/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/regression/ex1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-04 10:27:30,720 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-04 10:27:30,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-04 10:27:30,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-04 10:27:30,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-04 10:27:30,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-04 10:27:30,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-04 10:27:30,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-04 10:27:30,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-04 10:27:30,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-04 10:27:30,769 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-04 10:27:30,770 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-04 10:27:30,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-04 10:27:30,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-04 10:27:30,779 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-04 10:27:30,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-04 10:27:30,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-04 10:27:30,782 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-04 10:27:30,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-04 10:27:30,785 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-04 10:27:30,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-04 10:27:30,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-04 10:27:30,790 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-04 10:27:30,791 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-04 10:27:30,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-04 10:27:30,793 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-04 10:27:30,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-04 10:27:30,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-04 10:27:30,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-04 10:27:30,795 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-04 10:27:30,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-04 10:27:30,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-04 10:27:30,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-04 10:27:30,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-04 10:27:30,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-04 10:27:30,798 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-04 10:27:30,798 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-04 10:27:30,798 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-04 10:27:30,798 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-04 10:27:30,804 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-04 10:27:30,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-04 10:27:30,809 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 [2022-03-04 10:27:30,831 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-04 10:27:30,831 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-04 10:27:30,831 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-04 10:27:30,831 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-04 10:27:30,832 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-04 10:27:30,832 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-04 10:27:30,832 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-04 10:27:30,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-04 10:27:30,832 INFO L138 SettingsManager]: * Use SBE=true [2022-03-04 10:27:30,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-04 10:27:30,833 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-04 10:27:30,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-04 10:27:30,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-04 10:27:30,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-04 10:27:30,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-04 10:27:30,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-04 10:27:30,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-04 10:27:30,834 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-04 10:27:30,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-04 10:27:30,834 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-04 10:27:30,834 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-04 10:27:30,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-04 10:27:30,834 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-04 10:27:30,834 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-04 10:27:30,834 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-04 10:27:30,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-04 10:27:30,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-04 10:27:30,835 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-04 10:27:30,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-04 10:27:30,835 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-04 10:27:30,835 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-04 10:27:30,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-04 10:27:30,835 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-04 10:27:30,835 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-04 10:27:30,836 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-04 10:27:30,836 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITHOUT_DEPRANKS [2022-03-04 10:27:30,836 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-04 10:27:31,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-04 10:27:31,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-04 10:27:31,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-04 10:27:31,027 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-04 10:27:31,028 INFO L275 PluginConnector]: CDTParser initialized [2022-03-04 10:27:31,030 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/regression/ex1.c [2022-03-04 10:27:31,098 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd712a605/60d5e2e19fb3402ea0c9e14e3c57a810/FLAG42309b875 [2022-03-04 10:27:31,447 INFO L306 CDTParser]: Found 1 translation units. [2022-03-04 10:27:31,447 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/regression/ex1.c [2022-03-04 10:27:31,448 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2022-03-04 10:27:31,448 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2022-03-04 10:27:31,448 WARN L117 ultiparseSymbolTable]: System include stdlib.h could not be resolved by CDT -- only built-in system includes are available. [2022-03-04 10:27:31,457 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd712a605/60d5e2e19fb3402ea0c9e14e3c57a810/FLAG42309b875 [2022-03-04 10:27:31,889 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd712a605/60d5e2e19fb3402ea0c9e14e3c57a810 [2022-03-04 10:27:31,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-04 10:27:31,892 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-04 10:27:31,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-04 10:27:31,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-04 10:27:31,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-04 10:27:31,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 10:27:31" (1/1) ... [2022-03-04 10:27:31,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ba7c8ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:27:31, skipping insertion in model container [2022-03-04 10:27:31,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 10:27:31" (1/1) ... [2022-03-04 10:27:31,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-04 10:27:31,923 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-04 10:27:32,010 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-04 10:27:32,068 INFO L203 MainTranslator]: Completed pre-run [2022-03-04 10:27:32,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-04 10:27:32,092 INFO L208 MainTranslator]: Completed translation [2022-03-04 10:27:32,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:27:32 WrapperNode [2022-03-04 10:27:32,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-04 10:27:32,095 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-04 10:27:32,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-04 10:27:32,095 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-04 10:27:32,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:27:32" (1/1) ... [2022-03-04 10:27:32,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:27:32" (1/1) ... [2022-03-04 10:27:32,116 INFO L137 Inliner]: procedures = 10, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2022-03-04 10:27:32,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-04 10:27:32,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-04 10:27:32,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-04 10:27:32,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-04 10:27:32,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:27:32" (1/1) ... [2022-03-04 10:27:32,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:27:32" (1/1) ... [2022-03-04 10:27:32,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:27:32" (1/1) ... [2022-03-04 10:27:32,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:27:32" (1/1) ... [2022-03-04 10:27:32,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:27:32" (1/1) ... [2022-03-04 10:27:32,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:27:32" (1/1) ... [2022-03-04 10:27:32,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:27:32" (1/1) ... [2022-03-04 10:27:32,141 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-04 10:27:32,141 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-04 10:27:32,142 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-04 10:27:32,142 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-04 10:27:32,143 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:27:32" (1/1) ... [2022-03-04 10:27:32,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-04 10:27:32,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 10:27:32,168 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) [2022-03-04 10:27:32,190 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 [2022-03-04 10:27:32,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-04 10:27:32,220 INFO L130 BoogieDeclarations]: Found specification of procedure worker_thread [2022-03-04 10:27:32,220 INFO L138 BoogieDeclarations]: Found implementation of procedure worker_thread [2022-03-04 10:27:32,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-04 10:27:32,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-04 10:27:32,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-04 10:27:32,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-04 10:27:32,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-04 10:27:32,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-04 10:27:32,222 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-04 10:27:32,284 INFO L234 CfgBuilder]: Building ICFG [2022-03-04 10:27:32,286 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-04 10:27:32,418 INFO L275 CfgBuilder]: Performing block encoding [2022-03-04 10:27:32,423 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-04 10:27:32,423 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-04 10:27:32,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.03 10:27:32 BoogieIcfgContainer [2022-03-04 10:27:32,425 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-04 10:27:32,426 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-04 10:27:32,426 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-04 10:27:32,442 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-04 10:27:32,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 10:27:31" (1/3) ... [2022-03-04 10:27:32,443 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 10:27:32, skipping insertion in model container [2022-03-04 10:27:32,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:27:32" (2/3) ... [2022-03-04 10:27:32,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 10:27:32, skipping insertion in model container [2022-03-04 10:27:32,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.03 10:27:32" (3/3) ... [2022-03-04 10:27:32,445 INFO L111 eAbstractionObserver]: Analyzing ICFG ex1.c [2022-03-04 10:27:32,449 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-04 10:27:32,449 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-04 10:27:32,449 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-03-04 10:27:32,450 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.03 10:27:32, skipping insertion in model container [2022-03-04 10:27:32,450 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-04 10:27:32,452 INFO L158 Benchmark]: Toolchain (without parser) took 559.06ms. Allocated memory is still 198.2MB. Free memory was 172.7MB in the beginning and 157.7MB in the end (delta: 15.0MB). Peak memory consumption was 14.0MB. Max. memory is 8.0GB. [2022-03-04 10:27:32,452 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 198.2MB. Free memory is still 159.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-04 10:27:32,453 INFO L158 Benchmark]: CACSL2BoogieTranslator took 191.69ms. Allocated memory is still 198.2MB. Free memory was 172.2MB in the beginning and 171.3MB in the end (delta: 891.3kB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2022-03-04 10:27:32,453 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.27ms. Allocated memory is still 198.2MB. Free memory was 171.3MB in the beginning and 169.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-04 10:27:32,454 INFO L158 Benchmark]: Boogie Preprocessor took 23.44ms. Allocated memory is still 198.2MB. Free memory was 169.8MB in the beginning and 169.2MB in the end (delta: 535.3kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-04 10:27:32,455 INFO L158 Benchmark]: RCFGBuilder took 283.32ms. Allocated memory is still 198.2MB. Free memory was 168.7MB in the beginning and 159.3MB in the end (delta: 9.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-03-04 10:27:32,455 INFO L158 Benchmark]: TraceAbstraction took 24.16ms. Allocated memory is still 198.2MB. Free memory was 158.8MB in the beginning and 157.7MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-04 10:27:32,458 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 198.2MB. Free memory is still 159.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 191.69ms. Allocated memory is still 198.2MB. Free memory was 172.2MB in the beginning and 171.3MB in the end (delta: 891.3kB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 22.27ms. Allocated memory is still 198.2MB. Free memory was 171.3MB in the beginning and 169.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 23.44ms. Allocated memory is still 198.2MB. Free memory was 169.8MB in the beginning and 169.2MB in the end (delta: 535.3kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 283.32ms. Allocated memory is still 198.2MB. Free memory was 168.7MB in the beginning and 159.3MB in the end (delta: 9.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 24.16ms. Allocated memory is still 198.2MB. Free memory was 158.8MB in the beginning and 157.7MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-03-04 10:27:32,492 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...