/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithoutDepranks.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-min-max-inc-dec.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-?-bc289cb [2022-01-29 12:11:57,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-29 12:11:57,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-29 12:11:57,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-29 12:11:57,272 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-29 12:11:57,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-29 12:11:57,278 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-29 12:11:57,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-29 12:11:57,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-29 12:11:57,287 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-29 12:11:57,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-29 12:11:57,289 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-29 12:11:57,289 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-29 12:11:57,293 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-29 12:11:57,294 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-29 12:11:57,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-29 12:11:57,307 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-29 12:11:57,308 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-29 12:11:57,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-29 12:11:57,314 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-29 12:11:57,315 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-29 12:11:57,317 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-29 12:11:57,318 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-29 12:11:57,318 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-29 12:11:57,320 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-29 12:11:57,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-29 12:11:57,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-29 12:11:57,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-29 12:11:57,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-29 12:11:57,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-29 12:11:57,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-29 12:11:57,326 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-29 12:11:57,326 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-29 12:11:57,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-29 12:11:57,339 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-29 12:11:57,340 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-29 12:11:57,340 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithoutDepranks.epf [2022-01-29 12:11:57,361 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-29 12:11:57,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-29 12:11:57,362 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-29 12:11:57,362 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-29 12:11:57,362 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-29 12:11:57,362 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-29 12:11:57,363 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-29 12:11:57,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-29 12:11:57,363 INFO L138 SettingsManager]: * Use SBE=true [2022-01-29 12:11:57,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-29 12:11:57,363 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-29 12:11:57,363 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-29 12:11:57,363 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-29 12:11:57,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-29 12:11:57,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-29 12:11:57,364 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-29 12:11:57,364 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-29 12:11:57,364 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-29 12:11:57,364 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-29 12:11:57,364 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-29 12:11:57,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-29 12:11:57,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-29 12:11:57,364 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-29 12:11:57,367 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-29 12:11:57,367 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-29 12:11:57,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-29 12:11:57,367 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-29 12:11:57,367 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-29 12:11:57,368 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-29 12:11:57,368 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-29 12:11:57,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-29 12:11:57,368 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-29 12:11:57,368 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-01-29 12:11:57,368 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-29 12:11:57,368 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITHOUT_DEPRANKS [2022-01-29 12:11:57,368 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-29 12:11:57,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-29 12:11:57,605 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-29 12:11:57,608 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-29 12:11:57,609 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-29 12:11:57,610 INFO L275 PluginConnector]: CDTParser initialized [2022-01-29 12:11:57,611 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-min-max-inc-dec.wvr.c [2022-01-29 12:11:57,668 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b56f8490/5ea4dbbc2c764ae6b020c1de9582b5d2/FLAG06bbcc46f [2022-01-29 12:11:58,027 INFO L306 CDTParser]: Found 1 translation units. [2022-01-29 12:11:58,028 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-min-max-inc-dec.wvr.c [2022-01-29 12:11:58,040 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b56f8490/5ea4dbbc2c764ae6b020c1de9582b5d2/FLAG06bbcc46f [2022-01-29 12:11:58,443 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b56f8490/5ea4dbbc2c764ae6b020c1de9582b5d2 [2022-01-29 12:11:58,445 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-29 12:11:58,446 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-29 12:11:58,447 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-29 12:11:58,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-29 12:11:58,450 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-29 12:11:58,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 12:11:58" (1/1) ... [2022-01-29 12:11:58,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16eda456 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:11:58, skipping insertion in model container [2022-01-29 12:11:58,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 12:11:58" (1/1) ... [2022-01-29 12:11:58,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-29 12:11:58,479 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-29 12:11:58,671 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-min-max-inc-dec.wvr.c[3271,3284] [2022-01-29 12:11:58,677 INFO L209 PostProcessor]: Analyzing one entry point: main [2022-01-29 12:11:58,684 INFO L203 MainTranslator]: Completed pre-run [2022-01-29 12:11:58,703 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-min-max-inc-dec.wvr.c[3271,3284] [2022-01-29 12:11:58,705 INFO L209 PostProcessor]: Analyzing one entry point: main [2022-01-29 12:11:58,719 INFO L208 MainTranslator]: Completed translation [2022-01-29 12:11:58,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:11:58 WrapperNode [2022-01-29 12:11:58,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-29 12:11:58,720 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-29 12:11:58,720 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-29 12:11:58,720 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-29 12:11:58,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:11:58" (1/1) ... [2022-01-29 12:11:58,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:11:58" (1/1) ... [2022-01-29 12:11:58,760 INFO L137 Inliner]: procedures = 27, calls = 75, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 174 [2022-01-29 12:11:58,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-29 12:11:58,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-29 12:11:58,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-29 12:11:58,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-29 12:11:58,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:11:58" (1/1) ... [2022-01-29 12:11:58,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:11:58" (1/1) ... [2022-01-29 12:11:58,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:11:58" (1/1) ... [2022-01-29 12:11:58,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:11:58" (1/1) ... [2022-01-29 12:11:58,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:11:58" (1/1) ... [2022-01-29 12:11:58,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:11:58" (1/1) ... [2022-01-29 12:11:58,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:11:58" (1/1) ... [2022-01-29 12:11:58,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-29 12:11:58,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-29 12:11:58,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-29 12:11:58,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-29 12:11:58,783 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:11:58" (1/1) ... [2022-01-29 12:11:58,802 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-29 12:11:58,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-29 12:11:58,821 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-29 12:11:58,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-29 12:11:58,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-29 12:11:58,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-29 12:11:58,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-29 12:11:58,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-29 12:11:58,890 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-01-29 12:11:58,890 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-01-29 12:11:58,892 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-01-29 12:11:58,892 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-01-29 12:11:58,892 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-01-29 12:11:58,892 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-01-29 12:11:58,892 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-01-29 12:11:58,892 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-01-29 12:11:58,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-29 12:11:58,892 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-01-29 12:11:58,892 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-01-29 12:11:58,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-01-29 12:11:58,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-01-29 12:11:58,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-01-29 12:11:58,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-29 12:11:58,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-29 12:11:58,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-29 12:11:58,894 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-29 12:11:58,965 INFO L234 CfgBuilder]: Building ICFG [2022-01-29 12:11:58,967 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-29 12:11:59,242 INFO L275 CfgBuilder]: Performing block encoding [2022-01-29 12:11:59,296 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-29 12:11:59,297 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2022-01-29 12:11:59,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 12:11:59 BoogieIcfgContainer [2022-01-29 12:11:59,298 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-29 12:11:59,300 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-29 12:11:59,300 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-29 12:11:59,308 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-29 12:11:59,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 12:11:58" (1/3) ... [2022-01-29 12:11:59,308 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26ddde25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 12:11:59, skipping insertion in model container [2022-01-29 12:11:59,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:11:58" (2/3) ... [2022-01-29 12:11:59,309 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26ddde25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 12:11:59, skipping insertion in model container [2022-01-29 12:11:59,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 12:11:59" (3/3) ... [2022-01-29 12:11:59,309 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-min-max-inc-dec.wvr.c [2022-01-29 12:11:59,313 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-01-29 12:11:59,313 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-29 12:11:59,313 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-29 12:11:59,313 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-29 12:11:59,341 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,341 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,342 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,342 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,342 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,342 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,342 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,343 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,343 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,343 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,343 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,343 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,343 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,343 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,343 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,344 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,344 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,344 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,344 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,344 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,344 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,345 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,345 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,345 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,345 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,345 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,345 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,346 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,346 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,346 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,346 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,346 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,346 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,347 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,347 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,347 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,347 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,347 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,347 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,348 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,348 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,348 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,348 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,349 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,349 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,349 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,349 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,349 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,349 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,350 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,350 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,350 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,350 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,351 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,351 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,351 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,351 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,351 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,352 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,352 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,352 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,352 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,352 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,352 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,353 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,353 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,353 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,353 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,353 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,353 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,353 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,353 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,354 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,354 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,354 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,354 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,354 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,354 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,355 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,355 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,356 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,358 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,363 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,363 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,363 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,363 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,363 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,363 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,363 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,363 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,364 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,364 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,364 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,364 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,365 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,365 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,366 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,367 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,367 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,367 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,367 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,367 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,367 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,367 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,367 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,367 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,368 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,368 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,368 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,368 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,368 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,368 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,368 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,368 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,368 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,372 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,372 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,372 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,372 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,372 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,373 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,373 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,373 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,373 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,373 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,373 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,373 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,373 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,373 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,374 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,374 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,374 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,376 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,376 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,377 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,377 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,377 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,377 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,377 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,377 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,378 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,378 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,378 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,378 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,378 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,378 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,378 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,379 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,379 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,379 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,379 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,379 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,379 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,379 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,380 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,380 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,380 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,380 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,380 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,380 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,380 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,381 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork4_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,381 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,381 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,381 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,381 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,381 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,381 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 12:11:59,389 INFO L148 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2022-01-29 12:11:59,436 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-01-29 12:11:59,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-29 12:11:59,452 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-01-29 12:11:59,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-01-29 12:11:59,475 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-29 12:11:59,482 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-29 12:11:59,482 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-01-29 12:12:02,600 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 2 more)] === [2022-01-29 12:12:02,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-29 12:12:02,605 INFO L85 PathProgramCache]: Analyzing trace with hash 1627350806, now seen corresponding path program 1 times [2022-01-29 12:12:02,611 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-29 12:12:02,611 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149482076] [2022-01-29 12:12:02,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-29 12:12:02,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-29 12:12:02,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-29 12:12:02,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-29 12:12:02,794 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-29 12:12:02,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149482076] [2022-01-29 12:12:02,794 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149482076] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-29 12:12:02,795 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-29 12:12:02,795 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-29 12:12:02,796 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200379346] [2022-01-29 12:12:02,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-29 12:12:02,803 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-29 12:12:02,803 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-29 12:12:02,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-29 12:12:02,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-29 12:12:02,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 12:12:02,824 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-29 12:12:02,825 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 69.5) internal successors, (139), 2 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-29 12:12:02,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 12:12:06,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 12:12:06,198 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-29 12:12:06,198 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 2 more)] === [2022-01-29 12:12:06,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-29 12:12:06,199 INFO L85 PathProgramCache]: Analyzing trace with hash -311621132, now seen corresponding path program 1 times [2022-01-29 12:12:06,199 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-29 12:12:06,199 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298794627] [2022-01-29 12:12:06,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-29 12:12:06,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-29 12:12:06,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-29 12:12:06,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-29 12:12:06,494 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-29 12:12:06,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298794627] [2022-01-29 12:12:06,494 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298794627] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-29 12:12:06,494 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-29 12:12:06,494 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-01-29 12:12:06,495 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200483374] [2022-01-29 12:12:06,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-29 12:12:06,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-29 12:12:06,496 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-29 12:12:06,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-29 12:12:06,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-01-29 12:12:06,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 12:12:06,497 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-29 12:12:06,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 22.5) internal successors, (135), 6 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-29 12:12:06,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 12:12:06,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 12:12:07,003 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-29 12:12:07,003 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException at java.base/java.util.Collections$UnmodifiableCollection.removeAll(Collections.java:1073) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.LeftRightSplit.removeDuplicate(LeftRightSplit.java:190) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.LeftRightSplit.addStatement(LeftRightSplit.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.McrState2.addStatementToSplit(McrState2.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.McrState2.getNextState(McrState2.java:119) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.McrState2.getNextState(McrState2.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.McrStateFactory.createNextState(McrStateFactory.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.MaximalCausalityReduction.internalSuccessors(MaximalCausalityReduction.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.MaximalCausalityReduction.internalSuccessors(MaximalCausalityReduction.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.INwaOutgoingLetterAndTransitionProvider.lambda$0(INwaOutgoingLetterAndTransitionProvider.java:123) at de.uni_freiburg.informatik.ultimate.util.datastructures.relation.NestedIterator.nextLetter(NestedIterator.java:69) at de.uni_freiburg.informatik.ultimate.util.datastructures.relation.NestedIterator.next(NestedIterator.java:94) at java.base/java.util.Iterator.forEachRemaining(Iterator.java:133) at java.base/java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEachOrdered(ReferencePipeline.java:502) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.visitState(DepthFirstTraversal.java:198) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.traverse(DepthFirstTraversal.java:127) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.(DepthFirstTraversal.java:91) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderReductionFacade.apply(PartialOrderReductionFacade.java:229) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isAbstractionEmpty(PartialOrderCegarLoop.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:440) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) 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) [2022-01-29 12:12:07,011 INFO L158 Benchmark]: Toolchain (without parser) took 8564.24ms. Allocated memory was 240.1MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 214.6MB in the beginning and 2.6GB in the end (delta: -2.4GB). Peak memory consumption was 966.7MB. Max. memory is 8.0GB. [2022-01-29 12:12:07,012 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 240.1MB. Free memory is still 201.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-29 12:12:07,012 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.16ms. Allocated memory is still 240.1MB. Free memory was 214.3MB in the beginning and 211.0MB in the end (delta: 3.3MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-01-29 12:12:07,016 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.91ms. Allocated memory is still 240.1MB. Free memory was 211.0MB in the beginning and 209.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-29 12:12:07,017 INFO L158 Benchmark]: Boogie Preprocessor took 20.62ms. Allocated memory is still 240.1MB. Free memory was 209.0MB in the beginning and 207.3MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-01-29 12:12:07,017 INFO L158 Benchmark]: RCFGBuilder took 516.73ms. Allocated memory is still 240.1MB. Free memory was 206.9MB in the beginning and 183.8MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2022-01-29 12:12:07,018 INFO L158 Benchmark]: TraceAbstraction took 7709.87ms. Allocated memory was 240.1MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 183.4MB in the beginning and 2.6GB in the end (delta: -2.4GB). Peak memory consumption was 937.1MB. Max. memory is 8.0GB. [2022-01-29 12:12:07,023 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 240.1MB. Free memory is still 201.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 272.16ms. Allocated memory is still 240.1MB. Free memory was 214.3MB in the beginning and 211.0MB in the end (delta: 3.3MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 39.91ms. Allocated memory is still 240.1MB. Free memory was 211.0MB in the beginning and 209.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 20.62ms. Allocated memory is still 240.1MB. Free memory was 209.0MB in the beginning and 207.3MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 516.73ms. Allocated memory is still 240.1MB. Free memory was 206.9MB in the beginning and 183.8MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * TraceAbstraction took 7709.87ms. Allocated memory was 240.1MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 183.4MB in the beginning and 2.6GB in the end (delta: -2.4GB). Peak memory consumption was 937.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: null: java.base/java.util.Collections$UnmodifiableCollection.removeAll(Collections.java:1073) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-01-29 12:12:07,048 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-01-29 12:12:07,270 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...