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-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-acceleration/underapprox_true-unreach-call1_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0cd0241 [2018-11-18 13:14:08,164 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:14:08,168 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:14:08,181 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:14:08,182 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:14:08,183 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:14:08,184 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:14:08,186 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:14:08,188 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:14:08,189 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:14:08,190 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:14:08,190 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:14:08,191 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:14:08,192 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:14:08,193 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:14:08,194 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:14:08,195 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:14:08,197 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:14:08,199 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:14:08,200 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:14:08,202 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:14:08,203 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:14:08,205 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:14:08,205 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:14:08,206 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:14:08,207 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:14:08,208 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:14:08,209 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:14:08,210 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:14:08,211 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:14:08,211 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:14:08,212 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:14:08,212 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:14:08,212 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:14:08,213 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:14:08,214 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:14:08,214 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-18 13:14:08,231 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:14:08,231 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:14:08,233 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:14:08,233 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:14:08,233 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 13:14:08,233 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-18 13:14:08,233 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-18 13:14:08,234 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-18 13:14:08,234 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-18 13:14:08,234 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-18 13:14:08,234 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-18 13:14:08,234 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:14:08,235 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 13:14:08,235 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:14:08,235 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:14:08,235 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-18 13:14:08,235 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-18 13:14:08,236 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-18 13:14:08,236 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:14:08,236 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-18 13:14:08,236 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:14:08,236 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-18 13:14:08,237 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:14:08,237 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:14:08,237 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-18 13:14:08,237 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:14:08,237 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 13:14:08,238 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-18 13:14:08,239 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-18 13:14:08,239 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR [2018-11-18 13:14:08,284 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:14:08,297 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:14:08,301 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:14:08,303 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:14:08,303 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:14:08,304 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/underapprox_true-unreach-call1_true-termination.i [2018-11-18 13:14:08,371 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/917b60d50/4394262f694047b790a3c4607982db28/FLAG4d2a2df32 [2018-11-18 13:14:08,805 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:14:08,806 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/underapprox_true-unreach-call1_true-termination.i [2018-11-18 13:14:08,812 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/917b60d50/4394262f694047b790a3c4607982db28/FLAG4d2a2df32 [2018-11-18 13:14:09,185 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/917b60d50/4394262f694047b790a3c4607982db28 [2018-11-18 13:14:09,195 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:14:09,196 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-18 13:14:09,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:14:09,198 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:14:09,202 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:14:09,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:14:09" (1/1) ... [2018-11-18 13:14:09,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cb44d1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:14:09, skipping insertion in model container [2018-11-18 13:14:09,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:14:09" (1/1) ... [2018-11-18 13:14:09,218 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:14:09,242 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:14:09,460 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:14:09,465 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:14:09,487 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:14:09,504 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:14:09,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:14:09 WrapperNode [2018-11-18 13:14:09,505 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:14:09,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:14:09,506 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:14:09,506 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:14:09,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:14:09" (1/1) ... [2018-11-18 13:14:09,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:14:09" (1/1) ... [2018-11-18 13:14:09,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:14:09" (1/1) ... [2018-11-18 13:14:09,529 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:14:09" (1/1) ... [2018-11-18 13:14:09,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:14:09" (1/1) ... [2018-11-18 13:14:09,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:14:09" (1/1) ... [2018-11-18 13:14:09,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:14:09" (1/1) ... [2018-11-18 13:14:09,546 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:14:09,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:14:09,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:14:09,549 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:14:09,550 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:14:09" (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:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:14:09,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 13:14:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:14:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-18 13:14:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 13:14:09,691 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 13:14:09,691 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-18 13:14:09,692 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 13:14:09,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 13:14:09,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:14:10,115 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:14:10,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:14:10 BoogieIcfgContainer [2018-11-18 13:14:10,116 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:14:10,120 INFO L168 Benchmark]: Toolchain (without parser) took 924.43 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 694.2 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -732.6 MB). Peak memory consumption was 36.6 MB. Max. memory is 7.1 GB. [2018-11-18 13:14:10,122 INFO L168 Benchmark]: CDTParser took 0.19 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. [2018-11-18 13:14:10,123 INFO L168 Benchmark]: CACSL2BoogieTranslator took 307.77 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. [2018-11-18 13:14:10,124 INFO L168 Benchmark]: Boogie Preprocessor took 42.52 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. [2018-11-18 13:14:10,124 INFO L168 Benchmark]: RCFGBuilder took 567.41 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 694.2 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -743.1 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2018-11-18 13:14:10,128 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 0.19 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. * CACSL2BoogieTranslator took 307.77 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 Preprocessor took 42.52 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 567.41 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 694.2 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -743.1 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...