/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-MCRwithDepranks-Lazy-NoForkJoinOpt.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-c7b2d19 [2022-03-16 10:21:13,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-16 10:21:13,857 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-16 10:21:13,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-16 10:21:13,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-16 10:21:13,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-16 10:21:13,885 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-16 10:21:13,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-16 10:21:13,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-16 10:21:13,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-16 10:21:13,888 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-16 10:21:13,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-16 10:21:13,892 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-16 10:21:13,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-16 10:21:13,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-16 10:21:13,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-16 10:21:13,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-16 10:21:13,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-16 10:21:13,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-16 10:21:13,898 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-16 10:21:13,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-16 10:21:13,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-16 10:21:13,900 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-16 10:21:13,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-16 10:21:13,903 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-16 10:21:13,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-16 10:21:13,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-16 10:21:13,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-16 10:21:13,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-16 10:21:13,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-16 10:21:13,905 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-16 10:21:13,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-16 10:21:13,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-16 10:21:13,906 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-16 10:21:13,907 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-16 10:21:13,907 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-16 10:21:13,908 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-16 10:21:13,908 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-16 10:21:13,908 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-16 10:21:13,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-16 10:21:13,909 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-16 10:21:13,909 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-MCRwithDepranks-Lazy-NoForkJoinOpt.epf [2022-03-16 10:21:13,922 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 10:21:13,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 10:21:13,923 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 10:21:13,923 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 10:21:13,924 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 10:21:13,924 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 10:21:13,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 10:21:13,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 10:21:13,925 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 10:21:13,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 10:21:13,925 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 10:21:13,925 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 10:21:13,925 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 10:21:13,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 10:21:13,926 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 10:21:13,926 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 10:21:13,926 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 10:21:13,926 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 10:21:13,926 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 10:21:13,926 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 10:21:13,926 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 10:21:13,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 10:21:13,927 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 10:21:13,927 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 10:21:13,927 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 10:21:13,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 10:21:13,927 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 10:21:13,927 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 10:21:13,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 10:21:13,928 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 10:21:13,928 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 10:21:13,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 10:21:13,928 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 10:21:13,928 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 10:21:13,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 10:21:13,929 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-16 10:21:13,929 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-16 10:21:13,929 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-16 10:21:14,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 10:21:14,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 10:21:14,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 10:21:14,127 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-16 10:21:14,127 INFO L275 PluginConnector]: CDTParser initialized [2022-03-16 10:21:14,128 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/regression/ex1.c [2022-03-16 10:21:14,171 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca2bcd14c/43c48dd8fcb74dcdbe3abfc3e13c1894/FLAG2ab2871bf [2022-03-16 10:21:14,482 INFO L306 CDTParser]: Found 1 translation units. [2022-03-16 10:21:14,483 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/regression/ex1.c [2022-03-16 10:21:14,483 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2022-03-16 10:21:14,484 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2022-03-16 10:21:14,484 WARN L117 ultiparseSymbolTable]: System include stdlib.h could not be resolved by CDT -- only built-in system includes are available. [2022-03-16 10:21:14,491 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca2bcd14c/43c48dd8fcb74dcdbe3abfc3e13c1894/FLAG2ab2871bf [2022-03-16 10:21:14,896 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca2bcd14c/43c48dd8fcb74dcdbe3abfc3e13c1894 [2022-03-16 10:21:14,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 10:21:14,899 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-16 10:21:14,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-16 10:21:14,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-16 10:21:14,910 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-16 10:21:14,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 10:21:14" (1/1) ... [2022-03-16 10:21:14,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6859a16c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:21:14, skipping insertion in model container [2022-03-16 10:21:14,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 10:21:14" (1/1) ... [2022-03-16 10:21:14,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-16 10:21:14,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-16 10:21:15,002 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 10:21:15,047 INFO L203 MainTranslator]: Completed pre-run [2022-03-16 10:21:15,061 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 10:21:15,074 INFO L208 MainTranslator]: Completed translation [2022-03-16 10:21:15,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:21:15 WrapperNode [2022-03-16 10:21:15,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-16 10:21:15,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-16 10:21:15,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-16 10:21:15,077 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-16 10:21:15,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:21:15" (1/1) ... [2022-03-16 10:21:15,087 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:21:15" (1/1) ... [2022-03-16 10:21:15,102 INFO L137 Inliner]: procedures = 10, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2022-03-16 10:21:15,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-16 10:21:15,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-16 10:21:15,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-16 10:21:15,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-16 10:21:15,108 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:21:15" (1/1) ... [2022-03-16 10:21:15,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:21:15" (1/1) ... [2022-03-16 10:21:15,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:21:15" (1/1) ... [2022-03-16 10:21:15,115 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:21:15" (1/1) ... [2022-03-16 10:21:15,122 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:21:15" (1/1) ... [2022-03-16 10:21:15,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:21:15" (1/1) ... [2022-03-16 10:21:15,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:21:15" (1/1) ... [2022-03-16 10:21:15,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-16 10:21:15,130 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-16 10:21:15,131 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-16 10:21:15,132 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-16 10:21:15,132 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:21:15" (1/1) ... [2022-03-16 10:21:15,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 10:21:15,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 10:21:15,165 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-16 10:21:15,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-16 10:21:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-16 10:21:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure worker_thread [2022-03-16 10:21:15,196 INFO L138 BoogieDeclarations]: Found implementation of procedure worker_thread [2022-03-16 10:21:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-16 10:21:15,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-16 10:21:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-16 10:21:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-16 10:21:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-16 10:21:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-16 10:21:15,197 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-16 10:21:15,252 INFO L234 CfgBuilder]: Building ICFG [2022-03-16 10:21:15,254 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-16 10:21:15,351 INFO L275 CfgBuilder]: Performing block encoding [2022-03-16 10:21:15,355 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-16 10:21:15,356 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-16 10:21:15,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 10:21:15 BoogieIcfgContainer [2022-03-16 10:21:15,357 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-16 10:21:15,358 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-16 10:21:15,358 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-16 10:21:15,361 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-16 10:21:15,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 10:21:14" (1/3) ... [2022-03-16 10:21:15,361 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b61013 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 10:21:15, skipping insertion in model container [2022-03-16 10:21:15,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:21:15" (2/3) ... [2022-03-16 10:21:15,362 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b61013 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 10:21:15, skipping insertion in model container [2022-03-16 10:21:15,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 10:21:15" (3/3) ... [2022-03-16 10:21:15,363 INFO L111 eAbstractionObserver]: Analyzing ICFG ex1.c [2022-03-16 10:21:15,366 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-16 10:21:15,366 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-16 10:21:15,366 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-03-16 10:21:15,367 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b61013 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 10:21:15, skipping insertion in model container [2022-03-16 10:21:15,367 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-16 10:21:15,369 INFO L158 Benchmark]: Toolchain (without parser) took 469.33ms. Allocated memory was 207.6MB in the beginning and 288.4MB in the end (delta: 80.7MB). Free memory was 152.9MB in the beginning and 248.7MB in the end (delta: -95.8MB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 10:21:15,369 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 207.6MB. Free memory was 168.8MB in the beginning and 168.8MB in the end (delta: 69.6kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 10:21:15,370 INFO L158 Benchmark]: CACSL2BoogieTranslator took 167.43ms. Allocated memory was 207.6MB in the beginning and 288.4MB in the end (delta: 80.7MB). Free memory was 152.7MB in the beginning and 263.4MB in the end (delta: -110.6MB). Peak memory consumption was 12.2MB. Max. memory is 8.0GB. [2022-03-16 10:21:15,370 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.61ms. Allocated memory is still 288.4MB. Free memory was 263.4MB in the beginning and 262.2MB in the end (delta: 1.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-16 10:21:15,371 INFO L158 Benchmark]: Boogie Preprocessor took 26.18ms. Allocated memory is still 288.4MB. Free memory was 262.2MB in the beginning and 261.3MB in the end (delta: 904.7kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-16 10:21:15,371 INFO L158 Benchmark]: RCFGBuilder took 227.00ms. Allocated memory is still 288.4MB. Free memory was 261.3MB in the beginning and 250.3MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-03-16 10:21:15,372 INFO L158 Benchmark]: TraceAbstraction took 9.32ms. Allocated memory is still 288.4MB. Free memory was 249.7MB in the beginning and 248.7MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-16 10:21:15,388 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 207.6MB. Free memory was 168.8MB in the beginning and 168.8MB in the end (delta: 69.6kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 167.43ms. Allocated memory was 207.6MB in the beginning and 288.4MB in the end (delta: 80.7MB). Free memory was 152.7MB in the beginning and 263.4MB in the end (delta: -110.6MB). Peak memory consumption was 12.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 25.61ms. Allocated memory is still 288.4MB. Free memory was 263.4MB in the beginning and 262.2MB in the end (delta: 1.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 26.18ms. Allocated memory is still 288.4MB. Free memory was 262.2MB in the beginning and 261.3MB in the end (delta: 904.7kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 227.00ms. Allocated memory is still 288.4MB. Free memory was 261.3MB in the beginning and 250.3MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * TraceAbstraction took 9.32ms. Allocated memory is still 288.4MB. Free memory was 249.7MB in the beginning and 248.7MB 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! [2022-03-16 10:21:15,421 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...