java -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/CToToChcInline.xml -s ../../../trunk/examples/settings//default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --chcprinter.save.file.in.source.directory true --chcprinter.use.automatic.naming true -i /storage/repos/svcomp/c/seq-mthreaded/rekcba_nxt_false-unreach-call.1.M4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13656f4 [2019-03-17 12:55:32,466 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-03-17 12:55:32,469 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-03-17 12:55:32,484 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-03-17 12:55:32,485 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-03-17 12:55:32,487 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-03-17 12:55:32,488 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-03-17 12:55:32,490 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-03-17 12:55:32,491 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-03-17 12:55:32,492 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-03-17 12:55:32,493 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-03-17 12:55:32,493 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-03-17 12:55:32,494 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-03-17 12:55:32,495 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-03-17 12:55:32,496 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-03-17 12:55:32,497 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-03-17 12:55:32,498 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-03-17 12:55:32,500 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-03-17 12:55:32,502 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-03-17 12:55:32,503 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-03-17 12:55:32,504 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-03-17 12:55:32,505 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-03-17 12:55:32,508 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-03-17 12:55:32,508 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-03-17 12:55:32,508 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-03-17 12:55:32,509 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-03-17 12:55:32,509 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-03-17 12:55:32,510 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-03-17 12:55:32,511 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-03-17 12:55:32,511 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-03-17 12:55:32,512 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-03-17 12:55:32,513 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-03-17 12:55:32,514 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-03-17 12:55:32,514 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-03-17 12:55:32,515 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-03-17 12:55:32,515 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-03-17 12:55:32,515 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-03-17 12:55:32,516 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-03-17 12:55:32,517 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-03-17 12:55:32,517 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 [2019-03-17 12:55:32,532 INFO L110 SettingsManager]: Loading preferences was successful [2019-03-17 12:55:32,532 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-03-17 12:55:32,533 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-03-17 12:55:32,533 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-03-17 12:55:32,533 INFO L133 SettingsManager]: * Use SBE=true [2019-03-17 12:55:32,534 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-03-17 12:55:32,534 INFO L133 SettingsManager]: * sizeof long=4 [2019-03-17 12:55:32,534 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-03-17 12:55:32,534 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-03-17 12:55:32,534 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-03-17 12:55:32,535 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-03-17 12:55:32,535 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-03-17 12:55:32,535 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-03-17 12:55:32,535 INFO L133 SettingsManager]: * sizeof long double=12 [2019-03-17 12:55:32,536 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-03-17 12:55:32,536 INFO L133 SettingsManager]: * Use constant arrays=true [2019-03-17 12:55:32,536 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-03-17 12:55:32,536 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-03-17 12:55:32,536 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-03-17 12:55:32,536 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-03-17 12:55:32,537 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-03-17 12:55:32,537 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-03-17 12:55:32,537 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-03-17 12:55:32,537 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-03-17 12:55:32,537 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-03-17 12:55:32,538 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-03-17 12:55:32,538 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-03-17 12:55:32,538 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-03-17 12:55:32,538 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.chcprinter: Save file in source directory -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.chcprinter: Use automatic naming -> true [2019-03-17 12:55:32,568 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-03-17 12:55:32,583 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-03-17 12:55:32,586 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-03-17 12:55:32,587 INFO L271 PluginConnector]: Initializing CDTParser... [2019-03-17 12:55:32,588 INFO L276 PluginConnector]: CDTParser initialized [2019-03-17 12:55:32,588 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/seq-mthreaded/rekcba_nxt_false-unreach-call.1.M4.c [2019-03-17 12:55:32,640 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb175c9eb/1d7f9c6b0b5341a2ab6bf51902dfcb29/FLAG1fd715ad4 [2019-03-17 12:55:33,381 INFO L307 CDTParser]: Found 1 translation units. [2019-03-17 12:55:33,382 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/seq-mthreaded/rekcba_nxt_false-unreach-call.1.M4.c [2019-03-17 12:55:33,428 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb175c9eb/1d7f9c6b0b5341a2ab6bf51902dfcb29/FLAG1fd715ad4 [2019-03-17 12:55:33,924 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb175c9eb/1d7f9c6b0b5341a2ab6bf51902dfcb29 [2019-03-17 12:55:33,933 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-03-17 12:55:33,934 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-03-17 12:55:33,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-03-17 12:55:33,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-03-17 12:55:33,942 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-03-17 12:55:33,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 12:55:33" (1/1) ... [2019-03-17 12:55:33,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@268feea3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:55:33, skipping insertion in model container [2019-03-17 12:55:33,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 12:55:33" (1/1) ... [2019-03-17 12:55:33,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-03-17 12:55:34,238 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-03-17 12:55:35,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-17 12:55:35,825 INFO L191 MainTranslator]: Completed pre-run [2019-03-17 12:55:37,196 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-17 12:55:37,234 INFO L195 MainTranslator]: Completed translation [2019-03-17 12:55:37,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:55:37 WrapperNode [2019-03-17 12:55:37,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-03-17 12:55:37,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-03-17 12:55:37,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-03-17 12:55:37,236 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-03-17 12:55:37,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:55:37" (1/1) ... [2019-03-17 12:55:37,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:55:37" (1/1) ... [2019-03-17 12:55:41,874 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-03-17 12:55:41,874 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-03-17 12:55:41,874 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-03-17 12:55:41,875 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-03-17 12:55:41,886 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:55:37" (1/1) ... [2019-03-17 12:55:41,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:55:37" (1/1) ... [2019-03-17 12:55:42,328 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:55:37" (1/1) ... [2019-03-17 12:55:42,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:55:37" (1/1) ... [2019-03-17 12:55:45,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:55:37" (1/1) ... [2019-03-17 12:55:46,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:55:37" (1/1) ... [2019-03-17 12:55:46,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:55:37" (1/1) ... [2019-03-17 12:55:47,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-03-17 12:55:47,089 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-03-17 12:55:47,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-03-17 12:55:47,089 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-03-17 12:55:47,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:55:37" (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 [2019-03-17 12:55:47,160 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_U32 [2019-03-17 12:55:47,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-03-17 12:55:47,160 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_S8 [2019-03-17 12:55:47,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-03-17 12:55:47,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-03-17 12:55:47,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-03-17 12:55:47,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-03-17 12:55:47,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-03-17 12:55:47,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start Received shutdown request... [2019-03-17 12:56:27,350 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder. Reason: Timeout or Toolchain cancelled by user [2019-03-17 12:56:27,352 INFO L168 Benchmark]: Toolchain (without parser) took 53418.69 ms. Allocated memory was 114.8 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 44.0 MB in the beginning and 242.5 MB in the end (delta: -198.6 MB). Peak memory consumption was 1.1 GB. Max. memory is 3.6 GB. [2019-03-17 12:56:27,354 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 114.8 MB. Free memory is still 81.0 MB. There was no memory consumed. Max. memory is 3.6 GB. [2019-03-17 12:56:27,355 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3298.48 ms. Allocated memory was 114.8 MB in the beginning and 332.4 MB in the end (delta: 217.6 MB). Free memory was 43.8 MB in the beginning and 168.0 MB in the end (delta: -124.2 MB). Peak memory consumption was 200.9 MB. Max. memory is 3.6 GB. [2019-03-17 12:56:27,356 INFO L168 Benchmark]: Boogie Procedure Inliner took 4637.97 ms. Allocated memory was 332.4 MB in the beginning and 706.7 MB in the end (delta: 374.3 MB). Free memory was 168.0 MB in the beginning and 291.1 MB in the end (delta: -123.1 MB). Peak memory consumption was 360.3 MB. Max. memory is 3.6 GB. [2019-03-17 12:56:27,357 INFO L168 Benchmark]: Boogie Preprocessor took 5213.99 ms. Allocated memory was 706.7 MB in the beginning and 917.0 MB in the end (delta: 210.2 MB). Free memory was 291.1 MB in the beginning and 411.9 MB in the end (delta: -120.8 MB). Peak memory consumption was 308.7 MB. Max. memory is 3.6 GB. [2019-03-17 12:56:27,358 INFO L168 Benchmark]: RCFGBuilder took 40262.77 ms. Allocated memory was 917.0 MB in the beginning and 1.3 GB in the end (delta: 388.5 MB). Free memory was 411.9 MB in the beginning and 242.5 MB in the end (delta: 169.3 MB). Peak memory consumption was 632.2 MB. Max. memory is 3.6 GB. [2019-03-17 12:56:27,363 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 114.8 MB. Free memory is still 81.0 MB. There was no memory consumed. Max. memory is 3.6 GB. * CACSL2BoogieTranslator took 3298.48 ms. Allocated memory was 114.8 MB in the beginning and 332.4 MB in the end (delta: 217.6 MB). Free memory was 43.8 MB in the beginning and 168.0 MB in the end (delta: -124.2 MB). Peak memory consumption was 200.9 MB. Max. memory is 3.6 GB. * Boogie Procedure Inliner took 4637.97 ms. Allocated memory was 332.4 MB in the beginning and 706.7 MB in the end (delta: 374.3 MB). Free memory was 168.0 MB in the beginning and 291.1 MB in the end (delta: -123.1 MB). Peak memory consumption was 360.3 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 5213.99 ms. Allocated memory was 706.7 MB in the beginning and 917.0 MB in the end (delta: 210.2 MB). Free memory was 291.1 MB in the beginning and 411.9 MB in the end (delta: -120.8 MB). Peak memory consumption was 308.7 MB. Max. memory is 3.6 GB. * RCFGBuilder took 40262.77 ms. Allocated memory was 917.0 MB in the beginning and 1.3 GB in the end (delta: 388.5 MB). Free memory was 411.9 MB in the beginning and 242.5 MB in the end (delta: 169.3 MB). Peak memory consumption was 632.2 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder) Toolchain cancelled while XnfDer was eliminating 1 quantified variables from 2 xjuncts. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown