" (1/1) ... [2021-10-16 23:04:58,305 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 23:04:58,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 23:04:58,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 23:04:58,306 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 23:04:58,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:58" (1/1) ... [2021-10-16 23:04:58,313 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 23:04:58,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-16 23:04:58,333 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-16 23:04:58,335 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-16 23:04:58,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-16 23:04:58,358 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-10-16 23:04:58,358 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-10-16 23:04:58,358 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-10-16 23:04:58,358 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-10-16 23:04:58,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-16 23:04:58,358 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-16 23:04:58,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-16 23:04:58,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-16 23:04:58,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-16 23:04:58,358 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-16 23:04:58,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 23:04:58,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 23:04:58,359 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-16 23:04:58,807 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 23:04:58,807 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-10-16 23:04:58,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:04:58 BoogieIcfgContainer [2021-10-16 23:04:58,809 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 23:04:58,810 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 23:04:58,810 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 23:04:58,813 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 23:04:58,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 11:04:57" (1/3) ... [2021-10-16 23:04:58,814 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@243c3f16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:04:58, skipping insertion in model container [2021-10-16 23:04:58,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:58" (2/3) ... [2021-10-16 23:04:58,814 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@243c3f16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:04:58, skipping insertion in model container [2021-10-16 23:04:58,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:04:58" (3/3) ... [2021-10-16 23:04:58,815 INFO L111 eAbstractionObserver]: Analyzing ICFG szymanski.i [2021-10-16 23:04:58,820 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 23:04:58,820 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2021-10-16 23:04:58,820 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-16 23:04:58,847 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,847 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,848 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,848 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,848 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,848 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,848 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,848 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,848 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,848 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,848 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,849 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,849 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,849 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,849 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,849 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,850 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,850 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,850 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,850 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,850 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,850 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,850 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,850 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,851 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,851 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,851 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,851 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,851 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,852 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,852 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,852 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,852 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,852 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,852 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,852 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,852 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,853 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,853 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,853 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,853 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,853 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,853 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,853 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,853 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,853 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,853 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,853 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,854 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,854 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,854 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,854 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,854 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,854 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,854 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,854 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,855 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,855 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,855 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,855 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,855 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,855 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,855 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,855 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,856 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,856 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,856 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,856 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,856 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,856 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,856 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,856 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,856 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,856 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,857 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,857 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,857 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,857 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,857 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,857 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,857 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,858 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,858 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,858 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,858 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,858 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,858 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,858 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,858 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,858 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,859 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,859 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,860 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,860 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,862 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,862 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,862 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,867 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,867 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,867 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,867 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,867 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,868 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,868 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,868 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,868 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,869 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,869 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,869 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,869 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,869 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,869 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,869 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,870 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,870 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,870 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,870 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,870 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,870 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,870 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,870 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,870 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,871 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,871 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,871 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,871 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,871 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,871 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,871 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,872 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,872 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,872 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,872 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,872 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,872 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,872 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,872 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,872 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,872 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,873 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,873 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,873 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,873 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,873 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,873 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,873 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,873 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,873 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,873 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,874 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,874 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,874 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,874 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,874 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,874 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,874 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,874 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,874 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,874 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,874 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,875 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,876 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,876 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,876 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,876 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,876 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,876 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,877 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,877 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,877 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,877 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,877 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,877 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,877 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,877 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,877 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,877 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,877 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,878 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,878 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,878 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,878 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,878 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,878 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,878 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,878 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,878 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,878 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,879 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,879 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,879 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,879 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,879 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,879 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,879 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,879 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,879 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,879 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,879 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,880 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,880 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,880 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,880 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,880 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,880 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,880 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,880 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,880 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,880 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,880 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,881 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,881 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,884 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,884 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,885 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,885 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,885 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,885 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,885 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,885 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,885 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,885 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,885 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,886 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,886 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,886 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,886 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,886 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,886 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,886 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,886 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,886 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,886 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,888 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,888 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,888 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,889 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,889 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,889 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,889 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,889 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,889 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,889 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,889 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,889 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,889 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,889 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,889 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,889 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,890 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,890 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,890 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,890 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,890 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 23:04:58,893 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-10-16 23:04:58,922 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-16 23:04:58,927 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-16 23:04:58,927 INFO L340 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2021-10-16 23:04:58,935 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 138 places, 151 transitions, 318 flow [2021-10-16 23:04:58,968 INFO L129 PetriNetUnfolder]: 20/149 cut-off events. [2021-10-16 23:04:58,968 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-10-16 23:04:58,979 INFO L84 FinitePrefix]: Finished finitePrefix Result has 158 conditions, 149 events. 20/149 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 259 event pairs, 0 based on Foata normal form. 0/117 useless extension candidates. Maximal degree in co-relation 116. Up to 3 conditions per place. [2021-10-16 23:04:58,979 INFO L82 GeneralOperation]: Start removeDead. Operand has 138 places, 151 transitions, 318 flow [2021-10-16 23:04:58,983 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 126 places, 139 transitions, 287 flow [2021-10-16 23:04:58,987 INFO L129 PetriNetUnfolder]: 0/21 cut-off events. [2021-10-16 23:04:58,987 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-16 23:04:58,987 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:04:58,988 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 23:04:58,988 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-10-16 23:04:58,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:04:58,992 INFO L82 PathProgramCache]: Analyzing trace with hash -849032368, now seen corresponding path program 1 times [2021-10-16 23:04:58,997 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:04:58,998 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921452971] [2021-10-16 23:04:58,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:04:58,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:04:59,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:04:59,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:04:59,133 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:04:59,133 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921452971] [2021-10-16 23:04:59,133 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921452971] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:04:59,133 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:04:59,133 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-16 23:04:59,134 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084812238] [2021-10-16 23:04:59,140 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-16 23:04:59,140 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:04:59,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-16 23:04:59,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-16 23:04:59,150 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 131 out of 151 [2021-10-16 23:04:59,152 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 139 transitions, 287 flow. Second operand has 2 states, 2 states have (on average 131.5) internal successors, (263), 2 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) [2021-10-16 23:04:59,152 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:04:59,152 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 131 of 151 [2021-10-16 23:04:59,153 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:04:59,196 INFO L129 PetriNetUnfolder]: 10/119 cut-off events. [2021-10-16 23:04:59,196 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-10-16 23:04:59,198 INFO L84 FinitePrefix]: Finished finitePrefix Result has 128 conditions, 119 events. 10/119 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 185 event pairs, 0 based on Foata normal form. 20/125 useless extension candidates. Maximal degree in co-relation 124. Up to 2 conditions per place. [2021-10-16 23:04:59,200 INFO L132 encePairwiseOnDemand]: 131/151 looper letters, 0 selfloop transitions, 0 changer transitions 0/119 dead transitions. [2021-10-16 23:04:59,200 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 117 places, 119 transitions, 247 flow [2021-10-16 23:04:59,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 23:04:59,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-10-16 23:04:59,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 282 transitions. [2021-10-16 23:04:59,212 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9337748344370861 [2021-10-16 23:04:59,213 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 282 transitions. [2021-10-16 23:04:59,213 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 282 transitions. [2021-10-16 23:04:59,215 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:04:59,217 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 282 transitions. [2021-10-16 23:04:59,222 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 141.0) internal successors, (282), 2 states have internal predecessors, (282), 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) [2021-10-16 23:04:59,231 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 151.0) internal successors, (453), 3 states have internal predecessors, (453), 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) [2021-10-16 23:04:59,232 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 151.0) internal successors, (453), 3 states have internal predecessors, (453), 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) [2021-10-16 23:04:59,233 INFO L186 Difference]: Start difference. First operand has 126 places, 139 transitions, 287 flow. Second operand 2 states and 282 transitions. [2021-10-16 23:04:59,234 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 117 places, 119 transitions, 247 flow [2021-10-16 23:04:59,237 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 119 transitions, 242 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-10-16 23:04:59,241 INFO L242 Difference]: Finished difference. Result has 114 places, 119 transitions, 242 flow [2021-10-16 23:04:59,242 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=242, PETRI_DIFFERENCE_MINUEND_PLACES=113, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=119, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=242, PETRI_PLACES=114, PETRI_TRANSITIONS=119} [2021-10-16 23:04:59,243 INFO L334 CegarLoopForPetriNet]: 126 programPoint places, -12 predicate places. [2021-10-16 23:04:59,243 INFO L470 AbstractCegarLoop]: Abstraction has has 114 places, 119 transitions, 242 flow [2021-10-16 23:04:59,243 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 131.5) internal successors, (263), 2 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) [2021-10-16 23:04:59,243 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:04:59,244 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 23:04:59,244 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-16 23:04:59,244 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err4ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-10-16 23:04:59,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:04:59,245 INFO L82 PathProgramCache]: Analyzing trace with hash -653799135, now seen corresponding path program 1 times [2021-10-16 23:04:59,245 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:04:59,245 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772457914] [2021-10-16 23:04:59,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:04:59,245 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:04:59,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:04:59,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:04:59,341 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:04:59,341 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772457914] [2021-10-16 23:04:59,342 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772457914] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:04:59,342 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:04:59,342 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 23:04:59,342 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645508822] [2021-10-16 23:04:59,343 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 23:04:59,343 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:04:59,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 23:04:59,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 23:04:59,346 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 120 out of 151 [2021-10-16 23:04:59,347 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 114 places, 119 transitions, 242 flow. Second operand has 3 states, 3 states have (on average 121.33333333333333) internal successors, (364), 3 states have internal predecessors, (364), 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) [2021-10-16 23:04:59,347 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:04:59,347 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 120 of 151 [2021-10-16 23:04:59,347 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:04:59,415 INFO L129 PetriNetUnfolder]: 45/265 cut-off events. [2021-10-16 23:04:59,415 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-16 23:04:59,417 INFO L84 FinitePrefix]: Finished finitePrefix Result has 342 conditions, 265 events. 45/265 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 1034 event pairs, 15 based on Foata normal form. 0/222 useless extension candidates. Maximal degree in co-relation 339. Up to 54 conditions per place. [2021-10-16 23:04:59,419 INFO L132 encePairwiseOnDemand]: 145/151 looper letters, 12 selfloop transitions, 5 changer transitions 0/125 dead transitions. [2021-10-16 23:04:59,419 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 116 places, 125 transitions, 288 flow [2021-10-16 23:04:59,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 23:04:59,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-16 23:04:59,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 378 transitions. [2021-10-16 23:04:59,442 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8344370860927153 [2021-10-16 23:04:59,442 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 378 transitions. [2021-10-16 23:04:59,442 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 378 transitions. [2021-10-16 23:04:59,443 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:04:59,443 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 378 transitions. [2021-10-16 23:04:59,444 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2021-10-16 23:04:59,446 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 151.0) internal successors, (604), 4 states have internal predecessors, (604), 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) [2021-10-16 23:04:59,446 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 151.0) internal successors, (604), 4 states have internal predecessors, (604), 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) [2021-10-16 23:04:59,446 INFO L186 Difference]: Start difference. First operand has 114 places, 119 transitions, 242 flow. Second operand 3 states and 378 transitions. [2021-10-16 23:04:59,447 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 116 places, 125 transitions, 288 flow [2021-10-16 23:04:59,448 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 116 places, 125 transitions, 288 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-10-16 23:04:59,450 INFO L242 Difference]: Finished difference. Result has 118 places, 123 transitions, 280 flow [2021-10-16 23:04:59,450 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=242, PETRI_DIFFERENCE_MINUEND_PLACES=114, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=114, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=280, PETRI_PLACES=118, PETRI_TRANSITIONS=123} [2021-10-16 23:04:59,451 INFO L334 CegarLoopForPetriNet]: 126 programPoint places, -8 predicate places. [2021-10-16 23:04:59,451 INFO L470 AbstractCegarLoop]: Abstraction has has 118 places, 123 transitions, 280 flow [2021-10-16 23:04:59,451 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 121.33333333333333) internal successors, (364), 3 states have internal predecessors, (364), 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) [2021-10-16 23:04:59,451 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:04:59,451 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 23:04:59,452 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-16 23:04:59,452 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr2Err4ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-10-16 23:04:59,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:04:59,459 INFO L82 PathProgramCache]: Analyzing trace with hash 413229228, now seen corresponding path program 1 times [2021-10-16 23:04:59,459 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:04:59,459 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275595229] [2021-10-16 23:04:59,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:04:59,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:04:59,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:04:59,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:04:59,495 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:04:59,495 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275595229] [2021-10-16 23:04:59,496 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275595229] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:04:59,496 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:04:59,496 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 23:04:59,496 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373460349] [2021-10-16 23:04:59,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 23:04:59,496 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:04:59,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 23:04:59,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 23:04:59,497 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 120 out of 151 [2021-10-16 23:04:59,498 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 118 places, 123 transitions, 280 flow. Second operand has 3 states, 3 states have (on average 121.33333333333333) internal successors, (364), 3 states have internal predecessors, (364), 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) [2021-10-16 23:04:59,498 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:04:59,498 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 120 of 151 [2021-10-16 23:04:59,498 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:04:59,548 INFO L129 PetriNetUnfolder]: 56/350 cut-off events. [2021-10-16 23:04:59,548 INFO L130 PetriNetUnfolder]: For 40/40 co-relation queries the response was YES. [2021-10-16 23:04:59,549 INFO L84 FinitePrefix]: Finished finitePrefix Result has 515 conditions, 350 events. 56/350 cut-off events. For 40/40 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1467 event pairs, 13 based on Foata normal form. 0/311 useless extension candidates. Maximal degree in co-relation 510. Up to 60 conditions per place. [2021-10-16 23:04:59,550 INFO L132 encePairwiseOnDemand]: 145/151 looper letters, 14 selfloop transitions, 6 changer transitions 1/130 dead transitions. [2021-10-16 23:04:59,551 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 130 transitions, 348 flow [2021-10-16 23:04:59,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 23:04:59,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-16 23:04:59,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 378 transitions. [2021-10-16 23:04:59,552 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8344370860927153 [2021-10-16 23:04:59,552 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 378 transitions. [2021-10-16 23:04:59,552 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 378 transitions. [2021-10-16 23:04:59,552 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:04:59,552 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 378 transitions. [2021-10-16 23:04:59,553 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 126.0) internal successors, (378), 3 states have internal predecessors, (378), 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) [2021-10-16 23:04:59,554 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 151.0) internal successors, (604), 4 states have internal predecessors, (604), 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) [2021-10-16 23:04:59,554 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 151.0) internal successors, (604), 4 states have internal predecessors, (604), 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) [2021-10-16 23:04:59,554 INFO L186 Difference]: Start difference. First operand has 118 places, 123 transitions, 280 flow. Second operand 3 states and 378 transitions. [2021-10-16 23:04:59,554 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 120 places, 130 transitions, 348 flow [2021-10-16 23:04:59,557 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 118 places, 130 transitions, 334 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-16 23:04:59,561 INFO L242 Difference]: Finished difference. Result has 120 places, 127 transitions, 314 flow [2021-10-16 23:04:59,561 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=270, PETRI_DIFFERENCE_MINUEND_PLACES=116, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=123, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=117, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=314, PETRI_PLACES=120, PETRI_TRANSITIONS=127} [2021-10-16 23:04:59,561 INFO L334 CegarLoopForPetriNet]: 126 programPoint places, -6 predicate places. [2021-10-16 23:04:59,561 INFO L470 AbstractCegarLoop]: Abstraction has has 120 places, 127 transitions, 314 flow [2021-10-16 23:04:59,561 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 121.33333333333333) internal successors, (364), 3 states have internal predecessors, (364), 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) [2021-10-16 23:04:59,562 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:04:59,562 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 23:04:59,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-16 23:04:59,563 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err4ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-10-16 23:04:59,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:04:59,563 INFO L82 PathProgramCache]: Analyzing trace with hash -996377944, now seen corresponding path program 1 times [2021-10-16 23:04:59,563 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:04:59,564 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697843232] [2021-10-16 23:04:59,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:04:59,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:04:59,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:04:59,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:04:59,636 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:04:59,637 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697843232] [2021-10-16 23:04:59,637 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697843232] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:04:59,637 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:04:59,637 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-16 23:04:59,637 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74879079] [2021-10-16 23:04:59,637 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 23:04:59,638 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:04:59,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 23:04:59,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-16 23:04:59,642 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 151 [2021-10-16 23:04:59,642 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 120 places, 127 transitions, 314 flow. Second operand has 4 states, 4 states have (on average 107.75) internal successors, (431), 4 states have internal predecessors, (431), 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) [2021-10-16 23:04:59,642 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:04:59,642 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 151 [2021-10-16 23:04:59,643 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:04:59,800 INFO L129 PetriNetUnfolder]: 178/955 cut-off events. [2021-10-16 23:04:59,800 INFO L130 PetriNetUnfolder]: For 51/55 co-relation queries the response was YES. [2021-10-16 23:04:59,803 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1410 conditions, 955 events. 178/955 cut-off events. For 51/55 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 6203 event pairs, 63 based on Foata normal form. 0/838 useless extension candidates. Maximal degree in co-relation 1404. Up to 170 conditions per place. [2021-10-16 23:04:59,805 INFO L132 encePairwiseOnDemand]: 134/151 looper letters, 31 selfloop transitions, 6 changer transitions 30/168 dead transitions. [2021-10-16 23:04:59,805 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 124 places, 168 transitions, 532 flow [2021-10-16 23:04:59,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 23:04:59,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-10-16 23:04:59,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 602 transitions. [2021-10-16 23:04:59,807 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7973509933774835 [2021-10-16 23:04:59,807 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 602 transitions. [2021-10-16 23:04:59,807 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 602 transitions. [2021-10-16 23:04:59,807 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:04:59,807 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 602 transitions. [2021-10-16 23:04:59,808 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 120.4) internal successors, (602), 5 states have internal predecessors, (602), 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) [2021-10-16 23:04:59,809 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 151.0) internal successors, (906), 6 states have internal predecessors, (906), 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) [2021-10-16 23:04:59,810 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 151.0) internal successors, (906), 6 states have internal predecessors, (906), 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) [2021-10-16 23:04:59,810 INFO L186 Difference]: Start difference. First operand has 120 places, 127 transitions, 314 flow. Second operand 5 states and 602 transitions. [2021-10-16 23:04:59,810 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 124 places, 168 transitions, 532 flow [2021-10-16 23:04:59,815 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 122 places, 168 transitions, 520 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-16 23:04:59,816 INFO L242 Difference]: Finished difference. Result has 125 places, 130 transitions, 372 flow [2021-10-16 23:04:59,816 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=302, PETRI_DIFFERENCE_MINUEND_PLACES=118, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=127, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=372, PETRI_PLACES=125, PETRI_TRANSITIONS=130} [2021-10-16 23:04:59,816 INFO L334 CegarLoopForPetriNet]: 126 programPoint places, -1 predicate places. [2021-10-16 23:04:59,817 INFO L470 AbstractCegarLoop]: Abstraction has has 125 places, 130 transitions, 372 flow [2021-10-16 23:04:59,817 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 107.75) internal successors, (431), 4 states have internal predecessors, (431), 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) [2021-10-16 23:04:59,817 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:04:59,817 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 23:04:59,817 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-16 23:04:59,817 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err4ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-10-16 23:04:59,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:04:59,818 INFO L82 PathProgramCache]: Analyzing trace with hash 690990214, now seen corresponding path program 2 times [2021-10-16 23:04:59,818 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:04:59,818 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732476089] [2021-10-16 23:04:59,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:04:59,819 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:04:59,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:04:59,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:04:59,872 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:04:59,872 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732476089] [2021-10-16 23:04:59,873 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732476089] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:04:59,873 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:04:59,873 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-16 23:04:59,873 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233463864] [2021-10-16 23:04:59,873 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 23:04:59,873 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:04:59,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 23:04:59,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-16 23:04:59,875 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 151 [2021-10-16 23:04:59,875 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 125 places, 130 transitions, 372 flow. Second operand has 4 states, 4 states have (on average 107.75) internal successors, (431), 4 states have internal predecessors, (431), 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) [2021-10-16 23:04:59,875 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:04:59,875 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 151 [2021-10-16 23:04:59,876 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:05:00,013 INFO L129 PetriNetUnfolder]: 223/974 cut-off events. [2021-10-16 23:05:00,013 INFO L130 PetriNetUnfolder]: For 113/121 co-relation queries the response was YES. [2021-10-16 23:05:00,016 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1752 conditions, 974 events. 223/974 cut-off events. For 113/121 co-relation queries the response was YES. Maximal size of possible extension queue 48. Compared 6416 event pairs, 69 based on Foata normal form. 0/874 useless extension candidates. Maximal degree in co-relation 1743. Up to 236 conditions per place. [2021-10-16 23:05:00,019 INFO L132 encePairwiseOnDemand]: 134/151 looper letters, 38 selfloop transitions, 13 changer transitions 15/170 dead transitions. [2021-10-16 23:05:00,019 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 129 places, 170 transitions, 584 flow [2021-10-16 23:05:00,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 23:05:00,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-10-16 23:05:00,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 601 transitions. [2021-10-16 23:05:00,021 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7960264900662252 [2021-10-16 23:05:00,021 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 601 transitions. [2021-10-16 23:05:00,021 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 601 transitions. [2021-10-16 23:05:00,021 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:05:00,021 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 601 transitions. [2021-10-16 23:05:00,022 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 120.2) internal successors, (601), 5 states have internal predecessors, (601), 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) [2021-10-16 23:05:00,023 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 151.0) internal successors, (906), 6 states have internal predecessors, (906), 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) [2021-10-16 23:05:00,024 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 151.0) internal successors, (906), 6 states have internal predecessors, (906), 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) [2021-10-16 23:05:00,024 INFO L186 Difference]: Start difference. First operand has 125 places, 130 transitions, 372 flow. Second operand 5 states and 601 transitions. [2021-10-16 23:05:00,024 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 129 places, 170 transitions, 584 flow [2021-10-16 23:05:00,026 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 129 places, 170 transitions, 562 flow, removed 11 selfloop flow, removed 0 redundant places. [2021-10-16 23:05:00,028 INFO L242 Difference]: Finished difference. Result has 133 places, 141 transitions, 472 flow [2021-10-16 23:05:00,028 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=350, PETRI_DIFFERENCE_MINUEND_PLACES=125, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=130, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=122, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=472, PETRI_PLACES=133, PETRI_TRANSITIONS=141} [2021-10-16 23:05:00,028 INFO L334 CegarLoopForPetriNet]: 126 programPoint places, 7 predicate places. [2021-10-16 23:05:00,028 INFO L470 AbstractCegarLoop]: Abstraction has has 133 places, 141 transitions, 472 flow [2021-10-16 23:05:00,029 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 107.75) internal successors, (431), 4 states have internal predecessors, (431), 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) [2021-10-16 23:05:00,029 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-16 23:05:00,029 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 23:05:00,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-16 23:05:00,029 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err4ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-10-16 23:05:00,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 23:05:00,029 INFO L82 PathProgramCache]: Analyzing trace with hash -1624135768, now seen corresponding path program 3 times [2021-10-16 23:05:00,029 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 23:05:00,030 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860275488] [2021-10-16 23:05:00,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 23:05:00,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 23:05:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 23:05:00,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 23:05:00,085 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 23:05:00,085 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860275488] [2021-10-16 23:05:00,086 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860275488] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 23:05:00,086 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 23:05:00,086 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-16 23:05:00,086 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606270566] [2021-10-16 23:05:00,086 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 23:05:00,086 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 23:05:00,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 23:05:00,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-16 23:05:00,087 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 151 [2021-10-16 23:05:00,088 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 141 transitions, 472 flow. Second operand has 4 states, 4 states have (on average 107.75) internal successors, (431), 4 states have internal predecessors, (431), 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) [2021-10-16 23:05:00,088 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-16 23:05:00,088 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 151 [2021-10-16 23:05:00,088 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-16 23:05:00,231 INFO L129 PetriNetUnfolder]: 209/955 cut-off events. [2021-10-16 23:05:00,232 INFO L130 PetriNetUnfolder]: For 382/395 co-relation queries the response was YES. [2021-10-16 23:05:00,235 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1961 conditions, 955 events. 209/955 cut-off events. For 382/395 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 6343 event pairs, 48 based on Foata normal form. 15/895 useless extension candidates. Maximal degree in co-relation 1948. Up to 210 conditions per place. [2021-10-16 23:05:00,236 INFO L132 encePairwiseOnDemand]: 134/151 looper letters, 0 selfloop transitions, 0 changer transitions 173/173 dead transitions. [2021-10-16 23:05:00,236 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 135 places, 173 transitions, 784 flow [2021-10-16 23:05:00,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 23:05:00,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-10-16 23:05:00,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 599 transitions. [2021-10-16 23:05:00,237 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7933774834437086 [2021-10-16 23:05:00,237 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 599 transitions. [2021-10-16 23:05:00,237 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 599 transitions. [2021-10-16 23:05:00,238 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-16 23:05:00,238 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 599 transitions. [2021-10-16 23:05:00,239 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 119.8) internal successors, (599), 5 states have internal predecessors, (599), 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) [2021-10-16 23:05:00,240 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 151.0) internal successors, (906), 6 states have internal predecessors, (906), 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) [2021-10-16 23:05:00,240 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 151.0) internal successors, (906), 6 states have internal predecessors, (906), 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) [2021-10-16 23:05:00,240 INFO L186 Difference]: Start difference. First operand has 133 places, 141 transitions, 472 flow. Second operand 5 states and 599 transitions. [2021-10-16 23:05:00,240 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 135 places, 173 transitions, 784 flow [2021-10-16 23:05:00,244 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 131 places, 173 transitions, 736 flow, removed 20 selfloop flow, removed 4 redundant places. [2021-10-16 23:05:00,245 INFO L242 Difference]: Finished difference. Result has 131 places, 0 transitions, 0 flow [2021-10-16 23:05:00,245 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=398, PETRI_DIFFERENCE_MINUEND_PLACES=127, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=131, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=0, PETRI_PLACES=131, PETRI_TRANSITIONS=0} [2021-10-16 23:05:00,245 INFO L334 CegarLoopForPetriNet]: 126 programPoint places, 5 predicate places. [2021-10-16 23:05:00,245 INFO L470 AbstractCegarLoop]: Abstraction has has 131 places, 0 transitions, 0 flow [2021-10-16 23:05:00,245 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 107.75) internal successors, (431), 4 states have internal predecessors, (431), 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) [2021-10-16 23:05:00,247 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err0ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,247 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err1ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,248 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err2ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,248 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err3ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,248 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err4ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,248 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err5ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,248 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,248 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,248 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err2ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,248 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err3ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,248 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err4ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,248 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err5ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,248 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-16 23:05:00,248 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-16 23:05:00,248 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err0ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,249 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err1ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,251 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err2ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,252 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err3ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,252 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err4ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,252 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err5ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,252 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,252 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,252 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err2ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,252 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err3ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,252 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err4ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,252 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err5ASSERT_VIOLATIONDATA_RACE [2021-10-16 23:05:00,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-16 23:05:00,257 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-16 23:05:00,257 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-16 23:05:00,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 11:05:00 BasicIcfg [2021-10-16 23:05:00,258 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-16 23:05:00,260 INFO L168 Benchmark]: Toolchain (without parser) took 2360.27 ms. Allocated memory was 190.8 MB in the beginning and 243.3 MB in the end (delta: 52.4 MB). Free memory was 133.0 MB in the beginning and 159.2 MB in the end (delta: -26.1 MB). Peak memory consumption was 27.2 MB. Max. memory is 8.0 GB. [2021-10-16 23:05:00,260 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 190.8 MB. Free memory was 150.8 MB in the beginning and 150.7 MB in the end (delta: 141.4 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-10-16 23:05:00,260 INFO L168 Benchmark]: CACSL2BoogieTranslator took 355.19 ms. Allocated memory is still 190.8 MB. Free memory was 132.9 MB in the beginning and 151.1 MB in the end (delta: -18.2 MB). Peak memory consumption was 14.3 MB. Max. memory is 8.0 GB. [2021-10-16 23:05:00,261 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.10 ms. Allocated memory is still 190.8 MB. Free memory was 151.1 MB in the beginning and 149.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-16 23:05:00,261 INFO L168 Benchmark]: Boogie Preprocessor took 22.47 ms. Allocated memory is still 190.8 MB. Free memory was 149.0 MB in the beginning and 146.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-16 23:05:00,263 INFO L168 Benchmark]: RCFGBuilder took 503.81 ms. Allocated memory is still 190.8 MB. Free memory was 146.9 MB in the beginning and 121.1 MB in the end (delta: 25.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2021-10-16 23:05:00,264 INFO L168 Benchmark]: TraceAbstraction took 1447.82 ms. Allocated memory was 190.8 MB in the beginning and 243.3 MB in the end (delta: 52.4 MB). Free memory was 120.6 MB in the beginning and 159.2 MB in the end (delta: -38.5 MB). Peak memory consumption was 14.9 MB. Max. memory is 8.0 GB. [2021-10-16 23:05:00,266 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 190.8 MB. Free memory was 150.8 MB in the beginning and 150.7 MB in the end (delta: 141.4 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 355.19 ms. Allocated memory is still 190.8 MB. Free memory was 132.9 MB in the beginning and 151.1 MB in the end (delta: -18.2 MB). Peak memory consumption was 14.3 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 25.10 ms. Allocated memory is still 190.8 MB. Free memory was 151.1 MB in the beginning and 149.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 22.47 ms. Allocated memory is still 190.8 MB. Free memory was 149.0 MB in the beginning and 146.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 503.81 ms. Allocated memory is still 190.8 MB. Free memory was 146.9 MB in the beginning and 121.1 MB in the end (delta: 25.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1447.82 ms. Allocated memory was 190.8 MB in the beginning and 243.3 MB in the end (delta: 52.4 MB). Free memory was 120.6 MB in the beginning and 159.2 MB in the end (delta: -38.5 MB). Peak memory consumption was 14.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 761]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 772]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 779]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 791]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 801]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 812]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 704]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 715]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 722]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 734]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 744]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 755]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 214 locations, 26 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 3.2ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 1335.2ms, OverallIterations: 6, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 758.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 56.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 146 SDtfs, 98 SDslu, 51 SDs, 0 SdLazy, 247 SolverSat, 53 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 145.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 26.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=472occurred in iteration=5, InterpolantAutomatonStates: 23, 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: 35.3ms SsaConstructionTime, 98.8ms SatisfiabilityAnalysisTime, 220.4ms InterpolantComputationTime, 243 NumberOfCodeBlocks, 243 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 237 ConstructedInterpolants, 0 QuantifiedInterpolants, 297 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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 - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-16 23:05:00,291 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...