/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-Lazy.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/forkJoinNotMod.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-16 21:20:05,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-16 21:20:05,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-16 21:20:05,671 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-16 21:20:05,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-16 21:20:05,673 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-16 21:20:05,674 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-16 21:20:05,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-16 21:20:05,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-16 21:20:05,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-16 21:20:05,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-16 21:20:05,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-16 21:20:05,681 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-16 21:20:05,681 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-16 21:20:05,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-16 21:20:05,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-16 21:20:05,683 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-16 21:20:05,684 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-16 21:20:05,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-16 21:20:05,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-16 21:20:05,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-16 21:20:05,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-16 21:20:05,689 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-16 21:20:05,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-16 21:20:05,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-16 21:20:05,693 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-16 21:20:05,694 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-16 21:20:05,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-16 21:20:05,695 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-16 21:20:05,696 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-16 21:20:05,696 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-16 21:20:05,696 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-16 21:20:05,696 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-16 21:20:05,697 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-16 21:20:05,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-16 21:20:05,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-16 21:20:05,702 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-Lazy.epf [2022-03-16 21:20:05,720 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 21:20:05,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 21:20:05,720 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 21:20:05,720 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 21:20:05,721 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 21:20:05,721 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 21:20:05,721 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 21:20:05,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 21:20:05,721 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 21:20:05,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 21:20:05,722 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 21:20:05,722 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 21:20:05,722 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 21:20:05,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 21:20:05,722 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 21:20:05,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 21:20:05,722 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 21:20:05,722 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 21:20:05,722 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 21:20:05,722 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 21:20:05,722 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 21:20:05,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 21:20:05,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 21:20:05,723 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 21:20:05,723 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 21:20:05,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 21:20:05,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 21:20:05,723 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 21:20:05,723 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 21:20:05,723 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 21:20:05,723 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 21:20:05,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 21:20:05,724 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 21:20:05,724 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 21:20:05,724 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 21:20:05,724 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITHOUT_DEPRANKS [2022-03-16 21:20:05,724 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-16 21:20:05,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 21:20:05,904 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 21:20:05,906 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 21:20:05,907 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-16 21:20:05,908 INFO L275 PluginConnector]: CDTParser initialized [2022-03-16 21:20:05,908 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/forkJoinNotMod.c [2022-03-16 21:20:05,973 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10a10f299/bf09ee3619f444c3a443756c967c6b77/FLAGa68e608dd [2022-03-16 21:20:06,323 INFO L306 CDTParser]: Found 1 translation units. [2022-03-16 21:20:06,324 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/forkJoinNotMod.c [2022-03-16 21:20:06,324 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2022-03-16 21:20:06,324 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2022-03-16 21:20:06,345 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10a10f299/bf09ee3619f444c3a443756c967c6b77/FLAGa68e608dd [2022-03-16 21:20:06,355 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10a10f299/bf09ee3619f444c3a443756c967c6b77 [2022-03-16 21:20:06,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 21:20:06,358 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-16 21:20:06,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-16 21:20:06,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-16 21:20:06,362 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-16 21:20:06,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 09:20:06" (1/1) ... [2022-03-16 21:20:06,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16d64610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:20:06, skipping insertion in model container [2022-03-16 21:20:06,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 09:20:06" (1/1) ... [2022-03-16 21:20:06,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-16 21:20:06,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-16 21:20:06,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 21:20:06,528 INFO L203 MainTranslator]: Completed pre-run [2022-03-16 21:20:06,541 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 21:20:06,554 INFO L208 MainTranslator]: Completed translation [2022-03-16 21:20:06,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:20:06 WrapperNode [2022-03-16 21:20:06,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-16 21:20:06,556 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-16 21:20:06,556 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-16 21:20:06,556 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-16 21:20:06,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:20:06" (1/1) ... [2022-03-16 21:20:06,569 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:20:06" (1/1) ... [2022-03-16 21:20:06,590 INFO L137 Inliner]: procedures = 13, calls = 36, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 44 [2022-03-16 21:20:06,591 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-16 21:20:06,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-16 21:20:06,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-16 21:20:06,592 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-16 21:20:06,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:20:06" (1/1) ... [2022-03-16 21:20:06,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:20:06" (1/1) ... [2022-03-16 21:20:06,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:20:06" (1/1) ... [2022-03-16 21:20:06,609 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:20:06" (1/1) ... [2022-03-16 21:20:06,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:20:06" (1/1) ... [2022-03-16 21:20:06,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:20:06" (1/1) ... [2022-03-16 21:20:06,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:20:06" (1/1) ... [2022-03-16 21:20:06,622 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-16 21:20:06,622 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-16 21:20:06,622 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-16 21:20:06,623 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-16 21:20:06,629 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:20:06" (1/1) ... [2022-03-16 21:20:06,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 21:20:06,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 21:20:06,653 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-16 21:20:06,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-16 21:20:06,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-16 21:20:06,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-03-16 21:20:06,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-16 21:20:06,683 INFO L130 BoogieDeclarations]: Found specification of procedure increment [2022-03-16 21:20:06,683 INFO L138 BoogieDeclarations]: Found implementation of procedure increment [2022-03-16 21:20:06,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-16 21:20:06,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-16 21:20:06,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-16 21:20:06,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-16 21:20:06,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-16 21:20:06,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-16 21:20:06,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-16 21:20:06,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-16 21:20:06,685 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-16 21:20:06,758 INFO L234 CfgBuilder]: Building ICFG [2022-03-16 21:20:06,759 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-16 21:20:06,910 INFO L275 CfgBuilder]: Performing block encoding [2022-03-16 21:20:06,916 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-16 21:20:06,916 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-16 21:20:06,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 09:20:06 BoogieIcfgContainer [2022-03-16 21:20:06,917 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-16 21:20:06,923 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-16 21:20:06,923 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-16 21:20:06,941 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-16 21:20:06,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 09:20:06" (1/3) ... [2022-03-16 21:20:06,942 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@467436c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 09:20:06, skipping insertion in model container [2022-03-16 21:20:06,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:20:06" (2/3) ... [2022-03-16 21:20:06,943 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@467436c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 09:20:06, skipping insertion in model container [2022-03-16 21:20:06,943 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 09:20:06" (3/3) ... [2022-03-16 21:20:06,944 INFO L111 eAbstractionObserver]: Analyzing ICFG forkJoinNotMod.c [2022-03-16 21:20:06,949 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-16 21:20:06,949 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-16 21:20:06,949 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-03-16 21:20:06,949 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-16 21:20:06,995 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:06,995 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:06,996 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:06,996 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:06,997 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:06,997 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:06,997 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:06,997 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:06,997 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:06,998 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:06,998 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:06,998 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:06,998 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:06,998 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:06,998 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:06,998 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:06,999 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:06,999 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:06,999 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:06,999 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:06,999 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,000 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,000 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,000 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,000 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,000 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,000 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,000 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,000 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,001 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,001 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,001 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,001 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,001 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,001 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,001 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,002 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,002 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,002 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,002 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,002 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,002 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,002 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,002 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,002 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,003 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,003 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,003 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,003 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,003 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,003 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,003 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,004 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,004 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,004 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,004 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,004 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,004 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,004 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,005 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,005 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,005 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,005 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,005 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,005 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,006 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,006 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,006 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,006 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,006 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,006 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,006 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,006 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,007 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,007 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,007 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,023 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,024 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,024 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,024 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,024 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,024 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,024 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,025 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,025 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,025 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,025 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,025 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,025 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,025 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,025 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,026 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,026 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,026 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,026 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,026 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,026 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,026 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,026 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,027 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,027 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,027 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,027 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,027 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,027 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,027 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,027 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,027 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,028 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,028 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,028 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,028 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,028 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,028 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,028 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,028 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,029 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,029 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,029 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,029 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,029 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,029 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,029 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,029 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,030 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,030 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,030 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,030 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,030 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,030 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,030 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,030 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,030 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,031 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,031 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,031 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,031 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,031 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,031 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,031 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,034 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,035 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,035 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,035 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,035 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,035 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,035 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,035 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,036 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,036 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,036 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,036 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,036 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,036 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,036 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,036 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,036 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,036 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,037 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,037 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,037 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,037 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,037 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 21:20:07,042 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-03-16 21:20:07,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-16 21:20:07,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 21:20:07,089 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) [2022-03-16 21:20:07,091 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 [2022-03-16 21:20:07,121 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-16 21:20:07,130 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, mLazyFiniteAutomaton=true, 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, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-16 21:20:07,130 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-03-16 21:20:07,257 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 33 transitions and produced 34 states. [2022-03-16 21:20:07,259 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT (and 2 more)] === [2022-03-16 21:20:07,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 21:20:07,264 INFO L85 PathProgramCache]: Analyzing trace with hash 2077102797, now seen corresponding path program 1 times [2022-03-16 21:20:07,277 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 21:20:07,277 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084701169] [2022-03-16 21:20:07,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 21:20:07,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 21:20:07,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 21:20:07,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 21:20:07,560 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 21:20:07,560 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084701169] [2022-03-16 21:20:07,561 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084701169] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 21:20:07,561 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 21:20:07,561 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-03-16 21:20:07,562 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932013037] [2022-03-16 21:20:07,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 21:20:07,566 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-16 21:20:07,566 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 21:20:07,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-16 21:20:07,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-03-16 21:20:07,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 21:20:07,583 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 21:20:07,584 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 4.0) internal successors, (28), 8 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 21:20:07,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 21:20:07,760 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 38 transitions and produced 39 states. [2022-03-16 21:20:07,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-16 21:20:07,761 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-16 21:20:07,762 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT (and 2 more)] === [2022-03-16 21:20:07,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 21:20:07,766 INFO L85 PathProgramCache]: Analyzing trace with hash -1064000268, now seen corresponding path program 1 times [2022-03-16 21:20:07,766 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 21:20:07,766 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976857877] [2022-03-16 21:20:07,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 21:20:07,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 21:20:07,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 21:20:07,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 21:20:07,844 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 21:20:07,844 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976857877] [2022-03-16 21:20:07,844 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976857877] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 21:20:07,844 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 21:20:07,844 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-16 21:20:07,844 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569828221] [2022-03-16 21:20:07,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 21:20:07,846 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-16 21:20:07,846 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 21:20:07,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-16 21:20:07,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-16 21:20:07,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 21:20:07,847 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 21:20:07,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 21:20:07,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-03-16 21:20:07,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 21:20:08,256 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 80 transitions and produced 81 states. [2022-03-16 21:20:08,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-16 21:20:08,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 21:20:08,258 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-16 21:20:08,259 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT (and 2 more)] === [2022-03-16 21:20:08,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 21:20:08,260 INFO L85 PathProgramCache]: Analyzing trace with hash 942255151, now seen corresponding path program 1 times [2022-03-16 21:20:08,260 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 21:20:08,261 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508858142] [2022-03-16 21:20:08,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 21:20:08,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 21:20:08,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-16 21:20:08,333 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-16 21:20:08,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-16 21:20:08,382 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-16 21:20:08,382 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-03-16 21:20:08,383 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONASSERT (4 of 5 remaining) [2022-03-16 21:20:08,384 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 5 remaining) [2022-03-16 21:20:08,385 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONASSERT (2 of 5 remaining) [2022-03-16 21:20:08,385 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONASSERT (1 of 5 remaining) [2022-03-16 21:20:08,385 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 5 remaining) [2022-03-16 21:20:08,385 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-16 21:20:08,390 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-03-16 21:20:08,393 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-16 21:20:08,393 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-16 21:20:08,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 09:20:08 BasicIcfg [2022-03-16 21:20:08,426 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-16 21:20:08,427 INFO L158 Benchmark]: Toolchain (without parser) took 2068.26ms. Allocated memory was 200.3MB in the beginning and 253.8MB in the end (delta: 53.5MB). Free memory was 147.2MB in the beginning and 159.7MB in the end (delta: -12.5MB). Peak memory consumption was 43.5MB. Max. memory is 8.0GB. [2022-03-16 21:20:08,427 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 200.3MB. Free memory is still 166.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 21:20:08,427 INFO L158 Benchmark]: CACSL2BoogieTranslator took 195.50ms. Allocated memory is still 200.3MB. Free memory was 147.0MB in the beginning and 174.1MB in the end (delta: -27.1MB). Peak memory consumption was 12.9MB. Max. memory is 8.0GB. [2022-03-16 21:20:08,428 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.16ms. Allocated memory is still 200.3MB. Free memory was 174.1MB in the beginning and 172.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-16 21:20:08,428 INFO L158 Benchmark]: Boogie Preprocessor took 30.18ms. Allocated memory is still 200.3MB. Free memory was 172.5MB in the beginning and 171.5MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-16 21:20:08,428 INFO L158 Benchmark]: RCFGBuilder took 295.13ms. Allocated memory is still 200.3MB. Free memory was 171.5MB in the beginning and 158.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-03-16 21:20:08,429 INFO L158 Benchmark]: TraceAbstraction took 1502.74ms. Allocated memory was 200.3MB in the beginning and 253.8MB in the end (delta: 53.5MB). Free memory was 158.4MB in the beginning and 159.7MB in the end (delta: -1.3MB). Peak memory consumption was 53.7MB. Max. memory is 8.0GB. [2022-03-16 21:20:08,431 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 200.3MB. Free memory is still 166.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 195.50ms. Allocated memory is still 200.3MB. Free memory was 147.0MB in the beginning and 174.1MB in the end (delta: -27.1MB). Peak memory consumption was 12.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 35.16ms. Allocated memory is still 200.3MB. Free memory was 174.1MB in the beginning and 172.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.18ms. Allocated memory is still 200.3MB. Free memory was 172.5MB in the beginning and 171.5MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 295.13ms. Allocated memory is still 200.3MB. Free memory was 171.5MB in the beginning and 158.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 1502.74ms. Allocated memory was 200.3MB in the beginning and 253.8MB in the end (delta: 53.5MB). Free memory was 158.4MB in the beginning and 159.7MB in the end (delta: -1.3MB). Peak memory consumption was 53.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 38]: assertion can be violated assertion can be violated We found a FailurePath: [L14] 0 int globVar; VAL [globVar={7:0}] [L27] 0 int locVar = 7; VAL [globVar={7:0}, locVar=7] [L28] 0 globVar = 0 VAL [globVar={7:0}, locVar=7] [L30] 0 pthread_t thread_id; VAL [globVar={7:0}, locVar=7, thread_id={17:0}] [L32] FCALL, FORK 0 pthread_create(&thread_id, NULL, increment, &globVar) VAL [globVar={7:0}, locVar=7, n={7:0}, pthread_create(&thread_id, NULL, increment, &globVar)=-1, thread_id={17:0}] [L33] FCALL 0 IdentifierExpression[globVar] VAL [#t~mem14=0, globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L33] 0 CodeAnnotStmt[Assertion] VAL [#t~mem14=0, globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L33] 0 IdentifierExpression[globVar] VAL [globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L34] 0 CodeAnnotStmt[Assertion] VAL [globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L35] 0 \read(thread_id) VAL [\read(thread_id)=-1, globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L18] 1 int *result = (int *)n; VAL [globVar={7:0}, n={7:0}, n={19:0}, result={16:0}] [L18] EXPR 1 \read(*n) VAL [\read(*n)={7:0}, globVar={7:0}, n={19:0}, n={7:0}, result={16:0}] [L18] 1 int *result = (int *)n; VAL [\read(*n)={7:0}, globVar={7:0}, n={7:0}, n={19:0}, result={16:0}] [L19] EXPR 1 \read(*result) VAL [\read(*result)=0, \read(*result)={7:0}, globVar={7:0}, n={7:0}, n={19:0}, result={16:0}] [L19] 1 (*result)++ VAL [(*result)++=0, \read(*result)={7:0}, \read(*result)=0, globVar={7:0}, n={7:0}, n={19:0}, result={16:0}] [L20] 1 \read(*result) VAL [globVar={7:0}, n={7:0}, n={19:0}, result={16:0}] [L21] 1 \read(*result) VAL [globVar={7:0}, n={7:0}, n={19:0}, result={16:0}] [L23] EXPR 1 \read(*result) VAL [\read(*result)={7:0}, globVar={7:0}, n={19:0}, n={7:0}, result={16:0}] [L23] 1 return (void *)result; VAL [\read(*result)={7:0}, \result={7:0}, globVar={7:0}, n={7:0}, n={19:0}, result={16:0}] [L23] 1 return (void *)result; VAL [\result={7:0}, globVar={7:0}, n={7:0}, result={16:0}] [L18] 1 int *result = (int *)n; VAL [\result={7:0}, globVar={7:0}, n={7:0}, result={16:0}] [L23] 1 return (void *)result; VAL [\result={7:0}, globVar={7:0}, n={7:0}] [L35] FCALL, JOIN 1 pthread_join(thread_id, NULL) VAL [\read(thread_id)=-1, \result={7:0}, globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L36] 0 \read(globVar) VAL [\result={7:0}, globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L38] FCALL 0 IdentifierExpression[globVar] VAL [#t~mem19=1, \result={7:0}, globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L38] 0 CodeAnnotStmt[Assertion] VAL [#t~mem19=1, \result={7:0}, globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] - UnprovableResult [Line: 33]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Not analyzed. - UnprovableResult [Line: 34]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Not analyzed. - UnprovableResult [Line: 39]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Not analyzed. - UnprovableResult [Line: 32]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 117 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.7s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 128 NumberOfCodeBlocks, 128 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 56 ConstructedInterpolants, 0 QuantifiedInterpolants, 237 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-03-16 21:20:08,455 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 [2022-03-16 21:20:08,673 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...