./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.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/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.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 abf77f97875b3c7e87b90b0cc41c08fea68d8fc2 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.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 abf77f97875b3c7e87b90b0cc41c08fea68d8fc2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:01:13,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:13,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:14,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:14,005 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:14,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:14,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:14,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:14,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:14,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:14,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:14,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:14,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:14,056 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:14,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:14,063 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:14,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:14,075 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:14,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:14,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:14,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:14,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:14,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:14,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:14,114 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:14,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:14,117 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:14,119 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:14,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:14,123 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:14,123 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:14,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:14,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:14,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:14,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:14,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:14,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:14,137 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:14,137 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:14,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:14,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:14,146 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:14,186 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:14,186 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:14,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:14,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:14,192 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:14,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:14,195 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:14,195 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:14,196 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:14,196 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:14,197 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:14,197 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:14,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:14,198 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:14,200 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:14,200 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:14,200 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:14,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:14,203 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:14,203 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:14,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:14,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:14,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:14,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:14,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:14,208 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:14,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:14,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:14,209 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 -> abf77f97875b3c7e87b90b0cc41c08fea68d8fc2 [2019-11-27 10:01:14,854 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:14,882 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:14,889 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:14,894 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:14,895 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:14,896 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c [2019-11-27 10:01:15,044 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1227ca3ea/808d0e22e19746dcb852e5bd24f13a22/FLAG00080fb9a [2019-11-27 10:01:16,161 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:16,163 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c [2019-11-27 10:01:16,189 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1227ca3ea/808d0e22e19746dcb852e5bd24f13a22/FLAG00080fb9a [2019-11-27 10:01:16,230 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1227ca3ea/808d0e22e19746dcb852e5bd24f13a22 [2019-11-27 10:01:16,238 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:16,240 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:16,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:16,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:16,252 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:16,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:16" (1/1) ... [2019-11-27 10:01:16,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dacc51d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:16, skipping insertion in model container [2019-11-27 10:01:16,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:16" (1/1) ... [2019-11-27 10:01:16,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:16,379 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:17,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:17,052 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:17,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:17,217 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:17,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17 WrapperNode [2019-11-27 10:01:17,224 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:17,232 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:17,233 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:17,233 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:17,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,349 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:17,357 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:17,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:17,358 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:17,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,450 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:17,480 INFO L168 Benchmark]: Toolchain (without parser) took 1238.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 984.3 MB in the end (delta: -26.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:17,489 INFO L168 Benchmark]: CDTParser took 2.94 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. [2019-11-27 10:01:17,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 980.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 991.4 MB in the end (delta: -34.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:17,496 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.88 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:17,500 INFO L168 Benchmark]: Boogie Preprocessor took 118.29 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:17,510 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.94 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 980.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 991.4 MB in the end (delta: -34.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 116.88 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 118.29 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:21,216 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:21,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:21,246 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:21,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:21,250 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:21,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:21,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:21,285 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:21,289 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:21,294 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:21,301 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:21,304 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:21,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:21,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:21,322 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:21,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:21,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:21,334 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:21,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:21,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:21,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:21,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:21,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:21,374 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:21,374 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:21,375 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:21,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:21,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:21,383 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:21,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:21,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:21,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:21,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:21,394 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:21,395 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:21,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:21,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:21,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:21,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:21,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:21,409 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:21,449 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:21,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:21,455 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:21,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:21,458 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:21,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:21,459 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:21,460 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:21,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:21,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:21,464 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:21,464 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:21,465 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:21,465 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:21,466 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:21,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:21,468 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:21,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:21,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:21,469 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:21,470 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:21,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:21,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:21,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:21,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:21,474 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:21,474 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:21,476 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:21,476 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:21,476 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:21,478 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 -> abf77f97875b3c7e87b90b0cc41c08fea68d8fc2 [2019-11-27 10:01:22,064 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:22,097 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:22,107 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:22,110 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:22,113 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:22,115 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c [2019-11-27 10:01:22,287 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1668b37a5/50f315f1ce124fe8bdfe8f0d12a58435/FLAG950267d8a [2019-11-27 10:01:23,419 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:23,423 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c [2019-11-27 10:01:23,436 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1668b37a5/50f315f1ce124fe8bdfe8f0d12a58435/FLAG950267d8a [2019-11-27 10:01:23,472 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1668b37a5/50f315f1ce124fe8bdfe8f0d12a58435 [2019-11-27 10:01:23,485 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:23,489 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:23,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:23,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:23,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:23,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:23" (1/1) ... [2019-11-27 10:01:23,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4915e153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:23, skipping insertion in model container [2019-11-27 10:01:23,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:23" (1/1) ... [2019-11-27 10:01:23,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:23,636 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:24,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:24,330 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:24,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:24,505 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:24,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:24 WrapperNode [2019-11-27 10:01:24,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:24,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:24,509 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:24,509 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:24,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:24,547 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:24,602 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:24,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:24,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:24,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:24,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:24,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:24,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:24,636 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:24,668 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:24,702 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:24,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:24,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:24,735 INFO L168 Benchmark]: Toolchain (without parser) took 1241.09 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 984.3 MB in the end (delta: -16.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:24,737 INFO L168 Benchmark]: CDTParser took 3.96 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 10:01:24,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1010.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.3 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:24,742 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.18 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:24,743 INFO L168 Benchmark]: Boogie Preprocessor took 123.89 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:24,753 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.96 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 1010.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.3 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 94.18 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 123.89 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...