./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.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.6.2.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 35f1752d81b4bd17d33580b1adb9c195d161bfd1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.6.2.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 35f1752d81b4bd17d33580b1adb9c195d161bfd1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 21:23:42,500 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:42,508 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:42,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:42,548 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:42,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:42,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:42,577 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:42,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:42,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:42,592 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:42,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:42,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:42,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:42,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:42,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:42,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:42,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:42,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:42,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:42,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:42,660 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:42,665 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:42,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:42,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:42,680 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:42,680 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:42,682 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:42,683 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:42,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:42,687 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:42,690 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:42,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:42,696 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:42,698 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:42,698 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:42,701 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:42,701 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:42,702 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:42,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:42,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:42,711 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:23:42,757 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:42,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:42,766 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:42,767 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:42,767 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:42,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:42,769 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:42,769 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:23:42,772 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:42,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:42,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:42,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:42,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:42,775 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:42,776 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:42,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:42,779 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:42,781 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:42,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:42,782 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:42,784 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:42,784 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:42,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:42,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:42,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:42,788 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:42,788 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:23:42,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:23:42,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:42,791 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 -> 35f1752d81b4bd17d33580b1adb9c195d161bfd1 [2019-11-24 21:23:43,484 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:43,514 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:43,523 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:43,525 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:43,528 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:43,533 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:23:43,704 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8622d462/d973e0e9d8c74092b74e316d380e162c/FLAGc66d5f0d4 [2019-11-24 21:23:44,903 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:44,904 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:23:44,941 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8622d462/d973e0e9d8c74092b74e316d380e162c/FLAGc66d5f0d4 [2019-11-24 21:23:44,972 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8622d462/d973e0e9d8c74092b74e316d380e162c [2019-11-24 21:23:44,977 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:44,979 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:44,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:44,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:44,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:45,001 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:44" (1/1) ... [2019-11-24 21:23:45,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:45, skipping insertion in model container [2019-11-24 21:23:45,009 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:44" (1/1) ... [2019-11-24 21:23:45,018 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:45,141 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:46,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:46,061 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:46,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:46,361 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:46,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:46 WrapperNode [2019-11-24 21:23:46,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:46,364 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:46,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:46,365 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:46,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:46" (1/1) ... [2019-11-24 21:23:46,418 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:46" (1/1) ... [2019-11-24 21:23:46,502 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:46,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:46,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:46,506 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:46,524 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:46" (1/1) ... [2019-11-24 21:23:46,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:46" (1/1) ... [2019-11-24 21:23:46,536 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:46" (1/1) ... [2019-11-24 21:23:46,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:46" (1/1) ... [2019-11-24 21:23:46,559 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:46" (1/1) ... [2019-11-24 21:23:46,584 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:46" (1/1) ... [2019-11-24 21:23:46,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:46" (1/1) ... [2019-11-24 21:23:46,620 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:46,635 INFO L168 Benchmark]: Toolchain (without parser) took 1645.72 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 974.1 MB in the end (delta: -6.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:46,637 INFO L168 Benchmark]: CDTParser took 1.20 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 21:23:46,639 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1368.82 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 979.8 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:46,642 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.58 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 974.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:46,645 INFO L168 Benchmark]: Boogie Preprocessor took 116.65 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:46,654 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 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 1368.82 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 979.8 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 140.58 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 974.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 116.65 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 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 21:23:50,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:50,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:50,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:50,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:50,867 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:50,870 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:50,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:50,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:50,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:50,908 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:50,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:50,919 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:50,922 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:50,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:50,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:50,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:50,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:50,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:50,963 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:50,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:50,972 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:50,977 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:50,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:50,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:50,999 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:50,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:51,001 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:51,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:51,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:51,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:51,016 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:51,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:51,022 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:51,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:51,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:51,034 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:51,034 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:51,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:51,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:51,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:51,046 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:23:51,094 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:51,097 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:51,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:51,104 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:51,104 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:51,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:51,105 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:51,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:51,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:51,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:51,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:51,111 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:51,114 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:51,115 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:23:51,115 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:23:51,116 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:51,116 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:51,117 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:51,119 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:51,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:51,120 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:51,120 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:51,122 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:51,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:51,123 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:51,124 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:51,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:51,127 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:23:51,127 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:23:51,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:51,129 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:23:51,129 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 -> 35f1752d81b4bd17d33580b1adb9c195d161bfd1 [2019-11-24 21:23:51,862 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:51,903 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:51,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:51,915 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:51,918 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:51,920 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:23:52,103 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35fba86b5/109629a79922497c87d666eb78dfd301/FLAGad0dfc80a [2019-11-24 21:23:53,242 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:53,243 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:23:53,275 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35fba86b5/109629a79922497c87d666eb78dfd301/FLAGad0dfc80a [2019-11-24 21:23:53,394 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35fba86b5/109629a79922497c87d666eb78dfd301 [2019-11-24 21:23:53,402 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:53,406 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:53,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:53,413 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:53,419 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:53,422 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:53" (1/1) ... [2019-11-24 21:23:53,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b9c6a5a 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 21:23:53,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:53" (1/1) ... [2019-11-24 21:23:53,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:53,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:54,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:54,492 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:54,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:54,822 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:54,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:54 WrapperNode [2019-11-24 21:23:54,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:54,836 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:54,836 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:54,838 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:54,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:54" (1/1) ... [2019-11-24 21:23:54,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:54" (1/1) ... [2019-11-24 21:23:55,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:55,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:55,039 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:55,039 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:55,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:54" (1/1) ... [2019-11-24 21:23:55,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:54" (1/1) ... [2019-11-24 21:23:55,102 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:54" (1/1) ... [2019-11-24 21:23:55,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:54" (1/1) ... [2019-11-24 21:23:55,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:54" (1/1) ... [2019-11-24 21:23:55,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:54" (1/1) ... [2019-11-24 21:23:55,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:54" (1/1) ... [2019-11-24 21:23:55,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:55,210 INFO L168 Benchmark]: Toolchain (without parser) took 1802.70 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 968.4 MB in the end (delta: -6.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:55,213 INFO L168 Benchmark]: CDTParser took 0.46 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 21:23:55,217 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1411.46 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 974.1 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:55,218 INFO L168 Benchmark]: Boogie Procedure Inliner took 200.89 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:55,222 INFO L168 Benchmark]: Boogie Preprocessor took 169.17 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:55,228 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 1411.46 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 974.1 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 200.89 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 169.17 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 968.4 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...