java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/C-BIN-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/recursive/Ackermann04_true-unreach-call_true-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 00:53:54,481 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 00:53:54,483 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 00:53:54,495 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 00:53:54,495 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 00:53:54,496 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 00:53:54,497 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 00:53:54,499 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 00:53:54,501 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 00:53:54,502 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 00:53:54,503 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 00:53:54,503 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 00:53:54,504 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 00:53:54,505 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 00:53:54,506 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 00:53:54,507 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 00:53:54,508 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 00:53:54,510 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 00:53:54,512 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 00:53:54,514 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 00:53:54,515 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 00:53:54,516 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 00:53:54,519 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 00:53:54,519 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 00:53:54,519 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 00:53:54,520 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 00:53:54,521 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 00:53:54,522 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 00:53:54,523 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 00:53:54,525 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 00:53:54,525 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 00:53:54,526 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 00:53:54,526 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 00:53:54,526 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 00:53:54,527 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 00:53:54,528 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 00:53:54,528 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 00:53:54,544 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 00:53:54,544 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 00:53:54,545 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 00:53:54,545 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 00:53:54,546 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 00:53:54,546 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 00:53:54,546 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 00:53:54,546 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 00:53:54,547 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 00:53:54,547 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 00:53:54,547 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 00:53:54,547 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 00:53:54,547 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 00:53:54,548 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 00:53:54,548 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 00:53:54,548 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 00:53:54,548 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 00:53:54,548 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 00:53:54,549 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 00:53:54,549 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 00:53:54,549 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 00:53:54,549 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 00:53:54,549 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 00:53:54,550 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 00:53:54,550 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 00:53:54,550 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 00:53:54,550 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 00:53:54,550 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 00:53:54,551 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 00:53:54,551 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 00:53:54,551 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 00:53:54,551 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 00:53:54,551 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-28 00:53:54,585 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 00:53:54,601 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 00:53:54,605 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 00:53:54,607 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 00:53:54,607 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 00:53:54,608 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive/Ackermann04_true-unreach-call_true-no-overflow.c [2018-11-28 00:53:54,673 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59834647a/6fa4cf62eaf04da3b3da6c7d032e9870/FLAG2b6567f84 [2018-11-28 00:53:55,177 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 00:53:55,178 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive/Ackermann04_true-unreach-call_true-no-overflow.c [2018-11-28 00:53:55,185 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59834647a/6fa4cf62eaf04da3b3da6c7d032e9870/FLAG2b6567f84 [2018-11-28 00:53:55,537 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59834647a/6fa4cf62eaf04da3b3da6c7d032e9870 [2018-11-28 00:53:55,547 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 00:53:55,548 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-28 00:53:55,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 00:53:55,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 00:53:55,554 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 00:53:55,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:53:55" (1/1) ... [2018-11-28 00:53:55,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@488448f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:55, skipping insertion in model container [2018-11-28 00:53:55,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:53:55" (1/1) ... [2018-11-28 00:53:55,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 00:53:55,587 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 00:53:55,771 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 00:53:55,777 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 00:53:55,797 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 00:53:55,811 INFO L195 MainTranslator]: Completed translation [2018-11-28 00:53:55,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:55 WrapperNode [2018-11-28 00:53:55,811 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 00:53:55,812 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 00:53:55,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 00:53:55,813 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 00:53:55,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:55" (1/1) ... [2018-11-28 00:53:55,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:55" (1/1) ... [2018-11-28 00:53:55,837 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 00:53:55,838 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 00:53:55,838 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 00:53:55,838 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 00:53:55,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:55" (1/1) ... [2018-11-28 00:53:55,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:55" (1/1) ... [2018-11-28 00:53:55,850 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:55" (1/1) ... [2018-11-28 00:53:55,851 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:55" (1/1) ... [2018-11-28 00:53:55,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:55" (1/1) ... [2018-11-28 00:53:55,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:55" (1/1) ... [2018-11-28 00:53:55,870 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:55" (1/1) ... [2018-11-28 00:53:55,872 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 00:53:55,873 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 00:53:55,873 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 00:53:55,873 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 00:53:55,874 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:53:55" (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 [2018-11-28 00:53:56,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 00:53:56,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 00:53:56,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 00:53:56,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 00:53:56,001 INFO L130 BoogieDeclarations]: Found specification of procedure ackermann [2018-11-28 00:53:56,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ackermann [2018-11-28 00:53:56,002 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 00:53:56,002 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 00:53:56,501 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 00:53:56,501 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-28 00:53:56,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:53:56 BoogieIcfgContainer [2018-11-28 00:53:56,502 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 00:53:56,505 INFO L168 Benchmark]: Toolchain (without parser) took 957.50 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 734.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -778.3 MB). Peak memory consumption was 35.4 MB. Max. memory is 7.1 GB. [2018-11-28 00:53:56,508 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. [2018-11-28 00:53:56,511 INFO L168 Benchmark]: CACSL2BoogieTranslator took 262.18 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-11-28 00:53:56,511 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.89 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-28 00:53:56,514 INFO L168 Benchmark]: Boogie Preprocessor took 34.81 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-28 00:53:56,516 INFO L168 Benchmark]: RCFGBuilder took 629.39 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 734.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -788.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2018-11-28 00:53:56,521 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 262.18 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 24.89 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 34.81 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 629.39 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 734.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -788.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...