./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.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 6ff9778f679867c2cbd4f760936f57f6a02f1b55 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.1.ufo.BOUNDED-8.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 6ff9778f679867c2cbd4f760936f57f6a02f1b55 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:18:01,970 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:01,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:02,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:02,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:02,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:02,019 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:02,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:02,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:02,048 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:02,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:02,055 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:02,058 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:02,061 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:02,065 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:02,068 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:02,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:02,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:02,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:02,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:02,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:02,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:02,106 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:02,108 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:02,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:02,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:02,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:02,122 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:02,123 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:02,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:02,127 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:02,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:02,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:02,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:02,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:02,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:02,138 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:02,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:02,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:02,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:02,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:02,145 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:18:02,181 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:02,183 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:02,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:02,187 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:02,188 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:02,189 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:02,189 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:02,191 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:18:02,191 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:02,191 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:02,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:02,196 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:02,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:02,197 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:02,197 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:02,197 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:02,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:02,198 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:02,198 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:02,199 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:02,201 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:02,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:02,202 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:02,202 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:02,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:02,204 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:18:02,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:18:02,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:02,205 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 -> 6ff9778f679867c2cbd4f760936f57f6a02f1b55 [2019-11-26 17:18:02,779 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:02,805 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:02,815 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:02,817 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:02,821 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:02,822 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-26 17:18:02,979 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b28181db8/ba1d642f1b1241f78e5a208d1a39c0c2/FLAG394aff0c1 [2019-11-26 17:18:04,035 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:04,039 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-26 17:18:04,063 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b28181db8/ba1d642f1b1241f78e5a208d1a39c0c2/FLAG394aff0c1 [2019-11-26 17:18:04,094 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b28181db8/ba1d642f1b1241f78e5a208d1a39c0c2 [2019-11-26 17:18:04,098 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:04,100 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:04,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:04,110 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:04,114 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:04,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:04" (1/1) ... [2019-11-26 17:18:04,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:04, skipping insertion in model container [2019-11-26 17:18:04,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:04" (1/1) ... [2019-11-26 17:18:04,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:04,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:04,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:04,959 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:05,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:05,151 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:05,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05 WrapperNode [2019-11-26 17:18:05,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:05,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:05,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:05,154 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:05,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,190 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,278 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:05,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:05,283 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:05,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:05,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:05,400 INFO L168 Benchmark]: Toolchain (without parser) took 1292.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.6 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:05,401 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:05,404 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1043.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:05,408 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.69 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:05,409 INFO L168 Benchmark]: Boogie Preprocessor took 105.66 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:05,420 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1043.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 128.69 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 105.66 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 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 0.1.24-025d5a2 [2019-11-26 17:18:09,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:09,290 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:09,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:09,315 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:09,318 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:09,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:09,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:09,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:09,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:09,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:09,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:09,370 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:09,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:09,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:09,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:09,386 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:09,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:09,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:09,402 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:09,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:09,416 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:09,419 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:09,424 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:09,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:09,432 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:09,432 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:09,437 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:09,437 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:09,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:09,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:09,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:09,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:09,448 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:09,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:09,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:09,455 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:09,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:09,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:09,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:09,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:09,465 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:18:09,504 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:09,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:09,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:09,513 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:09,513 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:09,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:09,514 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:09,514 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:09,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:09,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:09,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:09,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:09,517 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:18:09,519 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:18:09,520 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:09,520 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:09,520 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:09,520 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:09,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:09,524 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:09,524 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:09,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:09,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:09,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:09,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:09,526 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:09,526 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:18:09,527 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:18:09,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:09,529 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:18:09,530 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 -> 6ff9778f679867c2cbd4f760936f57f6a02f1b55 [2019-11-26 17:18:10,099 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:10,130 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:10,136 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:10,142 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:10,145 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:10,147 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-26 17:18:10,297 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f41b4d4d8/d4e1b0d0ddbe486fb4b3be76c897cb41/FLAGcd4195a31 [2019-11-26 17:18:11,376 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:11,377 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-26 17:18:11,403 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f41b4d4d8/d4e1b0d0ddbe486fb4b3be76c897cb41/FLAGcd4195a31 [2019-11-26 17:18:11,465 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f41b4d4d8/d4e1b0d0ddbe486fb4b3be76c897cb41 [2019-11-26 17:18:11,474 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:11,478 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:11,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:11,486 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:11,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:11,499 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:11" (1/1) ... [2019-11-26 17:18:11,505 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 26.11 05:18:11, skipping insertion in model container [2019-11-26 17:18:11,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:11" (1/1) ... [2019-11-26 17:18:11,526 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:11,624 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:12,339 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:12,365 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:12,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:12,589 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:12,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:12 WrapperNode [2019-11-26 17:18:12,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:12,597 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:12,598 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:12,598 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:12,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:12" (1/1) ... [2019-11-26 17:18:12,649 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:12" (1/1) ... [2019-11-26 17:18:12,732 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:12,732 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:12,733 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:12,733 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:12,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:12" (1/1) ... [2019-11-26 17:18:12,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:12" (1/1) ... [2019-11-26 17:18:12,755 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:12" (1/1) ... [2019-11-26 17:18:12,756 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:12" (1/1) ... [2019-11-26 17:18:12,790 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:12" (1/1) ... [2019-11-26 17:18:12,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:12" (1/1) ... [2019-11-26 17:18:12,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:12" (1/1) ... [2019-11-26 17:18:12,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:12,837 INFO L168 Benchmark]: Toolchain (without parser) took 1353.27 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 984.1 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:12,838 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. [2019-11-26 17:18:12,841 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1106.87 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 989.8 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:12,842 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.97 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:12,845 INFO L168 Benchmark]: Boogie Preprocessor took 96.32 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:12,852 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 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 1106.87 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 989.8 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 134.97 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 96.32 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 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...