./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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.4.2.ufo.BOUNDED-8.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 5ece07e091f918f26c76e2a65f38501df262220c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.2.ufo.BOUNDED-8.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 5ece07e091f918f26c76e2a65f38501df262220c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:23:10,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:10,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:11,004 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:11,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:11,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:11,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:11,038 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:11,045 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:11,051 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:11,053 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:11,057 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:11,060 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:11,064 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:11,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:11,072 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:11,077 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:11,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:11,086 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:11,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:11,104 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:11,108 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:11,112 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:11,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:11,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:11,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:11,126 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:11,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:11,131 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:11,132 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:11,137 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:11,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:11,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:11,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:11,144 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:11,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:11,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:11,149 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:11,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:11,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:11,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:11,159 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:11,201 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:11,203 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:11,207 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:11,209 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:11,209 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:11,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:11,212 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:11,212 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:11,212 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:11,213 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:11,214 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:11,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:11,217 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:11,218 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:11,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:11,219 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:11,219 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:11,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:11,220 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:11,223 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:11,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:11,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:11,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:11,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:11,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:11,225 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:11,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:11,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:11,226 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 -> 5ece07e091f918f26c76e2a65f38501df262220c [2019-11-27 16:23:11,817 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:11,851 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:11,855 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:11,862 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:11,863 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:11,864 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c [2019-11-27 16:23:12,013 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9f14569e/376ab2ca4cb8401da15da478bf735688/FLAG9694ad3ea [2019-11-27 16:23:13,187 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:13,188 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c [2019-11-27 16:23:13,236 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9f14569e/376ab2ca4cb8401da15da478bf735688/FLAG9694ad3ea [2019-11-27 16:23:13,278 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9f14569e/376ab2ca4cb8401da15da478bf735688 [2019-11-27 16:23:13,283 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:13,286 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:13,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:13,298 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:13,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:13,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:13" (1/1) ... [2019-11-27 16:23:13,313 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 04:23:13, skipping insertion in model container [2019-11-27 16:23:13,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:13" (1/1) ... [2019-11-27 16:23:13,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:13,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:14,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:14,166 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:14,274 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:14,309 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:14,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:14 WrapperNode [2019-11-27 16:23:14,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:14,318 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:14,318 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:14,318 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:14,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:14" (1/1) ... [2019-11-27 16:23:14,362 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:14" (1/1) ... [2019-11-27 16:23:14,460 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:14,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:14,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:14,464 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:14,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:14" (1/1) ... [2019-11-27 16:23:14,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:14" (1/1) ... [2019-11-27 16:23:14,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:14" (1/1) ... [2019-11-27 16:23:14,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:14" (1/1) ... [2019-11-27 16:23:14,519 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:14" (1/1) ... [2019-11-27 16:23:14,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:14" (1/1) ... [2019-11-27 16:23:14,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:14" (1/1) ... [2019-11-27 16:23:14,569 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:14,583 INFO L168 Benchmark]: Toolchain (without parser) took 1288.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 979.9 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:14,593 INFO L168 Benchmark]: CDTParser took 1.49 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 16:23:14,599 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1020.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 985.6 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:14,602 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.66 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:14,606 INFO L168 Benchmark]: Boogie Preprocessor took 109.59 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:14,617 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.49 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 1020.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 985.6 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 143.66 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 109.59 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 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 0.1.24-509859d [2019-11-27 16:23:18,494 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:18,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:18,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:18,529 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:18,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:18,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:18,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:18,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:18,572 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:18,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:18,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:18,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:18,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:18,590 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:18,593 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:18,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:18,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:18,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:18,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:18,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:18,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:18,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:18,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:18,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:18,646 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:18,646 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:18,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:18,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:18,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:18,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:18,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:18,658 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:18,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:18,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:18,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:18,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:18,670 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:18,670 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:18,676 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:18,678 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:18,679 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:23:18,720 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:18,722 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:18,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:18,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:18,728 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:18,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:18,731 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:18,731 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:18,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:18,732 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:18,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:18,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:18,734 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:23:18,734 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:23:18,735 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:18,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:18,738 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:18,739 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:18,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:18,739 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:18,740 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:18,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:18,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:18,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:18,743 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:18,743 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:18,744 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:23:18,744 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:23:18,744 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:18,745 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:23:18,746 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 -> 5ece07e091f918f26c76e2a65f38501df262220c [2019-11-27 16:23:19,355 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:19,386 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:19,392 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:19,400 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:19,401 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:19,402 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c [2019-11-27 16:23:19,559 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e27685d4/d9c5c96c04004102b1f33b9af382fa42/FLAG0cdbe9954 [2019-11-27 16:23:20,755 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:20,759 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c [2019-11-27 16:23:20,785 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e27685d4/d9c5c96c04004102b1f33b9af382fa42/FLAG0cdbe9954 [2019-11-27 16:23:20,821 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e27685d4/d9c5c96c04004102b1f33b9af382fa42 [2019-11-27 16:23:20,829 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:20,836 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:20,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:20,841 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:20,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:20,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:20,861 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 04:23:20, skipping insertion in model container [2019-11-27 16:23:20,862 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:20,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:20,984 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:21,707 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:21,748 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:21,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:21,962 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:21,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21 WrapperNode [2019-11-27 16:23:21,963 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:21,964 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:21,964 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:21,965 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:21,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,016 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:22,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:22,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:22,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:22,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,210 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:22,251 INFO L168 Benchmark]: Toolchain (without parser) took 1412.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.5 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:22,254 INFO L168 Benchmark]: CDTParser took 3.46 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 16:23:22,256 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1123.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.3 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:22,257 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.62 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 16:23:22,261 INFO L168 Benchmark]: Boogie Preprocessor took 129.75 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:22,272 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.46 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 1123.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.3 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 147.62 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 129.75 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...