./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8d31f386 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b67a979f39460a4d061084a97bbd410b3307957a ...................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b67a979f39460a4d061084a97bbd410b3307957a ......................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 15:23:35,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 15:23:35,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 15:23:35,564 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 15:23:35,566 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 15:23:35,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 15:23:35,570 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 15:23:35,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 15:23:35,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 15:23:35,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 15:23:35,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 15:23:35,581 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 15:23:35,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 15:23:35,583 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 15:23:35,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 15:23:35,585 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 15:23:35,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 15:23:35,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 15:23:35,590 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 15:23:35,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 15:23:35,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 15:23:35,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 15:23:35,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 15:23:35,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 15:23:35,603 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 15:23:35,603 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 15:23:35,603 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 15:23:35,605 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 15:23:35,605 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 15:23:35,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 15:23:35,606 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 15:23:35,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 15:23:35,607 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 15:23:35,607 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 15:23:35,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 15:23:35,608 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 15:23:35,609 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 15:23:35,609 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 15:23:35,609 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 15:23:35,610 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 15:23:35,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 15:23:35,611 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 15:23:35,635 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 15:23:35,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 15:23:35,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 15:23:35,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 15:23:35,637 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 15:23:35,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 15:23:35,637 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 15:23:35,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 15:23:35,638 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 15:23:35,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 15:23:35,639 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 15:23:35,639 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 15:23:35,639 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 15:23:35,639 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 15:23:35,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 15:23:35,639 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 15:23:35,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 15:23:35,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 15:23:35,639 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 15:23:35,639 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 15:23:35,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 15:23:35,640 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 15:23:35,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 15:23:35,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 15:23:35,640 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 15:23:35,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 15:23:35,640 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 15:23:35,640 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 15:23:35,640 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b67a979f39460a4d061084a97bbd410b3307957a [2021-07-05 15:23:35,884 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 15:23:35,904 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 15:23:35,906 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 15:23:35,907 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 15:23:35,908 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 15:23:35,908 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i [2021-07-05 15:23:35,952 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a081b9a6b/15428ebe589248678f2454be5a8708f9/FLAG99db1c59a [2021-07-05 15:23:36,346 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 15:23:36,350 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i [2021-07-05 15:23:36,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a081b9a6b/15428ebe589248678f2454be5a8708f9/FLAG99db1c59a [2021-07-05 15:23:36,749 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a081b9a6b/15428ebe589248678f2454be5a8708f9 [2021-07-05 15:23:36,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 15:23:36,753 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 15:23:36,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 15:23:36,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 15:23:36,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 15:23:36,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 03:23:36" (1/1) ... [2021-07-05 15:23:36,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24a9d43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:36, skipping insertion in model container [2021-07-05 15:23:36,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 03:23:36" (1/1) ... [2021-07-05 15:23:36,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 15:23:36,784 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 15:23:37,018 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i[30540,30553] [2021-07-05 15:23:37,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 15:23:37,028 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 15:23:37,072 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i[30540,30553] [2021-07-05 15:23:37,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 15:23:37,126 INFO L208 MainTranslator]: Completed translation [2021-07-05 15:23:37,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:37 WrapperNode [2021-07-05 15:23:37,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 15:23:37,128 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 15:23:37,128 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 15:23:37,128 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 15:23:37,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:37" (1/1) ... [2021-07-05 15:23:37,141 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:37" (1/1) ... [2021-07-05 15:23:37,153 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 15:23:37,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 15:23:37,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 15:23:37,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 15:23:37,160 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:37" (1/1) ... [2021-07-05 15:23:37,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:37" (1/1) ... [2021-07-05 15:23:37,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:37" (1/1) ... [2021-07-05 15:23:37,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:37" (1/1) ... [2021-07-05 15:23:37,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:37" (1/1) ... [2021-07-05 15:23:37,168 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:37" (1/1) ... [2021-07-05 15:23:37,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:37" (1/1) ... [2021-07-05 15:23:37,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 15:23:37,172 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 15:23:37,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 15:23:37,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 15:23:37,173 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:37" (1/1) ... [2021-07-05 15:23:37,177 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 15:23:37,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 15:23:37,194 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-07-05 15:23:37,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-07-05 15:23:37,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-05 15:23:37,240 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-07-05 15:23:37,240 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-07-05 15:23:37,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-05 15:23:37,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 15:23:37,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-05 15:23:37,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 15:23:37,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 15:23:37,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 15:23:37,242 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-05 15:23:37,561 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 15:23:37,562 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-07-05 15:23:37,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 03:23:37 BoogieIcfgContainer [2021-07-05 15:23:37,563 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 15:23:37,564 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 15:23:37,564 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 15:23:37,566 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 15:23:37,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 03:23:36" (1/3) ... [2021-07-05 15:23:37,566 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c43d93b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 03:23:37, skipping insertion in model container [2021-07-05 15:23:37,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:37" (2/3) ... [2021-07-05 15:23:37,566 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c43d93b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 03:23:37, skipping insertion in model container [2021-07-05 15:23:37,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 03:23:37" (3/3) ... [2021-07-05 15:23:37,567 INFO L111 eAbstractionObserver]: Analyzing ICFG 11_fmaxsymopt.i [2021-07-05 15:23:37,571 WARN L144 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-05 15:23:37,571 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 15:23:37,572 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-05 15:23:37,572 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-05 15:23:37,612 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,612 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,612 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,613 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,613 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,614 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,614 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,614 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,614 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,614 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,614 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~offset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,615 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~offset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,615 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~offset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,616 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~offset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,616 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,616 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,616 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,617 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,617 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,617 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,617 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,617 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,617 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,617 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~offset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,618 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#in~offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,618 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~offset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,618 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#in~offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,618 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,618 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,618 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,619 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,619 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,619 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,619 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,619 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,619 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,619 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,620 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,620 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,620 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#in~offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,620 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,620 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#in~offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,620 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,621 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,621 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,621 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,621 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,621 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,621 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,622 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,622 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,622 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,622 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,622 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,622 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,622 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,623 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,623 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,623 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,623 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,623 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,623 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,624 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,624 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,624 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,624 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,624 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,624 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,625 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,625 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,625 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,625 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,625 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,625 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,626 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,626 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,626 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,626 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,626 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,626 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,627 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,627 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,627 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,627 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,627 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,627 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,628 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,628 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,628 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,628 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,628 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,628 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,629 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,629 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,629 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,629 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,629 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,629 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,630 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,630 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,630 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,630 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,630 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,630 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,631 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,631 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,631 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,631 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,631 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,631 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,631 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,632 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,632 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,632 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,632 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,632 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,640 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,641 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,641 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,641 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,641 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,641 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,641 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#in~offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,643 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,643 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,644 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~offset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,644 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,644 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,645 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:37,646 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-05 15:23:37,689 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Err0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 15:23:37,693 INFO L329 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 15:23:37,693 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 15:23:37,700 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-07-05 15:23:37,706 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 71 places, 76 transitions, 157 flow [2021-07-05 15:23:37,708 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 71 places, 76 transitions, 157 flow [2021-07-05 15:23:37,709 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 71 places, 76 transitions, 157 flow [2021-07-05 15:23:37,742 INFO L129 PetriNetUnfolder]: 9/86 cut-off events. [2021-07-05 15:23:37,743 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-07-05 15:23:37,746 INFO L84 FinitePrefix]: Finished finitePrefix Result has 91 conditions, 86 events. 9/86 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 84 event pairs, 0 based on Foata normal form. 0/74 useless extension candidates. Maximal degree in co-relation 55. Up to 4 conditions per place. [2021-07-05 15:23:37,748 INFO L116 LiptonReduction]: Number of co-enabled transitions 1118 [2021-07-05 15:23:39,459 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 60 [2021-07-05 15:23:39,915 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2021-07-05 15:23:40,486 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2021-07-05 15:23:40,733 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2021-07-05 15:23:40,992 INFO L131 LiptonReduction]: Checked pairs total: 1178 [2021-07-05 15:23:40,992 INFO L133 LiptonReduction]: Total number of compositions: 83 [2021-07-05 15:23:40,998 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 12 places, 10 transitions, 25 flow [2021-07-05 15:23:41,003 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 24 states, 19 states have (on average 2.1052631578947367) internal successors, (40), 23 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 15:23:41,004 INFO L276 IsEmpty]: Start isEmpty. Operand has 24 states, 19 states have (on average 2.1052631578947367) internal successors, (40), 23 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 15:23:41,008 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 15:23:41,009 INFO L374 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 15:23:41,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 15:23:41,013 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.PathProgramCache.addRun(PathProgramCache.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.StrategyFactory.constructStrategy(StrategyFactory.java:135) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.StrategyFactory.constructStrategy(StrategyFactory.java:119) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.isCounterexampleFeasibleInternal(AbstractCegarLoop.java:488) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:382) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:298) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:221) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:169) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-07-05 15:23:41,014 INFO L168 Benchmark]: Toolchain (without parser) took 4261.63 ms. Allocated memory was 65.0 MB in the beginning and 157.3 MB in the end (delta: 92.3 MB). Free memory was 43.7 MB in the beginning and 77.8 MB in the end (delta: -34.1 MB). Peak memory consumption was 57.6 MB. Max. memory is 16.1 GB. [2021-07-05 15:23:41,015 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 65.0 MB. Free memory is still 46.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 15:23:41,015 INFO L168 Benchmark]: CACSL2BoogieTranslator took 372.88 ms. Allocated memory was 65.0 MB in the beginning and 88.1 MB in the end (delta: 23.1 MB). Free memory was 43.4 MB in the beginning and 67.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. [2021-07-05 15:23:41,016 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.89 ms. Allocated memory is still 88.1 MB. Free memory was 67.5 MB in the beginning and 65.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 15:23:41,016 INFO L168 Benchmark]: Boogie Preprocessor took 17.77 ms. Allocated memory is still 88.1 MB. Free memory was 65.4 MB in the beginning and 64.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 15:23:41,017 INFO L168 Benchmark]: RCFGBuilder took 390.37 ms. Allocated memory is still 88.1 MB. Free memory was 64.0 MB in the beginning and 59.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 19.3 MB. Max. memory is 16.1 GB. [2021-07-05 15:23:41,017 INFO L168 Benchmark]: TraceAbstraction took 3449.87 ms. Allocated memory was 88.1 MB in the beginning and 157.3 MB in the end (delta: 69.2 MB). Free memory was 59.1 MB in the beginning and 77.8 MB in the end (delta: -18.7 MB). Peak memory consumption was 50.0 MB. Max. memory is 16.1 GB. [2021-07-05 15:23:41,019 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 65.0 MB. Free memory is still 46.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 372.88 ms. Allocated memory was 65.0 MB in the beginning and 88.1 MB in the end (delta: 23.1 MB). Free memory was 43.4 MB in the beginning and 67.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 25.89 ms. Allocated memory is still 88.1 MB. Free memory was 67.5 MB in the beginning and 65.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 17.77 ms. Allocated memory is still 88.1 MB. Free memory was 65.4 MB in the beginning and 64.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 390.37 ms. Allocated memory is still 88.1 MB. Free memory was 64.0 MB in the beginning and 59.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 19.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3449.87 ms. Allocated memory was 88.1 MB in the beginning and 157.3 MB in the end (delta: 69.2 MB). Free memory was 59.1 MB in the beginning and 77.8 MB in the end (delta: -18.7 MB). Peak memory consumption was 50.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3284.0ms, 71 PlacesBefore, 12 PlacesAfterwards, 76 TransitionsBefore, 10 TransitionsAfterwards, 1118 CoEnabledTransitionPairs, 6 FixpointIterations, 18 TrivialSequentialCompositions, 46 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 12 ConcurrentYvCompositions, 7 ChoiceCompositions, 83 TotalNumberOfCompositions, 1178 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1007, positive: 987, positive conditional: 0, positive unconditional: 987, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 751, positive: 741, positive conditional: 0, positive unconditional: 741, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 751, positive: 741, positive conditional: 0, positive unconditional: 741, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 65, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 65, negative conditional: 0, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1007, positive: 246, positive conditional: 0, positive unconditional: 246, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 751, unknown conditional: 0, unknown unconditional: 751] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 4, Positive conditional cache size: 0, Positive unconditional cache size: 4, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.PathProgramCache.addRun(PathProgramCache.java:68) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-07-05 15:23:41,065 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 15:23:42,609 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 15:23:42,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 15:23:42,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 15:23:42,643 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 15:23:42,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 15:23:42,647 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 15:23:42,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 15:23:42,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 15:23:42,656 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 15:23:42,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 15:23:42,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 15:23:42,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 15:23:42,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 15:23:42,661 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 15:23:42,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 15:23:42,664 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 15:23:42,664 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 15:23:42,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 15:23:42,670 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 15:23:42,671 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 15:23:42,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 15:23:42,673 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 15:23:42,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 15:23:42,678 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 15:23:42,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 15:23:42,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 15:23:42,680 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 15:23:42,680 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 15:23:42,681 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 15:23:42,681 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 15:23:42,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 15:23:42,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 15:23:42,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 15:23:42,684 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 15:23:42,684 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 15:23:42,684 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 15:23:42,684 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 15:23:42,685 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 15:23:42,686 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 15:23:42,687 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 15:23:42,688 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-07-05 15:23:42,720 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 15:23:42,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 15:23:42,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 15:23:42,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 15:23:42,722 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 15:23:42,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 15:23:42,722 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 15:23:42,722 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 15:23:42,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 15:23:42,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 15:23:42,723 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 15:23:42,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 15:23:42,724 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-07-05 15:23:42,724 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-07-05 15:23:42,724 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 15:23:42,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 15:23:42,724 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 15:23:42,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 15:23:42,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 15:23:42,725 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 15:23:42,725 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 15:23:42,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 15:23:42,725 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 15:23:42,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 15:23:42,726 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 15:23:42,726 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-07-05 15:23:42,726 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-07-05 15:23:42,726 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 15:23:42,726 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 15:23:42,727 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-05 15:23:42,727 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b67a979f39460a4d061084a97bbd410b3307957a [2021-07-05 15:23:42,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 15:23:42,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 15:23:42,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 15:23:42,986 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 15:23:42,987 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 15:23:42,987 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i [2021-07-05 15:23:43,029 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a08cb0217/f4aaea392aca4dc0b74ec77e30422d64/FLAG448b4b13e [2021-07-05 15:23:43,421 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 15:23:43,422 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i [2021-07-05 15:23:43,433 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a08cb0217/f4aaea392aca4dc0b74ec77e30422d64/FLAG448b4b13e [2021-07-05 15:23:43,802 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a08cb0217/f4aaea392aca4dc0b74ec77e30422d64 [2021-07-05 15:23:43,804 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 15:23:43,806 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 15:23:43,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 15:23:43,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 15:23:43,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 15:23:43,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 03:23:43" (1/1) ... [2021-07-05 15:23:43,812 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d093b57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:43, skipping insertion in model container [2021-07-05 15:23:43,812 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 03:23:43" (1/1) ... [2021-07-05 15:23:43,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 15:23:43,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 15:23:44,096 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i[30540,30553] [2021-07-05 15:23:44,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 15:23:44,114 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 15:23:44,164 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/11_fmaxsymopt.i[30540,30553] [2021-07-05 15:23:44,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 15:23:44,236 INFO L208 MainTranslator]: Completed translation [2021-07-05 15:23:44,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:44 WrapperNode [2021-07-05 15:23:44,236 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 15:23:44,237 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 15:23:44,237 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 15:23:44,237 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 15:23:44,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:44" (1/1) ... [2021-07-05 15:23:44,266 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:44" (1/1) ... [2021-07-05 15:23:44,286 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 15:23:44,287 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 15:23:44,287 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 15:23:44,287 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 15:23:44,293 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:44" (1/1) ... [2021-07-05 15:23:44,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:44" (1/1) ... [2021-07-05 15:23:44,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:44" (1/1) ... [2021-07-05 15:23:44,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:44" (1/1) ... [2021-07-05 15:23:44,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:44" (1/1) ... [2021-07-05 15:23:44,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:44" (1/1) ... [2021-07-05 15:23:44,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:44" (1/1) ... [2021-07-05 15:23:44,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 15:23:44,327 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 15:23:44,327 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 15:23:44,327 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 15:23:44,327 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:44" (1/1) ... [2021-07-05 15:23:44,338 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 15:23:44,343 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 15:23:44,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-07-05 15:23:44,362 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-07-05 15:23:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-07-05 15:23:44,393 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-07-05 15:23:44,394 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-07-05 15:23:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 15:23:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-05 15:23:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-07-05 15:23:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-07-05 15:23:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-07-05 15:23:44,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 15:23:44,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 15:23:44,396 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-05 15:23:44,714 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 15:23:44,714 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-07-05 15:23:44,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 03:23:44 BoogieIcfgContainer [2021-07-05 15:23:44,716 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 15:23:44,717 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 15:23:44,717 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 15:23:44,719 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 15:23:44,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 03:23:43" (1/3) ... [2021-07-05 15:23:44,719 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69565e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 03:23:44, skipping insertion in model container [2021-07-05 15:23:44,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:23:44" (2/3) ... [2021-07-05 15:23:44,720 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69565e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 03:23:44, skipping insertion in model container [2021-07-05 15:23:44,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 03:23:44" (3/3) ... [2021-07-05 15:23:44,720 INFO L111 eAbstractionObserver]: Analyzing ICFG 11_fmaxsymopt.i [2021-07-05 15:23:44,725 WARN L144 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-05 15:23:44,725 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 15:23:44,725 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-05 15:23:44,725 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-05 15:23:44,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,746 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,746 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,746 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,746 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,747 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~offset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,747 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~offset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,747 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~offset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,747 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~offset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,748 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,748 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,748 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,748 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,748 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,748 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,748 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,748 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,749 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~offset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#in~offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,749 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~offset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#in~offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,749 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,749 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,749 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,749 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,749 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,749 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,749 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,750 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#in~offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,750 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#in~offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,750 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,750 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,750 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,750 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,750 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,750 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,752 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,752 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,752 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,752 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,752 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,752 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,754 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,754 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,754 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,754 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,754 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,754 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,761 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,761 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,761 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,761 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,761 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,761 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,762 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,762 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,762 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,762 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,762 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,762 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,763 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,763 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,763 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,763 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,763 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,763 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,763 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,763 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,764 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,764 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,765 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#in~offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,766 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,766 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,766 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,766 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~offset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,766 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,766 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_findMax_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,767 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,767 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,767 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:23:44,769 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-05 15:23:44,795 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Err0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 15:23:44,799 INFO L329 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 15:23:44,799 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 15:23:44,807 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-07-05 15:23:44,813 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 71 places, 76 transitions, 157 flow [2021-07-05 15:23:44,815 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 71 places, 76 transitions, 157 flow [2021-07-05 15:23:44,816 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 71 places, 76 transitions, 157 flow [2021-07-05 15:23:44,835 INFO L129 PetriNetUnfolder]: 9/86 cut-off events. [2021-07-05 15:23:44,835 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-07-05 15:23:44,838 INFO L84 FinitePrefix]: Finished finitePrefix Result has 91 conditions, 86 events. 9/86 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 86 event pairs, 0 based on Foata normal form. 0/74 useless extension candidates. Maximal degree in co-relation 54. Up to 4 conditions per place. [2021-07-05 15:23:44,839 INFO L116 LiptonReduction]: Number of co-enabled transitions 1092 [2021-07-05 15:23:47,504 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2021-07-05 15:23:47,784 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2021-07-05 15:23:47,905 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-07-05 15:23:48,933 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-07-05 15:23:49,097 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-07-05 15:23:49,260 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-07-05 15:23:49,437 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-07-05 15:23:49,466 INFO L131 LiptonReduction]: Checked pairs total: 1057 [2021-07-05 15:23:49,466 INFO L133 LiptonReduction]: Total number of compositions: 82 [2021-07-05 15:23:49,473 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 12 places, 10 transitions, 25 flow [2021-07-05 15:23:49,478 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 24 states, 19 states have (on average 2.1052631578947367) internal successors, (40), 23 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 15:23:49,479 INFO L276 IsEmpty]: Start isEmpty. Operand has 24 states, 19 states have (on average 2.1052631578947367) internal successors, (40), 23 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 15:23:49,485 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 15:23:49,487 INFO L374 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 15:23:49,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 15:23:49,494 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.PathProgramCache.addRun(PathProgramCache.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.StrategyFactory.constructStrategy(StrategyFactory.java:135) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.StrategyFactory.constructStrategy(StrategyFactory.java:119) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.isCounterexampleFeasibleInternal(AbstractCegarLoop.java:488) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:382) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:298) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:221) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:169) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-07-05 15:23:49,497 INFO L168 Benchmark]: Toolchain (without parser) took 5691.06 ms. Allocated memory was 52.4 MB in the beginning and 111.1 MB in the end (delta: 58.7 MB). Free memory was 28.3 MB in the beginning and 51.5 MB in the end (delta: -23.2 MB). Peak memory consumption was 34.7 MB. Max. memory is 16.1 GB. [2021-07-05 15:23:49,497 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 52.4 MB. Free memory was 33.6 MB in the beginning and 33.5 MB in the end (delta: 33.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 15:23:49,498 INFO L168 Benchmark]: CACSL2BoogieTranslator took 428.47 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 28.1 MB in the beginning and 36.4 MB in the end (delta: -8.3 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. [2021-07-05 15:23:49,498 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.76 ms. Allocated memory is still 62.9 MB. Free memory was 36.4 MB in the beginning and 34.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 15:23:49,502 INFO L168 Benchmark]: Boogie Preprocessor took 39.03 ms. Allocated memory is still 62.9 MB. Free memory was 34.2 MB in the beginning and 32.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 15:23:49,502 INFO L168 Benchmark]: RCFGBuilder took 388.99 ms. Allocated memory is still 62.9 MB. Free memory was 32.5 MB in the beginning and 34.5 MB in the end (delta: -2.1 MB). Peak memory consumption was 8.3 MB. Max. memory is 16.1 GB. [2021-07-05 15:23:49,504 INFO L168 Benchmark]: TraceAbstraction took 4779.30 ms. Allocated memory was 62.9 MB in the beginning and 111.1 MB in the end (delta: 48.2 MB). Free memory was 34.3 MB in the beginning and 51.5 MB in the end (delta: -17.2 MB). Peak memory consumption was 30.9 MB. Max. memory is 16.1 GB. [2021-07-05 15:23:49,509 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 52.4 MB. Free memory was 33.6 MB in the beginning and 33.5 MB in the end (delta: 33.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 428.47 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 28.1 MB in the beginning and 36.4 MB in the end (delta: -8.3 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 49.76 ms. Allocated memory is still 62.9 MB. Free memory was 36.4 MB in the beginning and 34.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.03 ms. Allocated memory is still 62.9 MB. Free memory was 34.2 MB in the beginning and 32.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 388.99 ms. Allocated memory is still 62.9 MB. Free memory was 32.5 MB in the beginning and 34.5 MB in the end (delta: -2.1 MB). Peak memory consumption was 8.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4779.30 ms. Allocated memory was 62.9 MB in the beginning and 111.1 MB in the end (delta: 48.2 MB). Free memory was 34.3 MB in the beginning and 51.5 MB in the end (delta: -17.2 MB). Peak memory consumption was 30.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4651.9ms, 71 PlacesBefore, 12 PlacesAfterwards, 76 TransitionsBefore, 10 TransitionsAfterwards, 1092 CoEnabledTransitionPairs, 5 FixpointIterations, 19 TrivialSequentialCompositions, 41 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 15 ConcurrentYvCompositions, 7 ChoiceCompositions, 82 TotalNumberOfCompositions, 1057 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 923, positive: 909, positive conditional: 0, positive unconditional: 909, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 712, positive: 707, positive conditional: 0, positive unconditional: 707, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 712, positive: 707, positive conditional: 0, positive unconditional: 707, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 54, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 923, positive: 202, positive conditional: 0, positive unconditional: 202, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 712, unknown conditional: 0, unknown unconditional: 712] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.PathProgramCache.addRun(PathProgramCache.java:68) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-07-05 15:23:49,536 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...