./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/trex01-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/loops/trex01-1.c -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 a96387d2ca2f5f27d1a97919b6a11b3894324e22 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/loops/trex01-1.c -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 a96387d2ca2f5f27d1a97919b6a11b3894324e22 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:03:24,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:03:24,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:03:24,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:03:24,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:03:24,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:03:24,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:03:24,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:03:24,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:03:24,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:03:24,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:03:24,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:03:24,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:03:24,421 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:03:24,423 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:03:24,424 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:03:24,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:03:24,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:03:24,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:03:24,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:03:24,443 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:03:24,451 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:03:24,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:03:24,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:03:24,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:03:24,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:03:24,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:03:24,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:03:24,464 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:03:24,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:03:24,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:03:24,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:03:24,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:03:24,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:03:24,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:03:24,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:03:24,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:03:24,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:03:24,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:03:24,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:03:24,481 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:03:24,482 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:03:24,515 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:03:24,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:03:24,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:03:24,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:03:24,523 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:03:24,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:03:24,523 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:03:24,526 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:03:24,526 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:03:24,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:03:24,528 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:03:24,528 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:03:24,528 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:03:24,529 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:03:24,529 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:03:24,531 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:03:24,531 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:03:24,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:03:24,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:03:24,532 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:03:24,532 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:03:24,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:03:24,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:03:24,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:03:24,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:03:24,534 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:03:24,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:03:24,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:03:24,537 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 -> a96387d2ca2f5f27d1a97919b6a11b3894324e22 [2019-11-26 17:03:24,926 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:03:24,945 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:03:24,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:03:24,952 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:03:24,952 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:03:24,955 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/trex01-1.c [2019-11-26 17:03:25,065 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ec736fbc/7ddcdb2701a8484b91d6023a0218c846/FLAG261d3ef7b [2019-11-26 17:03:25,769 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:03:25,770 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/trex01-1.c [2019-11-26 17:03:25,781 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ec736fbc/7ddcdb2701a8484b91d6023a0218c846/FLAG261d3ef7b [2019-11-26 17:03:26,090 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ec736fbc/7ddcdb2701a8484b91d6023a0218c846 [2019-11-26 17:03:26,096 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:03:26,098 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:03:26,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:26,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:03:26,108 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:03:26,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:26,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58038550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26, skipping insertion in model container [2019-11-26 17:03:26,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:26,128 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:03:26,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:03:26,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:26,479 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:03:26,510 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:26,526 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:03:26,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26 WrapperNode [2019-11-26 17:03:26,528 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:26,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:26,533 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:03:26,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:03:26,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:26,546 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:26,651 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:26,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:03:26,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:03:26,654 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:03:26,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:26,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:26,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:26,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:26,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:26,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:26,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:26" (1/1) ... [2019-11-26 17:03:26,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:03:26,726 INFO L168 Benchmark]: Toolchain (without parser) took 621.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 991.2 MB in the end (delta: -28.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:26,729 INFO L168 Benchmark]: CDTParser took 0.27 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. [2019-11-26 17:03:26,730 INFO L168 Benchmark]: CACSL2BoogieTranslator took 426.04 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:26,732 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 997.0 MB in the end (delta: -45.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:26,735 INFO L168 Benchmark]: Boogie Preprocessor took 63.02 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:26,746 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 426.04 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 120.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 997.0 MB in the end (delta: -45.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 63.02 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. 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 0.1.24-025d5a2 [2019-11-26 17:03:29,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:03:29,405 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:03:29,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:03:29,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:03:29,432 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:03:29,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:03:29,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:03:29,453 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:03:29,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:03:29,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:03:29,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:03:29,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:03:29,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:03:29,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:03:29,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:03:29,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:03:29,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:03:29,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:03:29,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:03:29,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:03:29,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:03:29,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:03:29,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:03:29,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:03:29,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:03:29,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:03:29,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:03:29,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:03:29,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:03:29,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:03:29,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:03:29,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:03:29,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:03:29,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:03:29,518 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:03:29,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:03:29,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:03:29,520 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:03:29,524 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:03:29,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:03:29,526 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:03:29,554 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:03:29,556 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:03:29,558 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:03:29,561 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:03:29,561 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:03:29,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:03:29,562 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:03:29,562 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:03:29,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:03:29,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:03:29,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:03:29,563 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:03:29,564 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:03:29,565 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:03:29,565 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:03:29,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:03:29,566 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:03:29,566 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:03:29,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:03:29,568 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:03:29,568 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:03:29,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:03:29,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:03:29,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:03:29,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:03:29,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:03:29,569 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:03:29,571 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:03:29,571 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:03:29,571 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:03:29,572 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 -> a96387d2ca2f5f27d1a97919b6a11b3894324e22 [2019-11-26 17:03:29,988 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:03:30,008 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:03:30,014 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:03:30,018 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:03:30,019 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:03:30,020 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/trex01-1.c [2019-11-26 17:03:30,130 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee6cb54b3/278ce9e46f6d47deb9318d6ba58fd135/FLAGb262f7a99 [2019-11-26 17:03:30,807 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:03:30,808 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/trex01-1.c [2019-11-26 17:03:30,818 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee6cb54b3/278ce9e46f6d47deb9318d6ba58fd135/FLAGb262f7a99 [2019-11-26 17:03:31,143 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee6cb54b3/278ce9e46f6d47deb9318d6ba58fd135 [2019-11-26 17:03:31,155 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:03:31,157 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:03:31,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:31,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:03:31,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:03:31,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:31" (1/1) ... [2019-11-26 17:03:31,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:31, skipping insertion in model container [2019-11-26 17:03:31,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:31" (1/1) ... [2019-11-26 17:03:31,190 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:03:31,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:03:31,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:31,513 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:03:31,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:31,560 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:03:31,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:31 WrapperNode [2019-11-26 17:03:31,561 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:31,562 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:31,562 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:03:31,562 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:03:31,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:31" (1/1) ... [2019-11-26 17:03:31,642 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:31" (1/1) ... [2019-11-26 17:03:31,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:31,677 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:03:31,677 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:03:31,678 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:03:31,685 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:31" (1/1) ... [2019-11-26 17:03:31,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:31" (1/1) ... [2019-11-26 17:03:31,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:31" (1/1) ... [2019-11-26 17:03:31,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:31" (1/1) ... [2019-11-26 17:03:31,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:31" (1/1) ... [2019-11-26 17:03:31,706 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:31" (1/1) ... [2019-11-26 17:03:31,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:31" (1/1) ... [2019-11-26 17:03:31,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:03:31,726 INFO L168 Benchmark]: Toolchain (without parser) took 567.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.2 MB in the end (delta: -31.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:31,727 INFO L168 Benchmark]: CDTParser took 0.76 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. [2019-11-26 17:03:31,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 400.84 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:31,730 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 996.9 MB in the end (delta: -48.1 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:31,731 INFO L168 Benchmark]: Boogie Preprocessor took 44.41 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:31,748 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76 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 400.84 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 114.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 996.9 MB in the end (delta: -48.1 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 44.41 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...