./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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.5.2.ufo.UNBOUNDED.pals.c.v+sep-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 393f760eb2c1130afbaff91588a74ebced35b22f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.5.2.ufo.UNBOUNDED.pals.c.v+sep-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 393f760eb2c1130afbaff91588a74ebced35b22f .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:05:17,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:17,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:17,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:17,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:17,627 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:17,641 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:17,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:17,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:17,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:17,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:17,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:17,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:17,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:17,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:17,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:17,697 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:17,702 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:17,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:17,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:17,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:17,729 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:17,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:17,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:17,745 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:17,746 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:17,746 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:17,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:17,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:17,753 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:17,756 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:17,757 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:17,758 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:17,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:17,766 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:17,767 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:17,768 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:17,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:17,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:17,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:17,777 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:17,778 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:05:17,819 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:17,822 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:17,828 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:17,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:17,829 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:17,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:17,830 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:17,830 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:05:17,830 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:17,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:17,832 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:17,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:17,833 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:17,835 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:17,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:17,836 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:17,836 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:17,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:17,837 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:17,837 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:17,839 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:17,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:17,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:17,840 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:17,840 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:17,840 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:05:17,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:05:17,842 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:17,842 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 -> 393f760eb2c1130afbaff91588a74ebced35b22f [2019-11-27 10:05:18,458 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:18,490 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:18,499 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:18,500 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:18,503 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:18,507 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 10:05:18,663 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7daaa38eb/f15898b89f964741b96f88064c3a4136/FLAG9c6941679 [2019-11-27 10:05:20,924 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:20,929 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 10:05:21,111 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7daaa38eb/f15898b89f964741b96f88064c3a4136/FLAG9c6941679 [2019-11-27 10:05:21,150 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7daaa38eb/f15898b89f964741b96f88064c3a4136 [2019-11-27 10:05:21,158 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:21,163 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:21,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:21,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:21,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:21,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:21" (1/1) ... [2019-11-27 10:05:21,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f3ba84f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:21, skipping insertion in model container [2019-11-27 10:05:21,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:21" (1/1) ... [2019-11-27 10:05:21,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:22,300 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:28,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:28,241 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:32,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:32,243 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:32,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:32 WrapperNode [2019-11-27 10:05:32,249 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:32,250 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:32,250 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:32,251 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:32,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:32" (1/1) ... [2019-11-27 10:05:32,524 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:32" (1/1) ... [2019-11-27 10:05:33,129 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:33,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:33,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:33,133 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:33,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:32" (1/1) ... [2019-11-27 10:05:33,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:32" (1/1) ... [2019-11-27 10:05:33,288 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:32" (1/1) ... [2019-11-27 10:05:33,289 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:32" (1/1) ... [2019-11-27 10:05:33,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:32" (1/1) ... [2019-11-27 10:05:33,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:32" (1/1) ... [2019-11-27 10:05:33,943 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:32" (1/1) ... [2019-11-27 10:05:34,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:34,105 INFO L168 Benchmark]: Toolchain (without parser) took 12934.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 720.1 MB in the end (delta: 218.7 MB). Peak memory consumption was 218.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:34,106 INFO L168 Benchmark]: CDTParser took 0.47 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. [2019-11-27 10:05:34,108 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11081.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 861.7 MB in the end (delta: 77.1 MB). Peak memory consumption was 275.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:34,112 INFO L168 Benchmark]: Boogie Procedure Inliner took 881.87 ms. Allocated memory is still 1.0 GB. Free memory was 861.7 MB in the beginning and 786.0 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:34,117 INFO L168 Benchmark]: Boogie Preprocessor took 961.41 ms. Allocated memory is still 1.0 GB. Free memory was 786.0 MB in the beginning and 720.1 MB in the end (delta: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:34,128 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 11081.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 861.7 MB in the end (delta: 77.1 MB). Peak memory consumption was 275.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 881.87 ms. Allocated memory is still 1.0 GB. Free memory was 861.7 MB in the beginning and 786.0 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 961.41 ms. Allocated memory is still 1.0 GB. Free memory was 786.0 MB in the beginning and 720.1 MB in the end (delta: 65.9 MB). Peak memory consumption was 65.9 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-da95e15 [2019-11-27 10:05:38,046 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:38,049 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:38,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:38,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:38,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:38,097 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:38,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:38,121 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:38,123 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:38,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:38,132 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:38,133 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:38,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:38,144 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:38,149 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:38,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:38,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:38,164 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:38,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:38,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:38,187 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:38,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:38,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:38,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:38,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:38,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:38,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:38,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:38,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:38,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:38,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:38,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:38,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:38,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:38,225 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:38,229 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:38,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:38,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:38,231 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:38,234 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:38,236 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:05:38,280 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:38,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:38,286 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:38,288 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:38,288 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:38,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:38,290 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:38,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:38,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:38,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:38,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:38,295 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:38,295 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:05:38,296 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:05:38,296 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:38,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:38,297 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:38,299 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:38,299 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:38,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:38,300 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:38,302 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:38,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:38,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:38,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:38,303 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:38,303 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:05:38,305 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:05:38,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:38,305 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:05:38,307 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 -> 393f760eb2c1130afbaff91588a74ebced35b22f [2019-11-27 10:05:38,913 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:38,944 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:38,953 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:38,959 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:38,959 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:38,961 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 10:05:39,124 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f0512be5/b4f6fd16b8cc49898c5b5c6eaf51274d/FLAG0419e2da8 [2019-11-27 10:05:41,379 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:41,380 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 10:05:41,570 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f0512be5/b4f6fd16b8cc49898c5b5c6eaf51274d/FLAG0419e2da8 [2019-11-27 10:05:41,608 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f0512be5/b4f6fd16b8cc49898c5b5c6eaf51274d [2019-11-27 10:05:41,619 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:41,624 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:41,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:41,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:41,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:41,639 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:41" (1/1) ... [2019-11-27 10:05:41,647 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13295c89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:41, skipping insertion in model container [2019-11-27 10:05:41,647 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:41" (1/1) ... [2019-11-27 10:05:41,664 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:42,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:50,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:50,242 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:55,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:55,311 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:55,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:55 WrapperNode [2019-11-27 10:05:55,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:55,317 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:55,320 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:55,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:55,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:55" (1/1) ... [2019-11-27 10:05:55,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:55" (1/1) ... [2019-11-27 10:05:56,587 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:56,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:56,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:56,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:56,611 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:55" (1/1) ... [2019-11-27 10:05:56,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:55" (1/1) ... [2019-11-27 10:05:56,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:55" (1/1) ... [2019-11-27 10:05:56,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:55" (1/1) ... [2019-11-27 10:05:57,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:55" (1/1) ... [2019-11-27 10:05:57,292 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:55" (1/1) ... [2019-11-27 10:05:57,427 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:55" (1/1) ... [2019-11-27 10:05:57,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:57,618 INFO L168 Benchmark]: Toolchain (without parser) took 15987.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 797.3 MB in the end (delta: 141.5 MB). Peak memory consumption was 141.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:57,619 INFO L168 Benchmark]: CDTParser took 2.68 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. [2019-11-27 10:05:57,623 INFO L168 Benchmark]: CACSL2BoogieTranslator took 13689.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 693.2 MB in the end (delta: 245.6 MB). Peak memory consumption was 262.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:57,624 INFO L168 Benchmark]: Boogie Procedure Inliner took 1271.86 ms. Allocated memory is still 1.0 GB. Free memory was 693.2 MB in the beginning and 864.3 MB in the end (delta: -171.1 MB). Peak memory consumption was 55.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:57,629 INFO L168 Benchmark]: Boogie Preprocessor took 1019.54 ms. Allocated memory is still 1.0 GB. Free memory was 864.3 MB in the beginning and 797.3 MB in the end (delta: 67.0 MB). Peak memory consumption was 67.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:57,641 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.68 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 13689.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 693.2 MB in the end (delta: 245.6 MB). Peak memory consumption was 262.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1271.86 ms. Allocated memory is still 1.0 GB. Free memory was 693.2 MB in the beginning and 864.3 MB in the end (delta: -171.1 MB). Peak memory consumption was 55.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1019.54 ms. Allocated memory is still 1.0 GB. Free memory was 864.3 MB in the beginning and 797.3 MB in the end (delta: 67.0 MB). Peak memory consumption was 67.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...