./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-lit/mcmillan2006.i --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/loop-lit/mcmillan2006.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 025e0289c8e9b33528493c96bf0a22ba3200731b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/loop-lit/mcmillan2006.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 025e0289c8e9b33528493c96bf0a22ba3200731b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:04:18,502 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:18,508 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:18,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:18,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:18,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:18,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:18,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:18,569 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:18,574 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:18,575 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:18,581 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:18,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:18,588 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:18,592 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:18,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:18,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:18,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:18,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:18,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:18,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:18,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:18,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:18,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:18,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:18,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:18,646 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:18,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:18,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:18,651 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:18,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:18,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:18,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:18,660 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:18,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:18,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:18,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:18,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:18,670 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:18,671 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:18,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:18,675 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:04:18,713 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:18,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:18,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:18,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:18,722 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:18,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:18,723 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:18,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:04:18,723 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:18,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:18,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:18,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:18,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:18,726 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:18,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:18,728 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:18,728 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:18,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:18,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:18,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:18,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:18,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:18,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:18,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:18,733 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:18,735 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:04:18,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:04:18,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:18,736 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 -> 025e0289c8e9b33528493c96bf0a22ba3200731b [2019-11-26 17:04:19,246 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:19,273 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:19,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:19,285 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:19,286 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:19,289 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/mcmillan2006.i [2019-11-26 17:04:19,444 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48578703c/e31e3f5657d94c7a9bb736739adc236d/FLAG04207ca3c [2019-11-26 17:04:20,448 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:20,450 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/mcmillan2006.i [2019-11-26 17:04:20,464 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48578703c/e31e3f5657d94c7a9bb736739adc236d/FLAG04207ca3c [2019-11-26 17:04:20,642 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48578703c/e31e3f5657d94c7a9bb736739adc236d [2019-11-26 17:04:20,647 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:20,657 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:20,660 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:20,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:20,670 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:20,673 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:20" (1/1) ... [2019-11-26 17:04:20,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483df1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:20, skipping insertion in model container [2019-11-26 17:04:20,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:20" (1/1) ... [2019-11-26 17:04:20,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:20,747 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:21,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:21,194 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:21,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:21,246 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:21,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:21 WrapperNode [2019-11-26 17:04:21,248 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:21,255 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:21,256 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:21,256 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:21,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:21" (1/1) ... [2019-11-26 17:04:21,381 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:21" (1/1) ... [2019-11-26 17:04:21,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:21,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:21,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:21,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:21,442 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:21" (1/1) ... [2019-11-26 17:04:21,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:21" (1/1) ... [2019-11-26 17:04:21,457 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:21" (1/1) ... [2019-11-26 17:04:21,458 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:21" (1/1) ... [2019-11-26 17:04:21,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:21" (1/1) ... [2019-11-26 17:04:21,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:21" (1/1) ... [2019-11-26 17:04:21,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:21" (1/1) ... [2019-11-26 17:04:21,493 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:21,501 INFO L168 Benchmark]: Toolchain (without parser) took 848.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 991.2 MB in the end (delta: -32.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:21,507 INFO L168 Benchmark]: CDTParser took 0.33 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 17:04:21,520 INFO L168 Benchmark]: CACSL2BoogieTranslator took 588.32 ms. Allocated memory is still 1.0 GB. Free memory was 958.8 MB in the beginning and 947.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:21,523 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 996.9 MB in the end (delta: -49.6 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:21,528 INFO L168 Benchmark]: Boogie Preprocessor took 72.83 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 17:04:21,541 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 588.32 ms. Allocated memory is still 1.0 GB. Free memory was 958.8 MB in the beginning and 947.4 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 166.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 996.9 MB in the end (delta: -49.6 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 72.83 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:04:25,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:25,003 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:25,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:25,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:25,036 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:25,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:25,057 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:25,062 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:25,066 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:25,068 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:25,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:25,073 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:25,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:25,080 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:25,085 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:25,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:25,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:25,094 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:25,102 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:25,106 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:25,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:25,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:25,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:25,126 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:25,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:25,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:25,131 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:25,132 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:25,133 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:25,135 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:25,136 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:25,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:25,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:25,143 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:25,146 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:25,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:25,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:25,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:25,152 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:25,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:25,157 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:04:25,196 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:25,198 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:25,202 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:25,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:25,203 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:25,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:25,206 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:25,206 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:25,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:25,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:25,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:25,209 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:25,209 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:04:25,210 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:04:25,211 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:25,211 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:25,211 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:25,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:25,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:25,214 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:25,215 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:25,215 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:25,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:25,216 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:25,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:25,219 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:25,219 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:04:25,219 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:04:25,220 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:25,220 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:04:25,222 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 -> 025e0289c8e9b33528493c96bf0a22ba3200731b [2019-11-26 17:04:25,713 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:25,742 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:25,750 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:25,757 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:25,757 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:25,759 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/mcmillan2006.i [2019-11-26 17:04:25,907 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0c2f020f/198f0fa20cc74f0796f364f3c05e46d6/FLAG940c9a912 [2019-11-26 17:04:26,865 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:26,866 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/mcmillan2006.i [2019-11-26 17:04:26,878 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0c2f020f/198f0fa20cc74f0796f364f3c05e46d6/FLAG940c9a912 [2019-11-26 17:04:27,049 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0c2f020f/198f0fa20cc74f0796f364f3c05e46d6 [2019-11-26 17:04:27,060 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:27,062 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:27,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:27,073 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:27,079 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:27,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:27" (1/1) ... [2019-11-26 17:04:27,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:27, skipping insertion in model container [2019-11-26 17:04:27,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:27" (1/1) ... [2019-11-26 17:04:27,111 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:27,155 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:27,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:27,652 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:27,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:27,746 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:27,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:27 WrapperNode [2019-11-26 17:04:27,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:27,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:27,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:27,754 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:27,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:27" (1/1) ... [2019-11-26 17:04:27,895 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:27" (1/1) ... [2019-11-26 17:04:27,945 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:27,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:27,948 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:27,948 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:27,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:27" (1/1) ... [2019-11-26 17:04:27,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:27" (1/1) ... [2019-11-26 17:04:27,979 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:27" (1/1) ... [2019-11-26 17:04:27,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:27" (1/1) ... [2019-11-26 17:04:28,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:27" (1/1) ... [2019-11-26 17:04:28,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:27" (1/1) ... [2019-11-26 17:04:28,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:27" (1/1) ... [2019-11-26 17:04:28,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:28,042 INFO L168 Benchmark]: Toolchain (without parser) took 967.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.2 MB in the end (delta: -30.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:28,044 INFO L168 Benchmark]: CDTParser took 0.35 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 17:04:28,050 INFO L168 Benchmark]: CACSL2BoogieTranslator took 680.14 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 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 17:04:28,052 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.41 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 17:04:28,056 INFO L168 Benchmark]: Boogie Preprocessor took 81.61 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 17:04:28,065 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 680.14 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 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 194.41 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 81.61 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...