./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cbmc-regression/float-no-simp3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/floats-cbmc-regression/float-no-simp3.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 eb63ba8209b4429912d8171cad5a1e8773f9c13b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/floats-cbmc-regression/float-no-simp3.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 eb63ba8209b4429912d8171cad5a1e8773f9c13b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:03:25,665 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:03:25,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:03:25,694 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:03:25,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:03:25,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:03:25,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:03:25,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:03:25,735 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:03:25,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:03:25,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:03:25,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:03:25,752 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:03:25,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:03:25,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:03:25,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:03:25,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:03:25,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:03:25,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:03:25,790 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:03:25,795 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:03:25,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:03:25,805 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:03:25,809 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:03:25,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:03:25,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:03:25,817 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:03:25,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:03:25,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:03:25,823 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:03:25,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:03:25,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:03:25,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:03:25,830 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:03:25,835 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:03:25,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:03:25,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:03:25,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:03:25,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:03:25,844 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:03:25,846 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:03:25,849 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:03:25,889 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:03:25,892 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:03:25,898 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:03:25,898 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:03:25,898 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:03:25,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:03:25,899 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:03:25,899 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:03:25,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:03:25,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:03:25,903 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:03:25,903 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:03:25,904 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:03:25,904 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:03:25,905 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:03:25,905 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:03:25,907 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:03:25,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:03:25,907 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:03:25,908 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:03:25,908 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:03:25,909 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:03:25,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:03:25,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:03:25,912 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:03:25,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:03:25,913 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:03:25,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:03:25,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:03:25,914 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 -> eb63ba8209b4429912d8171cad5a1e8773f9c13b [2019-11-24 21:03:26,428 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:03:26,454 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:03:26,462 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:03:26,466 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:03:26,467 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:03:26,467 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float-no-simp3.c [2019-11-24 21:03:26,617 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/822fdd8c1/35c3fadbaf8f4b1abf39d72962090230/FLAGacff912f7 [2019-11-24 21:03:27,591 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:03:27,592 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float-no-simp3.c [2019-11-24 21:03:27,606 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/822fdd8c1/35c3fadbaf8f4b1abf39d72962090230/FLAGacff912f7 [2019-11-24 21:03:27,812 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/822fdd8c1/35c3fadbaf8f4b1abf39d72962090230 [2019-11-24 21:03:27,818 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:03:27,821 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:03:27,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:03:27,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:03:27,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:03:27,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:03:27" (1/1) ... [2019-11-24 21:03:27,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33dd396d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:27, skipping insertion in model container [2019-11-24 21:03:27,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:03:27" (1/1) ... [2019-11-24 21:03:27,866 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:03:27,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:03:28,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:03:28,301 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:03:28,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:03:28,370 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:03:28,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:28 WrapperNode [2019-11-24 21:03:28,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:03:28,376 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:03:28,378 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:03:28,378 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:03:28,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:28" (1/1) ... [2019-11-24 21:03:28,408 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:28" (1/1) ... [2019-11-24 21:03:28,522 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:03:28,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:03:28,524 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:03:28,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:03:28,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:28" (1/1) ... [2019-11-24 21:03:28,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:28" (1/1) ... [2019-11-24 21:03:28,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:28" (1/1) ... [2019-11-24 21:03:28,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:28" (1/1) ... [2019-11-24 21:03:28,559 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:28" (1/1) ... [2019-11-24 21:03:28,563 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:28" (1/1) ... [2019-11-24 21:03:28,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:28" (1/1) ... [2019-11-24 21:03:28,570 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:03:28,578 INFO L168 Benchmark]: Toolchain (without parser) took 751.22 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 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:03:28,579 INFO L168 Benchmark]: CDTParser took 1.85 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. [2019-11-24 21:03:28,583 INFO L168 Benchmark]: CACSL2BoogieTranslator took 549.31 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:03:28,584 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.1 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:03:28,585 INFO L168 Benchmark]: Boogie Preprocessor took 45.96 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:03:28,602 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.85 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 549.31 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 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 147.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.1 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 45.96 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 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 0.1.24-32f2683 [2019-11-24 21:03:32,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:03:32,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:03:32,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:03:32,560 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:03:32,562 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:03:32,570 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:03:32,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:03:32,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:03:32,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:03:32,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:03:32,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:03:32,604 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:03:32,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:03:32,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:03:32,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:03:32,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:03:32,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:03:32,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:03:32,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:03:32,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:03:32,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:03:32,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:03:32,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:03:32,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:03:32,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:03:32,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:03:32,674 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:03:32,675 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:03:32,678 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:03:32,678 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:03:32,680 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:03:32,686 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:03:32,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:03:32,690 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:03:32,694 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:03:32,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:03:32,696 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:03:32,696 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:03:32,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:03:32,702 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:03:32,704 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:03:32,743 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:03:32,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:03:32,750 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:03:32,751 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:03:32,751 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:03:32,751 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:03:32,752 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:03:32,752 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:03:32,752 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:03:32,755 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:03:32,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:03:32,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:03:32,757 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:03:32,757 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:03:32,758 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:03:32,758 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:03:32,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:03:32,760 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:03:32,760 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:03:32,760 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:03:32,761 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:03:32,761 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:03:32,761 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:03:32,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:03:32,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:03:32,763 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:03:32,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:03:32,764 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:03:32,766 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:03:32,766 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:03:32,767 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:03:32,768 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 -> eb63ba8209b4429912d8171cad5a1e8773f9c13b [2019-11-24 21:03:33,296 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:03:33,321 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:03:33,325 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:03:33,332 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:03:33,333 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:03:33,334 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float-no-simp3.c [2019-11-24 21:03:33,485 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/762bde4f4/1284a3ba39f7491bb78c47e1f4d03a4d/FLAG8d80f366a [2019-11-24 21:03:34,474 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:03:34,478 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float-no-simp3.c [2019-11-24 21:03:34,496 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/762bde4f4/1284a3ba39f7491bb78c47e1f4d03a4d/FLAG8d80f366a [2019-11-24 21:03:34,776 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/762bde4f4/1284a3ba39f7491bb78c47e1f4d03a4d [2019-11-24 21:03:34,781 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:03:34,783 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:03:34,792 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:03:34,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:03:34,799 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:03:34,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:03:34" (1/1) ... [2019-11-24 21:03:34,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2802928b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:34, skipping insertion in model container [2019-11-24 21:03:34,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:03:34" (1/1) ... [2019-11-24 21:03:34,820 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:03:34,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:03:35,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:03:35,264 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:03:35,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:03:35,306 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:03:35,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:35 WrapperNode [2019-11-24 21:03:35,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:03:35,309 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:03:35,309 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:03:35,311 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:03:35,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:35" (1/1) ... [2019-11-24 21:03:35,428 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:35" (1/1) ... [2019-11-24 21:03:35,452 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:03:35,453 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:03:35,453 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:03:35,453 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:03:35,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:35" (1/1) ... [2019-11-24 21:03:35,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:35" (1/1) ... [2019-11-24 21:03:35,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:35" (1/1) ... [2019-11-24 21:03:35,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:35" (1/1) ... [2019-11-24 21:03:35,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:35" (1/1) ... [2019-11-24 21:03:35,477 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:35" (1/1) ... [2019-11-24 21:03:35,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:35" (1/1) ... [2019-11-24 21:03:35,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:03:35,492 INFO L168 Benchmark]: Toolchain (without parser) took 706.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:03:35,502 INFO L168 Benchmark]: CDTParser took 2.37 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:03:35,504 INFO L168 Benchmark]: CACSL2BoogieTranslator took 516.67 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:03:35,508 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.3 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:03:35,509 INFO L168 Benchmark]: Boogie Preprocessor took 34.48 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:03:35,527 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.37 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 516.67 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 143.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.3 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 34.48 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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...