./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.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_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.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 51b120a585d23a491f06d4bb80c2a463453987ac ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.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 51b120a585d23a491f06d4bb80c2a463453987ac ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:22:42,436 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:42,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:42,479 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:42,480 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:42,482 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:42,486 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:42,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:42,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:42,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:42,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:42,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:42,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:42,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:42,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:42,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:42,542 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:42,545 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:42,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:42,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:42,569 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:42,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:42,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:42,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:42,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:42,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:42,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:42,596 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:42,597 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:42,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:42,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:42,602 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:42,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:42,608 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:42,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:42,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:42,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:42,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:42,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:42,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:42,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:42,626 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:22:42,668 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:42,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:42,673 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:42,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:42,675 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:42,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:42,677 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:42,677 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:22:42,677 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:42,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:42,679 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:42,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:42,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:42,683 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:42,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:42,683 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:42,684 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:42,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:42,684 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:42,686 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:42,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:42,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:42,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:42,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:42,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:42,689 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:22:42,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:22:42,690 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:42,690 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 -> 51b120a585d23a491f06d4bb80c2a463453987ac [2019-11-27 16:22:43,332 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:43,361 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:43,368 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:43,372 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:43,373 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:43,375 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c [2019-11-27 16:22:43,533 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e69beeec1/0937b6656139479eb10fd2559b61f186/FLAG6c4953d2d [2019-11-27 16:22:44,745 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:44,751 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c [2019-11-27 16:22:44,783 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e69beeec1/0937b6656139479eb10fd2559b61f186/FLAG6c4953d2d [2019-11-27 16:22:44,823 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e69beeec1/0937b6656139479eb10fd2559b61f186 [2019-11-27 16:22:44,829 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:44,832 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:44,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:44,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:44,844 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:44,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:44" (1/1) ... [2019-11-27 16:22:44,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:44, skipping insertion in model container [2019-11-27 16:22:44,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:44" (1/1) ... [2019-11-27 16:22:44,877 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:44,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:45,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:45,857 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:46,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:46,103 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:46,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:46 WrapperNode [2019-11-27 16:22:46,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:46,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:46,107 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:46,108 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:46,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:46" (1/1) ... [2019-11-27 16:22:46,163 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:46" (1/1) ... [2019-11-27 16:22:46,274 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:46,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:46,277 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:46,278 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:46,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:46" (1/1) ... [2019-11-27 16:22:46,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:46" (1/1) ... [2019-11-27 16:22:46,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:46" (1/1) ... [2019-11-27 16:22:46,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:46" (1/1) ... [2019-11-27 16:22:46,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:46" (1/1) ... [2019-11-27 16:22:46,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:46" (1/1) ... [2019-11-27 16:22:46,437 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:46" (1/1) ... [2019-11-27 16:22:46,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:46,480 INFO L168 Benchmark]: Toolchain (without parser) took 1640.31 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 968.4 MB in the end (delta: -2.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:46,481 INFO L168 Benchmark]: CDTParser took 0.79 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 16:22:46,484 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1268.71 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 979.8 MB in the end (delta: -13.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:46,489 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.70 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 974.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:46,495 INFO L168 Benchmark]: Boogie Preprocessor took 192.71 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:46,507 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79 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 1268.71 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 979.8 MB in the end (delta: -13.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 169.70 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 974.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.71 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:22:50,342 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:50,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:50,384 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:50,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:50,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:50,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:50,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:50,417 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:50,423 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:50,427 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:50,430 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:50,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:50,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:50,438 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:50,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:50,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:50,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:50,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:50,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:50,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:50,475 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:50,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:50,484 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:50,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:50,493 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:50,493 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:50,498 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:50,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:50,500 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:50,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:50,504 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:50,505 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:50,507 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:50,510 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:50,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:50,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:50,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:50,515 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:50,516 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:50,521 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:50,523 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:22:50,577 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:50,582 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:50,585 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:50,587 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:50,589 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:50,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:50,592 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:50,592 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:50,592 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:50,594 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:50,594 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:50,594 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:50,595 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:22:50,597 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:22:50,598 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:50,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:50,598 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:50,599 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:50,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:50,599 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:50,602 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:50,602 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:50,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:50,603 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:50,603 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:50,603 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:50,604 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:22:50,604 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:22:50,605 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:50,608 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:22:50,609 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 -> 51b120a585d23a491f06d4bb80c2a463453987ac [2019-11-27 16:22:51,152 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:51,195 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:51,202 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:51,207 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:51,208 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:51,210 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c [2019-11-27 16:22:51,366 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9ea1fbdb/52b6daa1dc574b53abe384fd5eb43020/FLAGe9b52c3e5 [2019-11-27 16:22:52,589 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:52,595 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c [2019-11-27 16:22:52,623 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9ea1fbdb/52b6daa1dc574b53abe384fd5eb43020/FLAGe9b52c3e5 [2019-11-27 16:22:52,644 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9ea1fbdb/52b6daa1dc574b53abe384fd5eb43020 [2019-11-27 16:22:52,648 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:52,650 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:52,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:52,669 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:52,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:52,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:52" (1/1) ... [2019-11-27 16:22:52,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:52, skipping insertion in model container [2019-11-27 16:22:52,688 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:52" (1/1) ... [2019-11-27 16:22:52,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:52,815 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:53,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:53,637 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:53,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:53,929 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:53,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:53 WrapperNode [2019-11-27 16:22:53,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:53,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:53,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:53,938 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:53,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:53" (1/1) ... [2019-11-27 16:22:54,007 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:53" (1/1) ... [2019-11-27 16:22:54,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:54,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:54,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:54,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:54,174 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:53" (1/1) ... [2019-11-27 16:22:54,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:53" (1/1) ... [2019-11-27 16:22:54,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:53" (1/1) ... [2019-11-27 16:22:54,193 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:53" (1/1) ... [2019-11-27 16:22:54,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:53" (1/1) ... [2019-11-27 16:22:54,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:53" (1/1) ... [2019-11-27 16:22:54,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:53" (1/1) ... [2019-11-27 16:22:54,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:54,355 INFO L168 Benchmark]: Toolchain (without parser) took 1700.57 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 972.7 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:54,364 INFO L168 Benchmark]: CDTParser took 3.51 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 16:22:54,366 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1265.38 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:54,370 INFO L168 Benchmark]: Boogie Procedure Inliner took 218.77 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:54,373 INFO L168 Benchmark]: Boogie Preprocessor took 194.17 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:54,390 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.51 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 1265.38 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 984.2 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 218.77 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.17 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 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...