./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 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/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 0.1.24-025d5a2 [2019-11-26 17:13:43,395 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:43,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:43,436 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:43,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:43,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:43,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:43,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:43,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:43,470 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:43,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:43,475 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:43,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:43,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:43,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:43,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:43,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:43,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:43,503 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:43,508 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:43,520 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:43,527 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:43,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:43,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:43,543 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:43,544 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:43,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:43,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:43,549 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:43,553 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:43,553 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:43,555 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:43,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:43,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:43,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:43,566 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:43,568 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:43,569 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:43,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:43,570 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:43,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:43,573 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:13:43,617 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:43,618 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:43,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:43,622 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:43,624 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:43,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:43,627 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:43,627 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:13:43,627 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:43,628 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:43,629 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:43,629 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:43,630 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:43,631 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:43,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:43,633 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:43,633 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:43,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:43,634 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:43,634 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:43,634 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:43,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:43,636 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:43,636 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:43,637 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:43,638 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:13:43,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:13:43,638 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:43,641 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 [2019-11-26 17:13:44,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:44,244 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:44,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:44,260 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:44,260 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:44,262 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c [2019-11-26 17:13:44,418 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11d7c3f51/363e3663d7e54172bfbea1a2646a47d5/FLAG08f59cb7d [2019-11-26 17:13:45,588 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:45,591 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c [2019-11-26 17:13:45,625 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11d7c3f51/363e3663d7e54172bfbea1a2646a47d5/FLAG08f59cb7d [2019-11-26 17:13:45,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11d7c3f51/363e3663d7e54172bfbea1a2646a47d5 [2019-11-26 17:13:45,665 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:45,667 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:45,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:45,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:45,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:45,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:45" (1/1) ... [2019-11-26 17:13:45,695 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 26.11 05:13:45, skipping insertion in model container [2019-11-26 17:13:45,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:45" (1/1) ... [2019-11-26 17:13:45,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:45,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:46,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:46,555 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:46,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:46,754 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:46,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:46 WrapperNode [2019-11-26 17:13:46,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:46,757 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:46,757 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:46,757 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:46,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:46" (1/1) ... [2019-11-26 17:13:46,796 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:46" (1/1) ... [2019-11-26 17:13:46,885 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:46,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:46,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:46,888 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:46,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:46" (1/1) ... [2019-11-26 17:13:46,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:46" (1/1) ... [2019-11-26 17:13:46,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:46" (1/1) ... [2019-11-26 17:13:46,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:46" (1/1) ... [2019-11-26 17:13:46,931 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:46" (1/1) ... [2019-11-26 17:13:46,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:46" (1/1) ... [2019-11-26 17:13:46,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:46" (1/1) ... [2019-11-26 17:13:46,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:46,974 INFO L168 Benchmark]: Toolchain (without parser) took 1303.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.2 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:46,988 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:46,989 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1077.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 989.9 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:46,990 INFO L168 Benchmark]: Boogie Procedure Inliner took 130.29 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:46,991 INFO L168 Benchmark]: Boogie Preprocessor took 80.74 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:47,000 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1077.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 989.9 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 130.29 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 80.74 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:13:50,819 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:50,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:50,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:50,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:50,867 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:50,870 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:50,887 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:50,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:50,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:50,901 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:50,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:50,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:50,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:50,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:50,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:50,922 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:50,928 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:50,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:50,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:50,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:50,956 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:50,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:50,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:50,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:50,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:50,973 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:50,975 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:50,976 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:50,977 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:50,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:50,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:50,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:50,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:50,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:50,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:50,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:50,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:50,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:50,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:51,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:51,002 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:13:51,044 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:51,046 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:51,050 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:51,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:51,054 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:51,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:51,055 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:51,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:51,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:51,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:51,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:51,058 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:51,058 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:13:51,058 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:13:51,060 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:51,060 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:51,060 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:51,061 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:51,063 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:51,063 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:51,063 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:51,064 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:51,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:51,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:51,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:51,066 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:51,066 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:13:51,067 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:13:51,069 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:51,069 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:13:51,071 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 [2019-11-26 17:13:51,642 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:51,672 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:51,680 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:51,683 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:51,687 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:51,689 INFO L428 ainManager$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 [2019-11-26 17:13:51,847 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/785163f64/10fdf187ad974dcfb8c9efdce294ab6e/FLAGa929df873 [2019-11-26 17:13:53,021 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:53,023 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 [2019-11-26 17:13:53,052 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/785163f64/10fdf187ad974dcfb8c9efdce294ab6e/FLAGa929df873 [2019-11-26 17:13:53,091 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/785163f64/10fdf187ad974dcfb8c9efdce294ab6e [2019-11-26 17:13:53,101 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:53,104 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:53,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:53,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:53,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:53,120 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:53" (1/1) ... [2019-11-26 17:13:53,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b8bcb05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:53, skipping insertion in model container [2019-11-26 17:13:53,131 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:53" (1/1) ... [2019-11-26 17:13:53,149 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:53,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:54,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:54,034 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:54,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:54,267 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:54,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:54 WrapperNode [2019-11-26 17:13:54,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:54,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:54,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:54,282 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:54,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:54" (1/1) ... [2019-11-26 17:13:54,345 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:54" (1/1) ... [2019-11-26 17:13:54,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:54,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:54,451 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:54,452 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:54,475 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:54" (1/1) ... [2019-11-26 17:13:54,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:54" (1/1) ... [2019-11-26 17:13:54,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:54" (1/1) ... [2019-11-26 17:13:54,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:54" (1/1) ... [2019-11-26 17:13:54,539 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:54" (1/1) ... [2019-11-26 17:13:54,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:54" (1/1) ... [2019-11-26 17:13:54,576 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:54" (1/1) ... [2019-11-26 17:13:54,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:54,603 INFO L168 Benchmark]: Toolchain (without parser) took 1494.64 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 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:54,605 INFO L168 Benchmark]: CDTParser took 2.81 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:54,607 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1157.60 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:54,612 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.81 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. [2019-11-26 17:13:54,613 INFO L168 Benchmark]: Boogie Preprocessor took 142.66 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. [2019-11-26 17:13:54,627 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.81 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 1157.60 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 169.81 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 142.66 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...