./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/ex3_forlist.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-regression/ex3_forlist.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 35d30cdccac93bddd26c3755048a0b29ad39c8fa .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-regression/ex3_forlist.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 35d30cdccac93bddd26c3755048a0b29ad39c8fa ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:10:29,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:10:29,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:10:29,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:10:29,385 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:10:29,388 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:10:29,393 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:10:29,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:10:29,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:10:29,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:10:29,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:10:29,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:10:29,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:10:29,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:10:29,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:10:29,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:10:29,444 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:10:29,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:10:29,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:10:29,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:10:29,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:10:29,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:10:29,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:10:29,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:10:29,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:10:29,487 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:10:29,487 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:10:29,491 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:10:29,491 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:10:29,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:10:29,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:10:29,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:10:29,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:10:29,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:10:29,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:10:29,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:10:29,508 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:10:29,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:10:29,509 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:10:29,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:10:29,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:10:29,515 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:10:29,565 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:10:29,573 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:10:29,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:10:29,577 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:10:29,577 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:10:29,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:10:29,580 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:10:29,582 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:10:29,582 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:10:29,582 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:10:29,583 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:10:29,583 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:10:29,585 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:10:29,585 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:10:29,587 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:10:29,587 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:10:29,587 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:10:29,588 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:10:29,590 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:10:29,590 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:10:29,590 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:10:29,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:10:29,591 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:10:29,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:10:29,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:10:29,595 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:10:29,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:10:29,596 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:10:29,597 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35d30cdccac93bddd26c3755048a0b29ad39c8fa [2019-11-27 16:10:30,155 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:10:30,183 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:10:30,189 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:10:30,193 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:10:30,198 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:10:30,200 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/ex3_forlist.i [2019-11-27 16:10:30,357 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c47099e3/2f1f48bb646d44cd8b6a246db28670c3/FLAGdc7ab1c4e [2019-11-27 16:10:31,436 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:10:31,437 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/ex3_forlist.i [2019-11-27 16:10:31,453 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c47099e3/2f1f48bb646d44cd8b6a246db28670c3/FLAGdc7ab1c4e [2019-11-27 16:10:31,493 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c47099e3/2f1f48bb646d44cd8b6a246db28670c3 [2019-11-27 16:10:31,504 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:10:31,506 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:10:31,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:31,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:10:31,521 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:10:31,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:31" (1/1) ... [2019-11-27 16:10:31,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b7d4b86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:31, skipping insertion in model container [2019-11-27 16:10:31,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:31" (1/1) ... [2019-11-27 16:10:31,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:10:31,600 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:10:32,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:32,049 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:10:32,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:32,230 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:10:32,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:32 WrapperNode [2019-11-27 16:10:32,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:32,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:32,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:10:32,239 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:10:32,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:32" (1/1) ... [2019-11-27 16:10:32,296 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:32" (1/1) ... [2019-11-27 16:10:32,360 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:32,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:10:32,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:10:32,363 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:10:32,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:32" (1/1) ... [2019-11-27 16:10:32,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:32" (1/1) ... [2019-11-27 16:10:32,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:32" (1/1) ... [2019-11-27 16:10:32,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:32" (1/1) ... [2019-11-27 16:10:32,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:32" (1/1) ... [2019-11-27 16:10:32,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:32" (1/1) ... [2019-11-27 16:10:32,437 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:32" (1/1) ... [2019-11-27 16:10:32,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:10:32,469 INFO L168 Benchmark]: Toolchain (without parser) took 946.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:32,470 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:32,475 INFO L168 Benchmark]: CACSL2BoogieTranslator took 720.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:32,476 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.96 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:32,479 INFO L168 Benchmark]: Boogie Preprocessor took 88.15 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:32,486 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 720.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 123.96 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 88.15 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:10:36,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:10:36,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:10:36,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:10:36,208 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:10:36,212 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:10:36,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:10:36,239 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:10:36,241 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:10:36,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:10:36,253 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:10:36,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:10:36,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:10:36,266 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:10:36,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:10:36,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:10:36,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:10:36,283 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:10:36,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:10:36,298 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:10:36,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:10:36,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:10:36,318 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:10:36,322 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:10:36,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:10:36,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:10:36,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:10:36,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:10:36,336 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:10:36,337 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:10:36,340 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:10:36,341 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:10:36,342 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:10:36,346 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:10:36,349 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:10:36,350 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:10:36,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:10:36,353 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:10:36,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:10:36,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:10:36,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:10:36,362 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:10:36,401 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:10:36,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:10:36,406 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:10:36,406 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:10:36,408 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:10:36,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:10:36,408 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:10:36,411 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:10:36,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:10:36,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:10:36,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:10:36,413 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:10:36,413 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:10:36,414 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:10:36,416 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:10:36,416 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:10:36,416 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:10:36,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:10:36,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:10:36,419 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:10:36,419 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:10:36,419 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:10:36,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:10:36,422 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:10:36,422 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:10:36,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:10:36,423 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:10:36,423 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:10:36,423 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:10:36,425 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:10:36,426 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35d30cdccac93bddd26c3755048a0b29ad39c8fa [2019-11-27 16:10:36,996 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:10:37,025 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:10:37,032 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:10:37,036 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:10:37,040 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:10:37,042 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/ex3_forlist.i [2019-11-27 16:10:37,195 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0f947a98/dd46fe3f19e7437780f24bde40bc75a5/FLAGd1369f2e4 [2019-11-27 16:10:38,260 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:10:38,260 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/ex3_forlist.i [2019-11-27 16:10:38,278 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0f947a98/dd46fe3f19e7437780f24bde40bc75a5/FLAGd1369f2e4 [2019-11-27 16:10:38,323 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0f947a98/dd46fe3f19e7437780f24bde40bc75a5 [2019-11-27 16:10:38,333 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:10:38,335 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:10:38,340 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:38,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:10:38,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:10:38,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:38" (1/1) ... [2019-11-27 16:10:38,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b7d4b86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:38, skipping insertion in model container [2019-11-27 16:10:38,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:10:38" (1/1) ... [2019-11-27 16:10:38,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:10:38,430 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:10:38,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:38,928 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:10:39,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:10:39,206 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:10:39,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:39 WrapperNode [2019-11-27 16:10:39,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:10:39,208 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:39,211 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:10:39,211 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:10:39,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:39" (1/1) ... [2019-11-27 16:10:39,281 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:39" (1/1) ... [2019-11-27 16:10:39,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:10:39,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:10:39,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:10:39,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:10:39,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:39" (1/1) ... [2019-11-27 16:10:39,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:39" (1/1) ... [2019-11-27 16:10:39,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:39" (1/1) ... [2019-11-27 16:10:39,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:39" (1/1) ... [2019-11-27 16:10:39,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:39" (1/1) ... [2019-11-27 16:10:39,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:39" (1/1) ... [2019-11-27 16:10:39,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:10:39" (1/1) ... [2019-11-27 16:10:39,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:10:39,470 INFO L168 Benchmark]: Toolchain (without parser) took 1128.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:39,471 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:39,475 INFO L168 Benchmark]: CACSL2BoogieTranslator took 867.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:10:39,478 INFO L168 Benchmark]: Boogie Procedure Inliner took 145.65 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:39,478 INFO L168 Benchmark]: Boogie Preprocessor took 106.48 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:10:39,497 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 867.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 145.65 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 106.48 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...