./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.ufo.UNBOUNDED.pals.c.v+cfa-reducer.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/seq-mthreaded-reduced/pals_lcr-var-start-time.6.ufo.UNBOUNDED.pals.c.v+cfa-reducer.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 4d44f27c3509dfcf28c5ca6517dd2f804773a57a .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/seq-mthreaded-reduced/pals_lcr-var-start-time.6.ufo.UNBOUNDED.pals.c.v+cfa-reducer.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 4d44f27c3509dfcf28c5ca6517dd2f804773a57a ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:23:43,477 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:43,480 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:43,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:43,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:43,525 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:43,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:43,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:43,559 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:43,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:43,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:43,573 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:43,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:43,580 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:43,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:43,590 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:43,595 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:43,597 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:43,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:43,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:43,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:43,626 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:43,628 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:43,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:43,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:43,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:43,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:43,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:43,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:43,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:43,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:43,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:43,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:43,660 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:43,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:43,664 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:43,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:43,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:43,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:43,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:43,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:43,677 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:23:43,717 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:43,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:43,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:43,723 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:43,726 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:43,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:43,726 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:43,727 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:23:43,727 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:43,727 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:43,729 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:43,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:43,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:43,731 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:43,732 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:43,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:43,732 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:43,732 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:43,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:43,734 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:43,734 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:43,737 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:43,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:43,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:43,738 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:43,738 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:43,738 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:23:43,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:23:43,739 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:43,739 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 -> 4d44f27c3509dfcf28c5ca6517dd2f804773a57a [2019-11-24 21:23:44,301 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:44,333 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:44,339 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:44,343 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:44,344 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:44,347 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:23:44,509 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/543187c17/2605aa566a064e1d914ab34f9b739a27/FLAG486d233b1 [2019-11-24 21:23:45,652 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:45,656 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:23:45,686 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/543187c17/2605aa566a064e1d914ab34f9b739a27/FLAG486d233b1 [2019-11-24 21:23:46,195 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/543187c17/2605aa566a064e1d914ab34f9b739a27 [2019-11-24 21:23:46,214 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:46,216 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:46,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:46,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:46,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:46,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:46" (1/1) ... [2019-11-24 21:23:46,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:46, skipping insertion in model container [2019-11-24 21:23:46,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:46" (1/1) ... [2019-11-24 21:23:46,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:46,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:47,255 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:47,306 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:47,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:47,573 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:47,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:47 WrapperNode [2019-11-24 21:23:47,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:47,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:47,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:47,576 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:47,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:47" (1/1) ... [2019-11-24 21:23:47,623 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:47" (1/1) ... [2019-11-24 21:23:47,712 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:47,713 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:47,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:47,715 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:47,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:47" (1/1) ... [2019-11-24 21:23:47,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:47" (1/1) ... [2019-11-24 21:23:47,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:47" (1/1) ... [2019-11-24 21:23:47,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:47" (1/1) ... [2019-11-24 21:23:47,766 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:47" (1/1) ... [2019-11-24 21:23:47,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:47" (1/1) ... [2019-11-24 21:23:47,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:47" (1/1) ... [2019-11-24 21:23:47,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:47,831 INFO L168 Benchmark]: Toolchain (without parser) took 1606.60 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 973.7 MB in the end (delta: -12.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:47,832 INFO L168 Benchmark]: CDTParser took 1.03 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 21:23:47,836 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1355.24 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 979.5 MB in the end (delta: -17.8 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:47,838 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.50 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:47,841 INFO L168 Benchmark]: Boogie Preprocessor took 106.96 ms. Allocated memory is still 1.0 GB. Free memory was 979.5 MB in the beginning and 973.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:47,852 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.03 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 1355.24 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 979.5 MB in the end (delta: -17.8 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 136.50 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 106.96 ms. Allocated memory is still 1.0 GB. Free memory was 979.5 MB in the beginning and 973.7 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 0.1.24-32f2683 [2019-11-24 21:23:51,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:51,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:51,654 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:51,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:51,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:51,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:51,675 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:51,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:51,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:51,692 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:51,697 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:51,698 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:51,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:51,704 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:51,708 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:51,711 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:51,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:51,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:51,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:51,735 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:51,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:51,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:51,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:51,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:51,754 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:51,754 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:51,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:51,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:51,761 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:51,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:51,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:51,765 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:51,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:51,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:51,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:51,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:51,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:51,776 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:51,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:51,780 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:51,782 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:23:51,834 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:51,841 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:51,842 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:51,846 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:51,846 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:51,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:51,847 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:51,848 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:51,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:51,848 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:51,849 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:51,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:51,849 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:51,853 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:23:51,853 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:23:51,853 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:51,854 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:51,854 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:51,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:51,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:51,856 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:51,856 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:51,857 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:51,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:51,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:51,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:51,860 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:51,860 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:23:51,864 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:23:51,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:51,865 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:23:51,866 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 -> 4d44f27c3509dfcf28c5ca6517dd2f804773a57a [2019-11-24 21:23:52,398 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:52,435 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:52,445 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:52,450 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:52,453 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:52,455 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:23:52,616 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bbfff062/d95d8ff81d0c40838cab8ebe50572d9c/FLAG1eea6b2ae [2019-11-24 21:23:53,750 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:53,756 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:23:53,791 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bbfff062/d95d8ff81d0c40838cab8ebe50572d9c/FLAG1eea6b2ae [2019-11-24 21:23:53,831 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bbfff062/d95d8ff81d0c40838cab8ebe50572d9c [2019-11-24 21:23:53,841 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:53,843 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:53,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:53,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:53,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:53,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:53" (1/1) ... [2019-11-24 21:23:53,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:53, skipping insertion in model container [2019-11-24 21:23:53,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:53" (1/1) ... [2019-11-24 21:23:53,891 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:54,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:54,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:54,958 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:55,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:55,276 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:55,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:55 WrapperNode [2019-11-24 21:23:55,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:55,279 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:55,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:55,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:55,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:55" (1/1) ... [2019-11-24 21:23:55,340 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:55" (1/1) ... [2019-11-24 21:23:55,439 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:55,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:55,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:55,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:55,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:55" (1/1) ... [2019-11-24 21:23:55,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:55" (1/1) ... [2019-11-24 21:23:55,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:55" (1/1) ... [2019-11-24 21:23:55,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:55" (1/1) ... [2019-11-24 21:23:55,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:55" (1/1) ... [2019-11-24 21:23:55,558 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:55" (1/1) ... [2019-11-24 21:23:55,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:55" (1/1) ... [2019-11-24 21:23:55,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:55,585 INFO L168 Benchmark]: Toolchain (without parser) took 1737.59 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 972.7 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:55,590 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:55,591 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1429.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:55,592 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.90 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:55,604 INFO L168 Benchmark]: Boogie Preprocessor took 136.68 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:55,615 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1429.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.90 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 136.68 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 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...