/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/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.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/lamport-b.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 20:10:06,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-15 20:10:06,632 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-15 20:10:06,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-15 20:10:06,673 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-15 20:10:06,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-15 20:10:06,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-15 20:10:06,681 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-15 20:10:06,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-15 20:10:06,686 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-15 20:10:06,687 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-15 20:10:06,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-15 20:10:06,688 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-15 20:10:06,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-15 20:10:06,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-15 20:10:06,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-15 20:10:06,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-15 20:10:06,695 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-15 20:10:06,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-15 20:10:06,701 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-15 20:10:06,701 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-15 20:10:06,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-15 20:10:06,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-15 20:10:06,705 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-15 20:10:06,710 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-15 20:10:06,711 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-15 20:10:06,711 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-15 20:10:06,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-15 20:10:06,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-15 20:10:06,713 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-15 20:10:06,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-15 20:10:06,714 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-15 20:10:06,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-15 20:10:06,717 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-15 20:10:06,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-15 20:10:06,718 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-15 20:10:06,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-15 20:10:06,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-15 20:10:06,718 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-15 20:10:06,719 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-15 20:10:06,720 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-15 20:10:06,720 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2022-03-15 20:10:06,751 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 20:10:06,752 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 20:10:06,753 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 20:10:06,753 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 20:10:06,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 20:10:06,753 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 20:10:06,754 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 20:10:06,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 20:10:06,754 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 20:10:06,754 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 20:10:06,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 20:10:06,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 20:10:06,755 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 20:10:06,755 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 20:10:06,755 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 20:10:06,755 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 20:10:06,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 20:10:06,756 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 20:10:06,756 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 20:10:06,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 20:10:06,756 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 20:10:06,756 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 20:10:06,756 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 20:10:06,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 20:10:06,756 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 20:10:06,757 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-03-15 20:10:06,757 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 20:10:06,757 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 20:10:06,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 20:10:06,757 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2022-03-15 20:10:06,757 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2022-03-15 20:10:06,757 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 20:10:06,757 INFO L138 SettingsManager]: * Interpolant automaton=MCR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-15 20:10:06,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 20:10:06,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 20:10:06,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 20:10:06,970 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-15 20:10:06,971 INFO L275 PluginConnector]: CDTParser initialized [2022-03-15 20:10:06,972 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/lamport-b.i [2022-03-15 20:10:07,029 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e3f51ed7/0a5e80f612fb47a79c71b37ae1afd71a/FLAG8bb0ea14c [2022-03-15 20:10:07,388 INFO L306 CDTParser]: Found 1 translation units. [2022-03-15 20:10:07,388 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/lamport-b.i [2022-03-15 20:10:07,405 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e3f51ed7/0a5e80f612fb47a79c71b37ae1afd71a/FLAG8bb0ea14c [2022-03-15 20:10:07,757 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e3f51ed7/0a5e80f612fb47a79c71b37ae1afd71a [2022-03-15 20:10:07,759 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 20:10:07,761 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-15 20:10:07,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-15 20:10:07,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-15 20:10:07,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-15 20:10:07,765 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 08:10:07" (1/1) ... [2022-03-15 20:10:07,766 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1639287a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:07, skipping insertion in model container [2022-03-15 20:10:07,766 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 08:10:07" (1/1) ... [2022-03-15 20:10:07,772 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-15 20:10:07,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-15 20:10:08,062 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/lamport-b.i[30203,30216] [2022-03-15 20:10:08,071 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/lamport-b.i[30581,30594] [2022-03-15 20:10:08,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 20:10:08,091 INFO L203 MainTranslator]: Completed pre-run [2022-03-15 20:10:08,139 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/lamport-b.i[30203,30216] [2022-03-15 20:10:08,147 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/lamport-b.i[30581,30594] [2022-03-15 20:10:08,161 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 20:10:08,193 INFO L208 MainTranslator]: Completed translation [2022-03-15 20:10:08,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08 WrapperNode [2022-03-15 20:10:08,194 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-15 20:10:08,195 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 20:10:08,195 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 20:10:08,195 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 20:10:08,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (1/1) ... [2022-03-15 20:10:08,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (1/1) ... [2022-03-15 20:10:08,244 INFO L137 Inliner]: procedures = 167, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2022-03-15 20:10:08,244 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 20:10:08,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 20:10:08,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 20:10:08,245 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 20:10:08,253 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (1/1) ... [2022-03-15 20:10:08,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (1/1) ... [2022-03-15 20:10:08,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (1/1) ... [2022-03-15 20:10:08,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (1/1) ... [2022-03-15 20:10:08,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (1/1) ... [2022-03-15 20:10:08,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (1/1) ... [2022-03-15 20:10:08,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (1/1) ... [2022-03-15 20:10:08,285 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 20:10:08,286 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 20:10:08,286 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 20:10:08,286 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 20:10:08,287 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (1/1) ... [2022-03-15 20:10:08,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 20:10:08,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:10:08,328 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) [2022-03-15 20:10:08,351 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 [2022-03-15 20:10:08,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-15 20:10:08,372 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-03-15 20:10:08,372 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-03-15 20:10:08,372 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-03-15 20:10:08,372 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-03-15 20:10:08,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-15 20:10:08,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-15 20:10:08,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-15 20:10:08,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-15 20:10:08,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-15 20:10:08,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 20:10:08,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 20:10:08,374 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-15 20:10:08,540 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 20:10:08,541 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 20:10:08,786 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 20:10:08,795 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 20:10:08,795 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2022-03-15 20:10:08,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 08:10:08 BoogieIcfgContainer [2022-03-15 20:10:08,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 20:10:08,799 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 20:10:08,799 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 20:10:08,806 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 20:10:08,806 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 08:10:07" (1/3) ... [2022-03-15 20:10:08,807 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@509b121a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 08:10:08, skipping insertion in model container [2022-03-15 20:10:08,807 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:10:08" (2/3) ... [2022-03-15 20:10:08,807 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@509b121a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 08:10:08, skipping insertion in model container [2022-03-15 20:10:08,807 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 08:10:08" (3/3) ... [2022-03-15 20:10:08,809 INFO L111 eAbstractionObserver]: Analyzing ICFG lamport-b.i [2022-03-15 20:10:08,813 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 20:10:08,813 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-03-15 20:10:08,813 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations. [2022-03-15 20:10:08,813 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 20:10:08,854 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,854 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,855 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,855 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,855 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,855 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,855 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,855 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,856 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,856 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,856 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,856 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,857 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,857 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,857 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,857 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,857 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,858 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,858 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,858 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,858 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,858 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,858 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,859 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,859 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,859 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,859 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,859 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,860 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,860 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,860 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,861 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,861 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,861 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,861 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,861 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,862 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,862 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,862 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,862 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,862 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,862 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,863 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,863 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,863 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,863 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,863 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,864 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,864 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,864 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,864 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,864 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,865 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,865 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,865 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,865 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,865 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,866 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,866 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,866 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,866 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,866 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,866 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,867 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,867 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,867 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,867 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,867 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,867 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,868 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,868 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,868 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,868 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,868 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,868 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,868 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,869 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,869 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,869 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,869 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,869 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,869 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,870 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,870 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,871 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,871 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,871 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,871 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,871 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,871 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,872 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,872 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,874 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,875 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,875 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,875 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,875 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,875 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,875 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,875 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,876 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,876 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,876 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,876 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,877 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,877 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,877 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,877 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,877 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,878 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,878 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,878 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,878 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,878 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,879 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,879 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,879 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,879 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,879 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,880 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,880 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,880 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,881 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,881 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,881 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,881 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,882 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,882 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,882 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,882 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,882 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,882 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,883 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,883 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,883 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,883 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,883 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,884 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,884 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,884 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,885 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,885 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,885 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,885 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,885 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,885 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,885 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,886 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,886 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,886 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,886 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,886 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,887 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,887 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,887 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,887 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,887 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,888 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,888 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,888 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,888 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,888 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,888 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,889 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,889 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,889 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,889 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,889 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,889 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,890 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,890 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,890 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,890 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,890 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,891 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,891 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,891 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,892 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,892 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,892 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,892 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,892 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,892 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,893 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,897 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,897 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,897 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,897 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,897 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,897 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,897 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,898 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,898 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,898 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,898 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,898 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,900 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,900 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,900 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,900 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,901 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,901 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,901 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,901 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,901 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,901 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,901 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,901 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:10:08,905 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-03-15 20:10:08,950 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 20:10:08,958 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=MCR, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, 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=true, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-15 20:10:08,959 INFO L340 AbstractCegarLoop]: Starting to check reachability of 64 error locations. [2022-03-15 20:10:08,974 INFO L126 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-03-15 20:10:08,981 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 232 places, 249 transitions, 514 flow [2022-03-15 20:10:08,984 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 232 places, 249 transitions, 514 flow [2022-03-15 20:10:08,985 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 232 places, 249 transitions, 514 flow [2022-03-15 20:10:09,075 INFO L129 PetriNetUnfolder]: 24/247 cut-off events. [2022-03-15 20:10:09,076 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-03-15 20:10:09,092 INFO L84 FinitePrefix]: Finished finitePrefix Result has 256 conditions, 247 events. 24/247 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 732 event pairs, 0 based on Foata normal form. 0/191 useless extension candidates. Maximal degree in co-relation 209. Up to 5 conditions per place. [2022-03-15 20:10:09,106 INFO L116 LiptonReduction]: Number of co-enabled transitions 24320 [2022-03-15 20:10:11,159 INFO L131 LiptonReduction]: Checked pairs total: 127415 [2022-03-15 20:10:11,160 INFO L133 LiptonReduction]: Total number of compositions: 106 [2022-03-15 20:10:11,167 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 142 places, 158 transitions, 332 flow [2022-03-15 20:10:11,516 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 11843 states, 11316 states have (on average 3.122127960410039) internal successors, (35330), 11842 states have internal predecessors, (35330), 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) [2022-03-15 20:10:11,563 INFO L276 IsEmpty]: Start isEmpty. Operand has 11843 states, 11316 states have (on average 3.122127960410039) internal successors, (35330), 11842 states have internal predecessors, (35330), 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) [2022-03-15 20:10:11,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-03-15 20:10:11,577 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:11,578 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-03-15 20:10:11,578 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thr2Err11ASSERT_VIOLATIONDATA_RACE, thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err12ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE (and 60 more)] === [2022-03-15 20:10:11,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:11,583 INFO L85 PathProgramCache]: Analyzing trace with hash 881351726, now seen corresponding path program 1 times [2022-03-15 20:10:11,598 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:11,598 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324839442] [2022-03-15 20:10:11,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:11,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:11,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:11,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:10:11,765 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:11,766 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324839442] [2022-03-15 20:10:11,766 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324839442] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:11,766 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:11,766 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-03-15 20:10:11,768 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [694255781] [2022-03-15 20:10:11,768 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:11,770 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:11,779 INFO L252 McrAutomatonBuilder]: Finished intersection with 6 states and 5 transitions. [2022-03-15 20:10:11,779 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:11,783 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:11,785 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-15 20:10:11,785 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:11,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-15 20:10:11,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-15 20:10:11,839 INFO L87 Difference]: Start difference. First operand has 11843 states, 11316 states have (on average 3.122127960410039) internal successors, (35330), 11842 states have internal predecessors, (35330), 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) Second operand has 2 states, 1 states have (on average 5.0) internal successors, (5), 2 states have internal predecessors, (5), 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) [2022-03-15 20:10:12,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:12,019 INFO L93 Difference]: Finished difference Result 7937 states and 20976 transitions. [2022-03-15 20:10:12,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-15 20:10:12,022 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 5.0) internal successors, (5), 2 states have internal predecessors, (5), 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) Word has length 5 [2022-03-15 20:10:12,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:12,094 INFO L225 Difference]: With dead ends: 7937 [2022-03-15 20:10:12,095 INFO L226 Difference]: Without dead ends: 7934 [2022-03-15 20:10:12,096 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-15 20:10:12,099 INFO L933 BasicCegarLoop]: 98 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:12,099 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 98 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:12,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7934 states. [2022-03-15 20:10:12,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7934 to 7934. [2022-03-15 20:10:12,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7934 states, 7679 states have (on average 2.7306941007943744) internal successors, (20969), 7933 states have internal predecessors, (20969), 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) [2022-03-15 20:10:12,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7934 states to 7934 states and 20969 transitions. [2022-03-15 20:10:12,547 INFO L78 Accepts]: Start accepts. Automaton has 7934 states and 20969 transitions. Word has length 5 [2022-03-15 20:10:12,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:12,549 INFO L470 AbstractCegarLoop]: Abstraction has 7934 states and 20969 transitions. [2022-03-15 20:10:12,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 5.0) internal successors, (5), 2 states have internal predecessors, (5), 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) [2022-03-15 20:10:12,549 INFO L276 IsEmpty]: Start isEmpty. Operand 7934 states and 20969 transitions. [2022-03-15 20:10:12,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-03-15 20:10:12,550 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:12,550 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-03-15 20:10:12,550 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 20:10:12,551 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr2Err11ASSERT_VIOLATIONDATA_RACE, thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err12ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE (and 60 more)] === [2022-03-15 20:10:12,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:12,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1550248029, now seen corresponding path program 1 times [2022-03-15 20:10:12,554 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:12,558 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614062440] [2022-03-15 20:10:12,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:12,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:12,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:12,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:10:12,640 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:12,640 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614062440] [2022-03-15 20:10:12,640 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614062440] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:12,641 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:12,641 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:10:12,641 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [662614249] [2022-03-15 20:10:12,641 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:12,642 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:12,642 INFO L252 McrAutomatonBuilder]: Finished intersection with 7 states and 6 transitions. [2022-03-15 20:10:12,642 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:12,643 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:12,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:10:12,644 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:12,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:10:12,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:12,645 INFO L87 Difference]: Start difference. First operand 7934 states and 20969 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2022-03-15 20:10:12,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:12,818 INFO L93 Difference]: Finished difference Result 8052 states and 21275 transitions. [2022-03-15 20:10:12,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:10:12,819 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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) Word has length 6 [2022-03-15 20:10:12,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:12,872 INFO L225 Difference]: With dead ends: 8052 [2022-03-15 20:10:12,872 INFO L226 Difference]: Without dead ends: 8052 [2022-03-15 20:10:12,872 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:12,873 INFO L933 BasicCegarLoop]: 145 mSDtfsCounter, 69 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 234 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:12,874 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [69 Valid, 234 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:12,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8052 states. [2022-03-15 20:10:13,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8052 to 8052. [2022-03-15 20:10:13,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8052 states, 7797 states have (on average 2.728613569321534) internal successors, (21275), 8051 states have internal predecessors, (21275), 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) [2022-03-15 20:10:13,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8052 states to 8052 states and 21275 transitions. [2022-03-15 20:10:13,177 INFO L78 Accepts]: Start accepts. Automaton has 8052 states and 21275 transitions. Word has length 6 [2022-03-15 20:10:13,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:13,178 INFO L470 AbstractCegarLoop]: Abstraction has 8052 states and 21275 transitions. [2022-03-15 20:10:13,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2022-03-15 20:10:13,179 INFO L276 IsEmpty]: Start isEmpty. Operand 8052 states and 21275 transitions. [2022-03-15 20:10:13,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-03-15 20:10:13,180 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:13,180 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:13,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-15 20:10:13,181 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr2Err0ASSERT_VIOLATIONDATA_RACE === [thr2Err11ASSERT_VIOLATIONDATA_RACE, thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err12ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE (and 60 more)] === [2022-03-15 20:10:13,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:13,182 INFO L85 PathProgramCache]: Analyzing trace with hash 1213941055, now seen corresponding path program 1 times [2022-03-15 20:10:13,183 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:13,185 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933992752] [2022-03-15 20:10:13,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:13,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:13,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:13,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:10:13,244 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:13,244 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933992752] [2022-03-15 20:10:13,244 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1933992752] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:13,244 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:13,244 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:10:13,245 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [651023947] [2022-03-15 20:10:13,245 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:13,245 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:13,246 INFO L252 McrAutomatonBuilder]: Finished intersection with 9 states and 8 transitions. [2022-03-15 20:10:13,246 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:13,247 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:13,247 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:10:13,247 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:13,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:10:13,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:13,248 INFO L87 Difference]: Start difference. First operand 8052 states and 21275 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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) [2022-03-15 20:10:13,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:13,488 INFO L93 Difference]: Finished difference Result 8290 states and 21888 transitions. [2022-03-15 20:10:13,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:10:13,488 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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) Word has length 8 [2022-03-15 20:10:13,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:13,528 INFO L225 Difference]: With dead ends: 8290 [2022-03-15 20:10:13,528 INFO L226 Difference]: Without dead ends: 8290 [2022-03-15 20:10:13,528 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:13,529 INFO L933 BasicCegarLoop]: 144 mSDtfsCounter, 70 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:13,530 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [70 Valid, 232 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 20:10:13,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8290 states. [2022-03-15 20:10:13,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8290 to 8168. [2022-03-15 20:10:13,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8168 states, 7914 states have (on average 2.726055092241597) internal successors, (21574), 8167 states have internal predecessors, (21574), 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) [2022-03-15 20:10:13,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8168 states to 8168 states and 21574 transitions. [2022-03-15 20:10:13,774 INFO L78 Accepts]: Start accepts. Automaton has 8168 states and 21574 transitions. Word has length 8 [2022-03-15 20:10:13,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:13,774 INFO L470 AbstractCegarLoop]: Abstraction has 8168 states and 21574 transitions. [2022-03-15 20:10:13,774 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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) [2022-03-15 20:10:13,775 INFO L276 IsEmpty]: Start isEmpty. Operand 8168 states and 21574 transitions. [2022-03-15 20:10:13,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-03-15 20:10:13,775 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:13,775 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:13,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-15 20:10:13,776 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr2Err11ASSERT_VIOLATIONDATA_RACE, thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err12ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE (and 60 more)] === [2022-03-15 20:10:13,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:13,776 INFO L85 PathProgramCache]: Analyzing trace with hash -339097354, now seen corresponding path program 1 times [2022-03-15 20:10:13,777 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:13,778 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213152856] [2022-03-15 20:10:13,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:13,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:13,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:13,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:10:13,841 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:13,841 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213152856] [2022-03-15 20:10:13,841 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213152856] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:13,841 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:13,841 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:10:13,842 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2101304684] [2022-03-15 20:10:13,842 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:13,842 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:13,843 INFO L252 McrAutomatonBuilder]: Finished intersection with 10 states and 9 transitions. [2022-03-15 20:10:13,843 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:13,843 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:13,843 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:10:13,844 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:13,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:10:13,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:13,844 INFO L87 Difference]: Start difference. First operand 8168 states and 21574 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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) [2022-03-15 20:10:13,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:13,970 INFO L93 Difference]: Finished difference Result 8400 states and 22175 transitions. [2022-03-15 20:10:13,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:10:13,971 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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) Word has length 9 [2022-03-15 20:10:13,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:14,010 INFO L225 Difference]: With dead ends: 8400 [2022-03-15 20:10:14,010 INFO L226 Difference]: Without dead ends: 8400 [2022-03-15 20:10:14,012 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:14,016 INFO L933 BasicCegarLoop]: 143 mSDtfsCounter, 69 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:14,017 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [69 Valid, 232 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:14,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8400 states. [2022-03-15 20:10:14,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8400 to 8280. [2022-03-15 20:10:14,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8280 states, 8027 states have (on average 2.7239317304098667) internal successors, (21865), 8279 states have internal predecessors, (21865), 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) [2022-03-15 20:10:14,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8280 states to 8280 states and 21865 transitions. [2022-03-15 20:10:14,362 INFO L78 Accepts]: Start accepts. Automaton has 8280 states and 21865 transitions. Word has length 9 [2022-03-15 20:10:14,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:14,362 INFO L470 AbstractCegarLoop]: Abstraction has 8280 states and 21865 transitions. [2022-03-15 20:10:14,362 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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) [2022-03-15 20:10:14,363 INFO L276 IsEmpty]: Start isEmpty. Operand 8280 states and 21865 transitions. [2022-03-15 20:10:14,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-03-15 20:10:14,363 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:14,364 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:14,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-15 20:10:14,364 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr2Err11ASSERT_VIOLATIONDATA_RACE, thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err12ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE (and 60 more)] === [2022-03-15 20:10:14,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:14,365 INFO L85 PathProgramCache]: Analyzing trace with hash 544984720, now seen corresponding path program 1 times [2022-03-15 20:10:14,366 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:14,366 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173118986] [2022-03-15 20:10:14,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:14,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:14,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:14,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:10:14,400 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:14,400 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173118986] [2022-03-15 20:10:14,400 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173118986] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:14,400 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:14,400 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:10:14,400 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [90324343] [2022-03-15 20:10:14,400 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:14,401 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:14,402 INFO L252 McrAutomatonBuilder]: Finished intersection with 12 states and 11 transitions. [2022-03-15 20:10:14,402 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:14,403 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:14,403 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:10:14,403 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:14,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:10:14,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:14,404 INFO L87 Difference]: Start difference. First operand 8280 states and 21865 transitions. Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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) [2022-03-15 20:10:14,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:14,583 INFO L93 Difference]: Finished difference Result 12928 states and 33572 transitions. [2022-03-15 20:10:14,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:10:14,584 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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) Word has length 11 [2022-03-15 20:10:14,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:14,634 INFO L225 Difference]: With dead ends: 12928 [2022-03-15 20:10:14,635 INFO L226 Difference]: Without dead ends: 12928 [2022-03-15 20:10:14,635 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:14,636 INFO L933 BasicCegarLoop]: 140 mSDtfsCounter, 119 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:14,637 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [119 Valid, 209 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:14,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12928 states. [2022-03-15 20:10:14,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12928 to 8696. [2022-03-15 20:10:14,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8696 states, 8471 states have (on average 2.6614331247786565) internal successors, (22545), 8695 states have internal predecessors, (22545), 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) [2022-03-15 20:10:15,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8696 states to 8696 states and 22545 transitions. [2022-03-15 20:10:15,088 INFO L78 Accepts]: Start accepts. Automaton has 8696 states and 22545 transitions. Word has length 11 [2022-03-15 20:10:15,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:15,088 INFO L470 AbstractCegarLoop]: Abstraction has 8696 states and 22545 transitions. [2022-03-15 20:10:15,089 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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) [2022-03-15 20:10:15,090 INFO L276 IsEmpty]: Start isEmpty. Operand 8696 states and 22545 transitions. [2022-03-15 20:10:15,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-03-15 20:10:15,094 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:15,094 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:15,094 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-15 20:10:15,095 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thr2Err1ASSERT_VIOLATIONDATA_RACE === [thr2Err11ASSERT_VIOLATIONDATA_RACE, thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err12ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE (and 60 more)] === [2022-03-15 20:10:15,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:15,095 INFO L85 PathProgramCache]: Analyzing trace with hash 894209528, now seen corresponding path program 1 times [2022-03-15 20:10:15,096 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:15,097 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399474171] [2022-03-15 20:10:15,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:15,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:15,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:10:15,123 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:15,123 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399474171] [2022-03-15 20:10:15,123 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399474171] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:15,123 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:15,123 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:10:15,123 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [442456281] [2022-03-15 20:10:15,123 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:15,124 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:15,124 INFO L252 McrAutomatonBuilder]: Finished intersection with 12 states and 11 transitions. [2022-03-15 20:10:15,125 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:15,125 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:15,125 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:10:15,125 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:15,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:10:15,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:15,126 INFO L87 Difference]: Start difference. First operand 8696 states and 22545 transitions. Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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) [2022-03-15 20:10:15,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:15,242 INFO L93 Difference]: Finished difference Result 8788 states and 22792 transitions. [2022-03-15 20:10:15,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:10:15,243 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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) Word has length 11 [2022-03-15 20:10:15,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:15,272 INFO L225 Difference]: With dead ends: 8788 [2022-03-15 20:10:15,272 INFO L226 Difference]: Without dead ends: 8788 [2022-03-15 20:10:15,273 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:15,274 INFO L933 BasicCegarLoop]: 138 mSDtfsCounter, 64 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:15,274 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [64 Valid, 227 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:15,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8788 states. [2022-03-15 20:10:15,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8788 to 8788. [2022-03-15 20:10:15,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8788 states, 8569 states have (on average 2.6598202824133503) internal successors, (22792), 8787 states have internal predecessors, (22792), 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) [2022-03-15 20:10:15,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8788 states to 8788 states and 22792 transitions. [2022-03-15 20:10:15,548 INFO L78 Accepts]: Start accepts. Automaton has 8788 states and 22792 transitions. Word has length 11 [2022-03-15 20:10:15,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:15,548 INFO L470 AbstractCegarLoop]: Abstraction has 8788 states and 22792 transitions. [2022-03-15 20:10:15,548 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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) [2022-03-15 20:10:15,548 INFO L276 IsEmpty]: Start isEmpty. Operand 8788 states and 22792 transitions. [2022-03-15 20:10:15,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-03-15 20:10:15,549 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:15,549 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:15,550 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-15 20:10:15,550 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr2Err11ASSERT_VIOLATIONDATA_RACE, thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err12ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE (and 60 more)] === [2022-03-15 20:10:15,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:15,551 INFO L85 PathProgramCache]: Analyzing trace with hash -885581144, now seen corresponding path program 1 times [2022-03-15 20:10:15,552 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:15,552 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877152803] [2022-03-15 20:10:15,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:15,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:15,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:15,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:10:15,584 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:15,584 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877152803] [2022-03-15 20:10:15,584 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1877152803] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:15,584 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:15,585 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:10:15,585 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1807243783] [2022-03-15 20:10:15,585 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:15,586 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:15,586 INFO L252 McrAutomatonBuilder]: Finished intersection with 16 states and 15 transitions. [2022-03-15 20:10:15,586 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:15,587 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:15,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:10:15,587 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:15,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:10:15,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:15,588 INFO L87 Difference]: Start difference. First operand 8788 states and 22792 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 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) [2022-03-15 20:10:15,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:15,737 INFO L93 Difference]: Finished difference Result 11264 states and 28819 transitions. [2022-03-15 20:10:15,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:10:15,737 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 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) Word has length 15 [2022-03-15 20:10:15,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:15,780 INFO L225 Difference]: With dead ends: 11264 [2022-03-15 20:10:15,780 INFO L226 Difference]: Without dead ends: 11264 [2022-03-15 20:10:15,780 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:15,781 INFO L933 BasicCegarLoop]: 161 mSDtfsCounter, 114 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:15,782 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [114 Valid, 239 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:15,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11264 states. [2022-03-15 20:10:16,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11264 to 10606. [2022-03-15 20:10:16,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10606 states, 10400 states have (on average 2.6535576923076922) internal successors, (27597), 10605 states have internal predecessors, (27597), 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) [2022-03-15 20:10:16,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10606 states to 10606 states and 27597 transitions. [2022-03-15 20:10:16,075 INFO L78 Accepts]: Start accepts. Automaton has 10606 states and 27597 transitions. Word has length 15 [2022-03-15 20:10:16,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:16,076 INFO L470 AbstractCegarLoop]: Abstraction has 10606 states and 27597 transitions. [2022-03-15 20:10:16,076 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 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) [2022-03-15 20:10:16,076 INFO L276 IsEmpty]: Start isEmpty. Operand 10606 states and 27597 transitions. [2022-03-15 20:10:16,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-03-15 20:10:16,077 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:16,077 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:16,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-15 20:10:16,077 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err5ASSERT_VIOLATIONDATA_RACE === [thr2Err11ASSERT_VIOLATIONDATA_RACE, thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err12ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE (and 60 more)] === [2022-03-15 20:10:16,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:16,078 INFO L85 PathProgramCache]: Analyzing trace with hash -885550018, now seen corresponding path program 1 times [2022-03-15 20:10:16,079 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:16,079 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077365228] [2022-03-15 20:10:16,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:16,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:16,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:10:16,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:10:16,106 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:10:16,107 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077365228] [2022-03-15 20:10:16,107 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077365228] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:10:16,107 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:10:16,107 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:10:16,107 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [81474178] [2022-03-15 20:10:16,107 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:10:16,108 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:10:16,109 INFO L252 McrAutomatonBuilder]: Finished intersection with 16 states and 15 transitions. [2022-03-15 20:10:16,109 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:10:16,109 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:10:16,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:10:16,109 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:10:16,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:10:16,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:16,110 INFO L87 Difference]: Start difference. First operand 10606 states and 27597 transitions. Second operand has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 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) [2022-03-15 20:10:16,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:10:16,256 INFO L93 Difference]: Finished difference Result 10680 states and 27783 transitions. [2022-03-15 20:10:16,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:10:16,257 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 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) Word has length 15 [2022-03-15 20:10:16,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:10:16,286 INFO L225 Difference]: With dead ends: 10680 [2022-03-15 20:10:16,286 INFO L226 Difference]: Without dead ends: 10680 [2022-03-15 20:10:16,287 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:10:16,287 INFO L933 BasicCegarLoop]: 131 mSDtfsCounter, 64 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:10:16,287 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [64 Valid, 200 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:10:16,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10680 states. [2022-03-15 20:10:16,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10680 to 10680. [2022-03-15 20:10:16,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10680 states, 10480 states have (on average 2.6510496183206107) internal successors, (27783), 10679 states have internal predecessors, (27783), 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) [2022-03-15 20:10:16,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10680 states to 10680 states and 27783 transitions. [2022-03-15 20:10:16,558 INFO L78 Accepts]: Start accepts. Automaton has 10680 states and 27783 transitions. Word has length 15 [2022-03-15 20:10:16,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:10:16,558 INFO L470 AbstractCegarLoop]: Abstraction has 10680 states and 27783 transitions. [2022-03-15 20:10:16,558 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 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) [2022-03-15 20:10:16,558 INFO L276 IsEmpty]: Start isEmpty. Operand 10680 states and 27783 transitions. [2022-03-15 20:10:16,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-03-15 20:10:16,559 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:10:16,559 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:16,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-15 20:10:16,559 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thr2Err1ASSERT_VIOLATIONDATA_RACE === [thr2Err11ASSERT_VIOLATIONDATA_RACE, thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err12ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE (and 60 more)] === [2022-03-15 20:10:16,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:10:16,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1378477947, now seen corresponding path program 1 times [2022-03-15 20:10:16,560 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:10:16,560 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685830136] [2022-03-15 20:10:16,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:10:16,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:10:16,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-15 20:10:16,573 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-15 20:10:16,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-15 20:10:16,604 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-15 20:10:16,605 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-03-15 20:10:16,606 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location thr2Err1ASSERT_VIOLATIONDATA_RACE (63 of 64 remaining) [2022-03-15 20:10:16,607 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err11ASSERT_VIOLATIONDATA_RACE (62 of 64 remaining) [2022-03-15 20:10:16,607 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONDATA_RACE (61 of 64 remaining) [2022-03-15 20:10:16,607 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err12ASSERT_VIOLATIONDATA_RACE (60 of 64 remaining) [2022-03-15 20:10:16,608 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err1ASSERT_VIOLATIONDATA_RACE (59 of 64 remaining) [2022-03-15 20:10:16,608 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err13ASSERT_VIOLATIONDATA_RACE (58 of 64 remaining) [2022-03-15 20:10:16,608 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err2ASSERT_VIOLATIONDATA_RACE (57 of 64 remaining) [2022-03-15 20:10:16,608 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err14ASSERT_VIOLATIONDATA_RACE (56 of 64 remaining) [2022-03-15 20:10:16,608 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err3ASSERT_VIOLATIONDATA_RACE (55 of 64 remaining) [2022-03-15 20:10:16,608 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err5ASSERT_VIOLATIONDATA_RACE (54 of 64 remaining) [2022-03-15 20:10:16,609 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err4ASSERT_VIOLATIONDATA_RACE (53 of 64 remaining) [2022-03-15 20:10:16,609 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err6ASSERT_VIOLATIONDATA_RACE (52 of 64 remaining) [2022-03-15 20:10:16,609 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err7ASSERT_VIOLATIONDATA_RACE (51 of 64 remaining) [2022-03-15 20:10:16,609 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err8ASSERT_VIOLATIONDATA_RACE (50 of 64 remaining) [2022-03-15 20:10:16,609 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err9ASSERT_VIOLATIONDATA_RACE (49 of 64 remaining) [2022-03-15 20:10:16,609 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err10ASSERT_VIOLATIONDATA_RACE (48 of 64 remaining) [2022-03-15 20:10:16,610 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (47 of 64 remaining) [2022-03-15 20:10:16,610 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (46 of 64 remaining) [2022-03-15 20:10:16,610 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (45 of 64 remaining) [2022-03-15 20:10:16,610 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (44 of 64 remaining) [2022-03-15 20:10:16,610 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (43 of 64 remaining) [2022-03-15 20:10:16,610 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (42 of 64 remaining) [2022-03-15 20:10:16,610 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (41 of 64 remaining) [2022-03-15 20:10:16,610 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (40 of 64 remaining) [2022-03-15 20:10:16,610 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (39 of 64 remaining) [2022-03-15 20:10:16,611 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (38 of 64 remaining) [2022-03-15 20:10:16,611 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (37 of 64 remaining) [2022-03-15 20:10:16,611 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (36 of 64 remaining) [2022-03-15 20:10:16,611 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (35 of 64 remaining) [2022-03-15 20:10:16,611 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (34 of 64 remaining) [2022-03-15 20:10:16,611 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (33 of 64 remaining) [2022-03-15 20:10:16,611 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (32 of 64 remaining) [2022-03-15 20:10:16,611 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (31 of 64 remaining) [2022-03-15 20:10:16,611 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (30 of 64 remaining) [2022-03-15 20:10:16,612 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (29 of 64 remaining) [2022-03-15 20:10:16,612 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err11ASSERT_VIOLATIONDATA_RACE (28 of 64 remaining) [2022-03-15 20:10:16,612 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONDATA_RACE (27 of 64 remaining) [2022-03-15 20:10:16,612 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err12ASSERT_VIOLATIONDATA_RACE (26 of 64 remaining) [2022-03-15 20:10:16,612 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err13ASSERT_VIOLATIONDATA_RACE (25 of 64 remaining) [2022-03-15 20:10:16,612 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err2ASSERT_VIOLATIONDATA_RACE (24 of 64 remaining) [2022-03-15 20:10:16,612 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err14ASSERT_VIOLATIONDATA_RACE (23 of 64 remaining) [2022-03-15 20:10:16,612 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err3ASSERT_VIOLATIONDATA_RACE (22 of 64 remaining) [2022-03-15 20:10:16,613 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err5ASSERT_VIOLATIONDATA_RACE (21 of 64 remaining) [2022-03-15 20:10:16,613 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err4ASSERT_VIOLATIONDATA_RACE (20 of 64 remaining) [2022-03-15 20:10:16,613 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err6ASSERT_VIOLATIONDATA_RACE (19 of 64 remaining) [2022-03-15 20:10:16,613 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err7ASSERT_VIOLATIONDATA_RACE (18 of 64 remaining) [2022-03-15 20:10:16,613 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err8ASSERT_VIOLATIONDATA_RACE (17 of 64 remaining) [2022-03-15 20:10:16,613 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err9ASSERT_VIOLATIONDATA_RACE (16 of 64 remaining) [2022-03-15 20:10:16,613 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err10ASSERT_VIOLATIONDATA_RACE (15 of 64 remaining) [2022-03-15 20:10:16,613 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (14 of 64 remaining) [2022-03-15 20:10:16,614 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (13 of 64 remaining) [2022-03-15 20:10:16,614 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (12 of 64 remaining) [2022-03-15 20:10:16,614 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (11 of 64 remaining) [2022-03-15 20:10:16,614 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (10 of 64 remaining) [2022-03-15 20:10:16,614 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (9 of 64 remaining) [2022-03-15 20:10:16,614 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (8 of 64 remaining) [2022-03-15 20:10:16,614 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (7 of 64 remaining) [2022-03-15 20:10:16,614 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (6 of 64 remaining) [2022-03-15 20:10:16,614 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (5 of 64 remaining) [2022-03-15 20:10:16,615 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (4 of 64 remaining) [2022-03-15 20:10:16,615 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (3 of 64 remaining) [2022-03-15 20:10:16,615 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (2 of 64 remaining) [2022-03-15 20:10:16,615 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (1 of 64 remaining) [2022-03-15 20:10:16,615 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (0 of 64 remaining) [2022-03-15 20:10:16,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-15 20:10:16,617 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:10:16,621 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-15 20:10:16,621 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-15 20:10:16,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 08:10:16 BasicIcfg [2022-03-15 20:10:16,653 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-15 20:10:16,653 INFO L158 Benchmark]: Toolchain (without parser) took 8892.71ms. Allocated memory was 177.2MB in the beginning and 1.2GB in the end (delta: 974.1MB). Free memory was 123.2MB in the beginning and 712.3MB in the end (delta: -589.1MB). Peak memory consumption was 385.2MB. Max. memory is 8.0GB. [2022-03-15 20:10:16,654 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 177.2MB. Free memory is still 140.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 20:10:16,654 INFO L158 Benchmark]: CACSL2BoogieTranslator took 431.40ms. Allocated memory was 177.2MB in the beginning and 245.4MB in the end (delta: 68.2MB). Free memory was 123.1MB in the beginning and 212.8MB in the end (delta: -89.8MB). Peak memory consumption was 12.2MB. Max. memory is 8.0GB. [2022-03-15 20:10:16,654 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.29ms. Allocated memory is still 245.4MB. Free memory was 212.8MB in the beginning and 210.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-15 20:10:16,654 INFO L158 Benchmark]: Boogie Preprocessor took 40.73ms. Allocated memory is still 245.4MB. Free memory was 210.7MB in the beginning and 208.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-15 20:10:16,655 INFO L158 Benchmark]: RCFGBuilder took 511.26ms. Allocated memory is still 245.4MB. Free memory was 208.6MB in the beginning and 190.8MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2022-03-15 20:10:16,655 INFO L158 Benchmark]: TraceAbstraction took 7854.36ms. Allocated memory was 245.4MB in the beginning and 1.2GB in the end (delta: 906.0MB). Free memory was 190.3MB in the beginning and 712.3MB in the end (delta: -522.0MB). Peak memory consumption was 385.5MB. Max. memory is 8.0GB. [2022-03-15 20:10:16,656 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 177.2MB. Free memory is still 140.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 431.40ms. Allocated memory was 177.2MB in the beginning and 245.4MB in the end (delta: 68.2MB). Free memory was 123.1MB in the beginning and 212.8MB in the end (delta: -89.8MB). Peak memory consumption was 12.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 49.29ms. Allocated memory is still 245.4MB. Free memory was 212.8MB in the beginning and 210.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 40.73ms. Allocated memory is still 245.4MB. Free memory was 210.7MB in the beginning and 208.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 511.26ms. Allocated memory is still 245.4MB. Free memory was 208.6MB in the beginning and 190.8MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * TraceAbstraction took 7854.36ms. Allocated memory was 245.4MB in the beginning and 1.2GB in the end (delta: 906.0MB). Free memory was 190.3MB in the beginning and 712.3MB in the end (delta: -522.0MB). Peak memory consumption was 385.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2.2s, 232 PlacesBefore, 142 PlacesAfterwards, 249 TransitionsBefore, 158 TransitionsAfterwards, 24320 CoEnabledTransitionPairs, 5 FixpointIterations, 29 TrivialSequentialCompositions, 69 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 7 ConcurrentYvCompositions, 1 ChoiceCompositions, 106 TotalNumberOfCompositions, 127415 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 42247, positive: 40861, positive conditional: 0, positive unconditional: 40861, negative: 1386, negative conditional: 0, negative unconditional: 1386, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 10891, positive: 10688, positive conditional: 0, positive unconditional: 10688, negative: 203, negative conditional: 0, negative unconditional: 203, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 42247, positive: 30173, positive conditional: 0, positive unconditional: 30173, negative: 1183, negative conditional: 0, negative unconditional: 1183, unknown: 10891, unknown conditional: 0, unknown unconditional: 10891] , Statistics on independence cache: Total cache size (in pairs): 3206, Positive cache size: 3073, Positive conditional cache size: 0, Positive unconditional cache size: 3073, Negative cache size: 133, Negative conditional cache size: 0, Negative unconditional cache size: 133 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - DataRaceFoundResult [Line: 716]: Data race detected Data race detected The following path leads to a data race: [L684] 0 int x, y; [L685] 0 int b1, b2; [L686] 0 int X; [L740] 0 pthread_t t1, t2; [L741] FCALL, FORK 0 pthread_create(&t1, 0, thr1, 0) VAL [_={0:0}, b1=0, b2=0, pthread_create(&t1, 0, thr1, 0)=-2, t1={5:0}, t2={3:0}, X=0, x=0, y=0] [L742] FCALL, FORK 0 pthread_create(&t2, 0, thr2, 0) VAL [_={0:0}, _={0:0}, _={0:0}, b1=0, b2=0, pthread_create(&t2, 0, thr2, 0)=-1, t1={5:0}, t2={3:0}, x=0, X=0, y=0] [L714] COND TRUE 2 1 [L715] 2 b2 = 1 [L716] 2 x = 2 VAL [_={0:0}, _={0:0}, _={0:0}, _={0:0}, b1=0, b2=1, x=2, X=0, x = 2=50, y=0] [L688] COND TRUE 1 1 [L689] 1 b1 = 1 VAL [_={0:0}, _={0:0}, _={0:0}, _={0:0}, b1=1, b2=1, X=0, x=2, x = 2=50, y=0] [L690] 1 x = 1 VAL [_={0:0}, _={0:0}, _={0:0}, _={0:0}, b1=1, b2=1, x=1, X=0, x = 1=51, x = 2=50, y=0] [L716] 2 x = 2 VAL [_={0:0}, _={0:0}, _={0:0}, _={0:0}, b1=1, b2=1, x=1, X=0, x = 1=51, x = 2=50, y=0] Now there is a data race on ~x~0 between C: x = 1 [690] and C: x = 2 [716] - UnprovableResult [Line: 733]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 715]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 734]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 735]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 717]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 736]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 718]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 722]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 719]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 723]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 724]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 725]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 726]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 727]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 707]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 689]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 708]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 690]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 709]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 691]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 710]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 692]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 696]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 693]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 697]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 698]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 700]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 701]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 743]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 744]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 741]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 742]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 396 locations, 64 error locations. Started 1 CEGAR loops. OverallTime: 7.7s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.6s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 569 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 569 mSDsluCounter, 1671 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 830 mSDsCounter, 43 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 945 IncrementalHoareTripleChecker+Invalid, 988 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 43 mSolverCounterUnsat, 1100 mSDtfsCounter, 945 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11843occurred in iteration=0, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 5132 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 97 NumberOfCodeBlocks, 97 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 72 ConstructedInterpolants, 0 QuantifiedInterpolants, 106 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-03-15 20:10:16,710 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...