/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-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/forkFork.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-15 19:00:07,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-15 19:00:07,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-15 19:00:07,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-15 19:00:07,882 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-15 19:00:07,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-15 19:00:07,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-15 19:00:07,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-15 19:00:07,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-15 19:00:07,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-15 19:00:07,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-15 19:00:07,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-15 19:00:07,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-15 19:00:07,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-15 19:00:07,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-15 19:00:07,889 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-15 19:00:07,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-15 19:00:07,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-15 19:00:07,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-15 19:00:07,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-15 19:00:07,894 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-15 19:00:07,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-15 19:00:07,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-15 19:00:07,896 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-15 19:00:07,898 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-15 19:00:07,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-15 19:00:07,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-15 19:00:07,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-15 19:00:07,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-15 19:00:07,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-15 19:00:07,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-15 19:00:07,903 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-15 19:00:07,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-15 19:00:07,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-15 19:00:07,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-15 19:00:07,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-15 19:00:07,905 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-POR-NewStatesSleep-NoLbe.epf [2022-02-15 19:00:07,919 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-15 19:00:07,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-15 19:00:07,919 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-15 19:00:07,919 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-15 19:00:07,920 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-15 19:00:07,920 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-15 19:00:07,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-15 19:00:07,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-15 19:00:07,920 INFO L138 SettingsManager]: * Use SBE=true [2022-02-15 19:00:07,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-15 19:00:07,921 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-15 19:00:07,921 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-15 19:00:07,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-15 19:00:07,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-15 19:00:07,921 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-15 19:00:07,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-15 19:00:07,921 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-15 19:00:07,921 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-15 19:00:07,921 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-15 19:00:07,921 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-15 19:00:07,922 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-15 19:00:07,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-15 19:00:07,922 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-15 19:00:07,922 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-15 19:00:07,922 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-15 19:00:07,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-15 19:00:07,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-15 19:00:07,922 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-15 19:00:07,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-15 19:00:07,922 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-15 19:00:07,923 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-15 19:00:07,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-15 19:00:07,923 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-15 19:00:07,923 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-15 19:00:07,923 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-15 19:00:07,923 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-02-15 19:00:07,923 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-15 19:00:08,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-15 19:00:08,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-15 19:00:08,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-15 19:00:08,131 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-15 19:00:08,131 INFO L275 PluginConnector]: CDTParser initialized [2022-02-15 19:00:08,132 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/forkFork.c [2022-02-15 19:00:08,192 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/785a87986/35d804cacfab40c69a2a7b60fd904246/FLAGc38fdede6 [2022-02-15 19:00:08,558 INFO L306 CDTParser]: Found 1 translation units. [2022-02-15 19:00:08,558 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/forkFork.c [2022-02-15 19:00:08,559 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2022-02-15 19:00:08,559 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2022-02-15 19:00:08,584 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/785a87986/35d804cacfab40c69a2a7b60fd904246/FLAGc38fdede6 [2022-02-15 19:00:08,595 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/785a87986/35d804cacfab40c69a2a7b60fd904246 [2022-02-15 19:00:08,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-15 19:00:08,599 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-15 19:00:08,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-15 19:00:08,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-15 19:00:08,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-15 19:00:08,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 07:00:08" (1/1) ... [2022-02-15 19:00:08,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@305b50ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:00:08, skipping insertion in model container [2022-02-15 19:00:08,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 07:00:08" (1/1) ... [2022-02-15 19:00:08,608 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-15 19:00:08,617 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-15 19:00:08,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-15 19:00:08,775 INFO L203 MainTranslator]: Completed pre-run [2022-02-15 19:00:08,786 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-15 19:00:08,796 INFO L208 MainTranslator]: Completed translation [2022-02-15 19:00:08,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:00:08 WrapperNode [2022-02-15 19:00:08,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-15 19:00:08,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-15 19:00:08,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-15 19:00:08,798 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-15 19:00:08,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:00:08" (1/1) ... [2022-02-15 19:00:08,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:00:08" (1/1) ... [2022-02-15 19:00:08,823 INFO L137 Inliner]: procedures = 12, calls = 32, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 41 [2022-02-15 19:00:08,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-15 19:00:08,824 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-15 19:00:08,824 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-15 19:00:08,824 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-15 19:00:08,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:00:08" (1/1) ... [2022-02-15 19:00:08,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:00:08" (1/1) ... [2022-02-15 19:00:08,839 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:00:08" (1/1) ... [2022-02-15 19:00:08,839 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:00:08" (1/1) ... [2022-02-15 19:00:08,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:00:08" (1/1) ... [2022-02-15 19:00:08,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:00:08" (1/1) ... [2022-02-15 19:00:08,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:00:08" (1/1) ... [2022-02-15 19:00:08,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-15 19:00:08,853 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-15 19:00:08,853 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-15 19:00:08,854 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-15 19:00:08,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:00:08" (1/1) ... [2022-02-15 19:00:08,860 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-15 19:00:08,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-15 19:00:08,875 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) [2022-02-15 19:00:08,892 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 [2022-02-15 19:00:08,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-15 19:00:08,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-15 19:00:08,907 INFO L130 BoogieDeclarations]: Found specification of procedure bar [2022-02-15 19:00:08,908 INFO L138 BoogieDeclarations]: Found implementation of procedure bar [2022-02-15 19:00:08,908 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2022-02-15 19:00:08,908 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2022-02-15 19:00:08,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-15 19:00:08,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-15 19:00:08,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-15 19:00:08,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-15 19:00:08,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-15 19:00:08,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-15 19:00:08,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-15 19:00:08,909 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-15 19:00:09,005 INFO L234 CfgBuilder]: Building ICFG [2022-02-15 19:00:09,015 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-15 19:00:09,137 INFO L275 CfgBuilder]: Performing block encoding [2022-02-15 19:00:09,142 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-15 19:00:09,142 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-15 19:00:09,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 07:00:09 BoogieIcfgContainer [2022-02-15 19:00:09,143 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-15 19:00:09,144 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-15 19:00:09,144 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-15 19:00:09,146 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-15 19:00:09,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.02 07:00:08" (1/3) ... [2022-02-15 19:00:09,147 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12924b7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 07:00:09, skipping insertion in model container [2022-02-15 19:00:09,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:00:08" (2/3) ... [2022-02-15 19:00:09,147 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12924b7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 07:00:09, skipping insertion in model container [2022-02-15 19:00:09,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 07:00:09" (3/3) ... [2022-02-15 19:00:09,148 INFO L111 eAbstractionObserver]: Analyzing ICFG forkFork.c [2022-02-15 19:00:09,151 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-15 19:00:09,151 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-15 19:00:09,152 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-15 19:00:09,152 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-15 19:00:09,176 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#in~b.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,177 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#in~b.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,177 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,177 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,177 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#in~b.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,177 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#in~b.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,177 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,177 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,178 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,178 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,178 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,178 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,178 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,178 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,178 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,178 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,178 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,179 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,179 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,179 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,179 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,179 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,179 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,179 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,180 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,180 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,180 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,180 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,180 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,180 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,180 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,181 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,181 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,181 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,181 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,181 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,181 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,181 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,181 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,182 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,182 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,182 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,182 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,182 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,183 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,183 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,183 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,183 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,183 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,183 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,183 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,183 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,184 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,184 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,184 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~a.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,184 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~a.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,184 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~a.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,184 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~a.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,185 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~a.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,185 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~a.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,185 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~a.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,185 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~a.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,185 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,185 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,186 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,186 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,186 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~a.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,186 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~a.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,186 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~param~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,186 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~param~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,186 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~a.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,187 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~a.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,187 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~param~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,187 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~param~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,187 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,187 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,187 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,187 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,188 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~pre2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,188 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~pre2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,188 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,188 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~pre2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,188 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,189 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,189 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~pre2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,189 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,190 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~pre2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,190 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~pre2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,190 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,190 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,191 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,191 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,191 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,191 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,191 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,191 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,192 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,192 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,192 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,192 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,192 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,192 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,193 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,193 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,193 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,193 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,193 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,193 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,193 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,194 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,194 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,194 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,194 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,194 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,194 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,194 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,194 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,194 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,195 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,195 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,195 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,195 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,195 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,195 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,195 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,196 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,196 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,196 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,196 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,196 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,196 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,196 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,197 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,197 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,197 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,197 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,197 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,197 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,197 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,197 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,198 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,198 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,200 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,200 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,200 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~a.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,201 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~param~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,201 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~param~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,201 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,201 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~a.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,201 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,201 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,201 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~pre2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,201 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,202 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,202 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,202 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,202 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,202 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,202 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,204 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,204 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,204 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,204 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,204 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,205 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,205 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,205 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,205 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,206 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,206 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,206 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,206 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,206 WARN L322 ript$VariableManager]: TermVariabe |barThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,206 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,206 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,206 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,207 WARN L322 ript$VariableManager]: TermVariabe barThread1of1ForFork1_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 19:00:09,212 INFO L148 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2022-02-15 19:00:09,240 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-15 19:00:09,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-15 19:00:09,241 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) [2022-02-15 19:00:09,242 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 [2022-02-15 19:00:09,262 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-15 19:00:09,268 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 [2022-02-15 19:00:09,268 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-02-15 19:00:09,311 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting barErr0ASSERT_VIOLATIONASSERT === [barErr0ASSERT_VIOLATIONASSERT, fooErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1INUSE_VIOLATION (and 2 more)] === [2022-02-15 19:00:09,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 19:00:09,317 INFO L85 PathProgramCache]: Analyzing trace with hash -938641931, now seen corresponding path program 1 times [2022-02-15 19:00:09,329 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 19:00:09,330 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992712364] [2022-02-15 19:00:09,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 19:00:09,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 19:00:09,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 19:00:09,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 19:00:09,718 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 19:00:09,718 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992712364] [2022-02-15 19:00:09,718 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992712364] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 19:00:09,718 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 19:00:09,718 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-15 19:00:09,719 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72281746] [2022-02-15 19:00:09,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 19:00:09,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-15 19:00:09,723 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 19:00:09,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-15 19:00:09,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2022-02-15 19:00:09,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 19:00:09,739 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 19:00:09,740 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.357142857142857) internal successors, (33), 15 states have internal predecessors, (33), 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) [2022-02-15 19:00:09,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 19:00:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-15 19:00:10,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-15 19:00:10,150 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [barErr0ASSERT_VIOLATIONASSERT, fooErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1INUSE_VIOLATION (and 2 more)] === [2022-02-15 19:00:10,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 19:00:10,151 INFO L85 PathProgramCache]: Analyzing trace with hash -1311089425, now seen corresponding path program 1 times [2022-02-15 19:00:10,151 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 19:00:10,151 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625868711] [2022-02-15 19:00:10,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 19:00:10,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 19:00:10,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 19:00:10,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 19:00:10,618 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 19:00:10,618 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625868711] [2022-02-15 19:00:10,618 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625868711] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 19:00:10,618 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 19:00:10,618 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-02-15 19:00:10,619 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511257349] [2022-02-15 19:00:10,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 19:00:10,620 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-02-15 19:00:10,620 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 19:00:10,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-02-15 19:00:10,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=645, Unknown=0, NotChecked=0, Total=702 [2022-02-15 19:00:10,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 19:00:10,622 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 19:00:10,622 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 2.4615384615384617) internal successors, (64), 27 states have internal predecessors, (64), 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) [2022-02-15 19:00:10,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-02-15 19:00:10,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 19:00:12,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-15 19:00:12,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-02-15 19:00:12,026 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-15 19:00:12,026 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [barErr0ASSERT_VIOLATIONASSERT, fooErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1INUSE_VIOLATION (and 2 more)] === [2022-02-15 19:00:12,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 19:00:12,027 INFO L85 PathProgramCache]: Analyzing trace with hash 1195213231, now seen corresponding path program 2 times [2022-02-15 19:00:12,027 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 19:00:12,027 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953491735] [2022-02-15 19:00:12,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 19:00:12,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 19:00:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 19:00:12,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 19:00:12,611 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 19:00:12,611 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953491735] [2022-02-15 19:00:12,611 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953491735] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 19:00:12,611 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 19:00:12,611 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-02-15 19:00:12,611 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304253206] [2022-02-15 19:00:12,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 19:00:12,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-02-15 19:00:12,612 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 19:00:12,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-02-15 19:00:12,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=750, Unknown=0, NotChecked=0, Total=812 [2022-02-15 19:00:12,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 19:00:12,613 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 19:00:12,613 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 2.2857142857142856) internal successors, (64), 29 states have internal predecessors, (64), 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) [2022-02-15 19:00:12,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-02-15 19:00:12,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-02-15 19:00:12,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 19:00:14,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-15 19:00:14,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-02-15 19:00:14,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-02-15 19:00:14,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-15 19:00:14,613 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [barErr0ASSERT_VIOLATIONASSERT, fooErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1INUSE_VIOLATION (and 2 more)] === [2022-02-15 19:00:14,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 19:00:14,613 INFO L85 PathProgramCache]: Analyzing trace with hash 1794411311, now seen corresponding path program 3 times [2022-02-15 19:00:14,613 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 19:00:14,613 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948108305] [2022-02-15 19:00:14,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 19:00:14,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 19:00:14,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 19:00:15,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 19:00:15,202 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 19:00:15,202 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948108305] [2022-02-15 19:00:15,202 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948108305] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 19:00:15,202 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 19:00:15,202 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-02-15 19:00:15,202 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521312018] [2022-02-15 19:00:15,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 19:00:15,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-02-15 19:00:15,203 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 19:00:15,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-02-15 19:00:15,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=804, Unknown=0, NotChecked=0, Total=870 [2022-02-15 19:00:15,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 19:00:15,204 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 19:00:15,204 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 2.206896551724138) internal successors, (64), 30 states have internal predecessors, (64), 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) [2022-02-15 19:00:15,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-02-15 19:00:15,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-02-15 19:00:15,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-02-15 19:00:15,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 19:00:17,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-15 19:00:17,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-02-15 19:00:17,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-02-15 19:00:17,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-02-15 19:00:17,411 INFO L764 garLoopResultBuilder]: Registering result SAFE for location barErr0ASSERT_VIOLATIONASSERT (5 of 6 remaining) [2022-02-15 19:00:17,411 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fooErr2INUSE_VIOLATION (4 of 6 remaining) [2022-02-15 19:00:17,411 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 6 remaining) [2022-02-15 19:00:17,411 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 6 remaining) [2022-02-15 19:00:17,411 INFO L764 garLoopResultBuilder]: Registering result SAFE for location barErr0ASSERT_VIOLATIONASSERT (1 of 6 remaining) [2022-02-15 19:00:17,412 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fooThread1of1ForFork0Err0INUSE_VIOLATION (0 of 6 remaining) [2022-02-15 19:00:17,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-15 19:00:17,416 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1] [2022-02-15 19:00:17,419 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-15 19:00:17,419 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-15 19:00:17,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.02 07:00:17 BasicIcfg [2022-02-15 19:00:17,427 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-15 19:00:17,428 INFO L158 Benchmark]: Toolchain (without parser) took 8828.67ms. Allocated memory was 174.1MB in the beginning and 313.5MB in the end (delta: 139.5MB). Free memory was 113.5MB in the beginning and 164.0MB in the end (delta: -50.4MB). Peak memory consumption was 89.4MB. Max. memory is 8.0GB. [2022-02-15 19:00:17,428 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 174.1MB. Free memory is still 131.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-15 19:00:17,429 INFO L158 Benchmark]: CACSL2BoogieTranslator took 196.82ms. Allocated memory was 174.1MB in the beginning and 261.1MB in the end (delta: 87.0MB). Free memory was 113.4MB in the beginning and 233.0MB in the end (delta: -119.6MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-02-15 19:00:17,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.84ms. Allocated memory is still 261.1MB. Free memory was 233.0MB in the beginning and 231.4MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-15 19:00:17,429 INFO L158 Benchmark]: Boogie Preprocessor took 24.91ms. Allocated memory is still 261.1MB. Free memory was 231.4MB in the beginning and 230.4MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-15 19:00:17,431 INFO L158 Benchmark]: RCFGBuilder took 289.85ms. Allocated memory is still 261.1MB. Free memory was 230.4MB in the beginning and 216.7MB in the end (delta: 13.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-02-15 19:00:17,435 INFO L158 Benchmark]: TraceAbstraction took 8282.69ms. Allocated memory was 261.1MB in the beginning and 313.5MB in the end (delta: 52.4MB). Free memory was 216.2MB in the beginning and 164.0MB in the end (delta: 52.2MB). Peak memory consumption was 105.2MB. Max. memory is 8.0GB. [2022-02-15 19:00:17,438 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 174.1MB. Free memory is still 131.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 196.82ms. Allocated memory was 174.1MB in the beginning and 261.1MB in the end (delta: 87.0MB). Free memory was 113.4MB in the beginning and 233.0MB in the end (delta: -119.6MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 25.84ms. Allocated memory is still 261.1MB. Free memory was 233.0MB in the beginning and 231.4MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 24.91ms. Allocated memory is still 261.1MB. Free memory was 231.4MB in the beginning and 230.4MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 289.85ms. Allocated memory is still 261.1MB. Free memory was 230.4MB in the beginning and 216.7MB in the end (delta: 13.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 8282.69ms. Allocated memory was 261.1MB in the beginning and 313.5MB in the end (delta: 52.4MB). Free memory was 216.2MB in the beginning and 164.0MB in the end (delta: 52.2MB). Peak memory consumption was 105.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 630, positive: 602, positive conditional: 602, positive unconditional: 0, negative: 28, negative conditional: 28, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 613, positive: 602, positive conditional: 602, positive unconditional: 0, negative: 11, negative conditional: 11, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 613, positive: 602, positive conditional: 602, positive unconditional: 0, negative: 11, negative conditional: 11, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 639, positive: 602, positive conditional: 591, positive unconditional: 11, negative: 37, negative conditional: 26, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 639, positive: 602, positive conditional: 457, positive unconditional: 145, negative: 37, negative conditional: 23, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 639, positive: 602, positive conditional: 457, positive unconditional: 145, negative: 37, negative conditional: 23, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 360, positive: 341, positive conditional: 287, positive unconditional: 54, negative: 19, negative conditional: 13, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 360, positive: 334, positive conditional: 0, positive unconditional: 334, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 19, negative conditional: 13, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 74, negative conditional: 64, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 639, positive: 261, positive conditional: 170, positive unconditional: 91, negative: 18, negative conditional: 10, negative unconditional: 8, unknown: 360, unknown conditional: 300, unknown unconditional: 60] , Statistics on independence cache: Total cache size (in pairs): 360, Positive cache size: 341, Positive conditional cache size: 287, Positive unconditional cache size: 54, Negative cache size: 19, Negative conditional cache size: 13, Negative unconditional cache size: 6, Eliminated conditions: 137, Maximal queried relation: 4, Independence queries for same thread: 17 - 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 - PositiveResult [Line: 19]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 45]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 119 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 8.2s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 6.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 134, 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, 1.8s InterpolantComputationTime, 225 NumberOfCodeBlocks, 225 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 221 ConstructedInterpolants, 0 QuantifiedInterpolants, 2521 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-02-15 19:00:17,468 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 [2022-02-15 19:00:17,682 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...