java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BIN-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-divine/ring_2w1r_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-078a9b7 [2018-11-22 02:47:31,288 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 02:47:31,290 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 02:47:31,302 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 02:47:31,303 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 02:47:31,304 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 02:47:31,305 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 02:47:31,307 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 02:47:31,309 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 02:47:31,310 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 02:47:31,311 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 02:47:31,311 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 02:47:31,312 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 02:47:31,313 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 02:47:31,315 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 02:47:31,315 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 02:47:31,316 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 02:47:31,318 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 02:47:31,320 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 02:47:31,322 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 02:47:31,323 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 02:47:31,325 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 02:47:31,327 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 02:47:31,328 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 02:47:31,328 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 02:47:31,329 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 02:47:31,330 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 02:47:31,331 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 02:47:31,332 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 02:47:31,334 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 02:47:31,334 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 02:47:31,335 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 02:47:31,335 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 02:47:31,335 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 02:47:31,336 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 02:47:31,337 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 02:47:31,337 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-22 02:47:31,353 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 02:47:31,354 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 02:47:31,355 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 02:47:31,355 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 02:47:31,355 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 02:47:31,356 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 02:47:31,356 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 02:47:31,356 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 02:47:31,356 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 02:47:31,356 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 02:47:31,357 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 02:47:31,357 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 02:47:31,357 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 02:47:31,357 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 02:47:31,357 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 02:47:31,358 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 02:47:31,358 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 02:47:31,358 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 02:47:31,358 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 02:47:31,358 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 02:47:31,359 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 02:47:31,359 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 02:47:31,359 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 02:47:31,359 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 02:47:31,359 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 02:47:31,360 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 02:47:31,360 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 02:47:31,360 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 02:47:31,360 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 02:47:31,360 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 02:47:31,361 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-22 02:47:31,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 02:47:31,440 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 02:47:31,444 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 02:47:31,446 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 02:47:31,446 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 02:47:31,447 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_2w1r_true-unreach-call.i [2018-11-22 02:47:31,510 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e7cf909e/75dafda612204d6c9a6ca6ed907b7d68/FLAGfbbef67eb [2018-11-22 02:47:32,121 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 02:47:32,122 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r_true-unreach-call.i [2018-11-22 02:47:32,144 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e7cf909e/75dafda612204d6c9a6ca6ed907b7d68/FLAGfbbef67eb [2018-11-22 02:47:32,354 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e7cf909e/75dafda612204d6c9a6ca6ed907b7d68 [2018-11-22 02:47:32,365 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 02:47:32,367 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-22 02:47:32,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 02:47:32,369 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 02:47:32,373 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 02:47:32,375 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:47:32" (1/1) ... [2018-11-22 02:47:32,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@684bb0ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:47:32, skipping insertion in model container [2018-11-22 02:47:32,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:47:32" (1/1) ... [2018-11-22 02:47:32,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 02:47:32,461 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 02:47:32,682 WARN L613 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-11-22 02:47:33,086 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 02:47:33,103 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 02:47:33,220 WARN L613 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-11-22 02:47:33,305 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 02:47:33,545 INFO L195 MainTranslator]: Completed translation [2018-11-22 02:47:33,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:47:33 WrapperNode [2018-11-22 02:47:33,545 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 02:47:33,546 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 02:47:33,546 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 02:47:33,547 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 02:47:33,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:47:33" (1/1) ... [2018-11-22 02:47:33,599 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:47:33" (1/1) ... [2018-11-22 02:47:33,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 02:47:33,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 02:47:33,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 02:47:33,669 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 02:47:33,682 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:47:33" (1/1) ... [2018-11-22 02:47:33,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:47:33" (1/1) ... [2018-11-22 02:47:33,697 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:47:33" (1/1) ... [2018-11-22 02:47:33,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:47:33" (1/1) ... [2018-11-22 02:47:33,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:47:33" (1/1) ... [2018-11-22 02:47:33,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:47:33" (1/1) ... [2018-11-22 02:47:33,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:47:33" (1/1) ... [2018-11-22 02:47:33,742 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 02:47:33,743 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 02:47:33,743 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 02:47:33,743 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 02:47:33,744 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:47:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 02:47:33,807 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2018-11-22 02:47:33,807 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2018-11-22 02:47:33,807 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2018-11-22 02:47:33,808 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2018-11-22 02:47:33,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 02:47:33,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 02:47:33,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-22 02:47:33,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-22 02:47:33,810 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-11-22 02:47:33,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-22 02:47:33,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 02:47:33,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 02:47:33,814 WARN L194 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-22 02:47:35,660 INFO L271 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 02:47:35,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:47:35 BoogieIcfgContainer [2018-11-22 02:47:35,661 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 02:47:35,664 INFO L168 Benchmark]: Toolchain (without parser) took 3298.30 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 737.7 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -656.4 MB). Peak memory consumption was 81.3 MB. Max. memory is 7.1 GB. [2018-11-22 02:47:35,666 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-22 02:47:35,667 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1177.06 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 737.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -733.2 MB). Peak memory consumption was 39.2 MB. Max. memory is 7.1 GB. [2018-11-22 02:47:35,668 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.13 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-22 02:47:35,668 INFO L168 Benchmark]: Boogie Preprocessor took 74.03 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-22 02:47:35,669 INFO L168 Benchmark]: RCFGBuilder took 1918.50 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 7.1 GB. [2018-11-22 02:47:35,673 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1177.06 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 737.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -733.2 MB). Peak memory consumption was 39.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 122.13 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 74.03 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 1918.50 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...