./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-pthread/cs_peterson.i --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-pthread/cs_peterson.i -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 3ca193875d8fd428b294b6f39c211b0fd93cbb4a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-pthread/cs_peterson.i -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 3ca193875d8fd428b294b6f39c211b0fd93cbb4a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:29:15,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:15,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:15,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:15,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:15,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:15,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:15,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:15,699 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:15,706 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:15,708 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:15,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:15,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:15,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:15,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:15,731 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:15,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:15,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:15,741 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:15,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:15,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:15,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:15,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:15,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:15,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:15,778 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:15,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:15,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:15,784 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:15,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:15,787 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:15,788 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:15,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:15,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:15,800 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:15,801 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:15,802 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:15,803 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:15,803 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:15,804 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:15,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:15,810 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:29:15,848 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:15,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:15,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:15,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:15,854 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:15,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:15,856 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:15,856 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:29:15,858 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:15,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:15,859 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:15,860 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:15,860 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:15,863 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:15,864 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:15,864 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:15,864 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:15,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:15,865 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:15,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:15,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:15,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:15,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:15,869 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:15,869 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:15,869 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:29:15,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:29:15,870 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:15,871 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 -> 3ca193875d8fd428b294b6f39c211b0fd93cbb4a [2019-11-27 16:29:16,378 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:16,393 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:16,400 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:16,402 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:16,402 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:16,403 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_peterson.i [2019-11-27 16:29:16,512 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/745b393e7/d69aca2f23a14c07942ad9330b248f06/FLAG0e4aa95d1 [2019-11-27 16:29:17,764 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:17,773 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_peterson.i [2019-11-27 16:29:17,819 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/745b393e7/d69aca2f23a14c07942ad9330b248f06/FLAG0e4aa95d1 [2019-11-27 16:29:18,285 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/745b393e7/d69aca2f23a14c07942ad9330b248f06 [2019-11-27 16:29:18,289 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:18,292 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:18,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:18,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:18,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:18,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:18" (1/1) ... [2019-11-27 16:29:18,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef5a3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:18, skipping insertion in model container [2019-11-27 16:29:18,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:18" (1/1) ... [2019-11-27 16:29:18,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:18,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:19,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:19,736 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:19,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:20,133 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:20,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:20 WrapperNode [2019-11-27 16:29:20,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:20,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:20,141 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:20,141 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:20,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:20" (1/1) ... [2019-11-27 16:29:20,212 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:20" (1/1) ... [2019-11-27 16:29:20,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:20,357 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:20,357 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:20,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:20,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:20" (1/1) ... [2019-11-27 16:29:20,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:20" (1/1) ... [2019-11-27 16:29:20,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:20" (1/1) ... [2019-11-27 16:29:20,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:20" (1/1) ... [2019-11-27 16:29:20,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:20" (1/1) ... [2019-11-27 16:29:20,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:20" (1/1) ... [2019-11-27 16:29:20,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:20" (1/1) ... [2019-11-27 16:29:20,616 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:20,625 INFO L168 Benchmark]: Toolchain (without parser) took 2328.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 956.8 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:20,630 INFO L168 Benchmark]: CDTParser took 2.47 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 16:29:20,639 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1837.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 968.2 MB in the end (delta: -8.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:20,641 INFO L168 Benchmark]: Boogie Procedure Inliner took 216.12 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:20,643 INFO L168 Benchmark]: Boogie Preprocessor took 260.75 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:20,659 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.47 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 1837.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 968.2 MB in the end (delta: -8.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 216.12 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 260.75 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 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 16:29:24,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:24,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:24,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:24,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:24,536 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:24,542 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:24,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:24,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:24,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:24,569 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:24,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:24,575 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:24,580 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:24,581 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:24,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:24,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:24,590 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:24,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:24,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:24,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:24,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:24,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:24,624 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:24,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:24,631 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:24,632 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:24,635 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:24,636 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:24,642 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:24,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:24,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:24,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:24,649 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:24,654 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:24,655 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:24,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:24,656 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:24,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:24,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:24,663 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:24,664 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:29:24,719 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:24,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:24,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:24,729 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:24,729 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:24,730 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:24,730 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:24,730 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:24,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:24,736 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:24,736 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:24,736 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:24,737 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:29:24,737 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:29:24,737 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:24,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:24,738 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:24,738 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:24,738 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:24,739 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:24,740 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:24,742 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:24,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:24,743 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:24,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:24,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:24,747 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:29:24,747 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:29:24,748 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:24,748 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:29:24,749 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 -> 3ca193875d8fd428b294b6f39c211b0fd93cbb4a [2019-11-27 16:29:25,281 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:25,326 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:25,335 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:25,340 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:25,342 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:25,344 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_peterson.i [2019-11-27 16:29:25,507 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87e1bcf05/e3d5f32d07a3485596325565254f9429/FLAG2fdcf8bd0 [2019-11-27 16:29:26,676 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:26,680 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_peterson.i [2019-11-27 16:29:26,723 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87e1bcf05/e3d5f32d07a3485596325565254f9429/FLAG2fdcf8bd0 [2019-11-27 16:29:27,106 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87e1bcf05/e3d5f32d07a3485596325565254f9429 [2019-11-27 16:29:27,110 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:27,112 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:27,128 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:27,128 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:27,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:27,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:27" (1/1) ... [2019-11-27 16:29:27,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@112358cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:27, skipping insertion in model container [2019-11-27 16:29:27,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:27" (1/1) ... [2019-11-27 16:29:27,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:27,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:28,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:28,557 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:28,867 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:29,045 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:29,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:29 WrapperNode [2019-11-27 16:29:29,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:29,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:29,054 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:29,054 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:29,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:29" (1/1) ... [2019-11-27 16:29:29,159 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:29" (1/1) ... [2019-11-27 16:29:29,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:29,301 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:29,302 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:29,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:29,313 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:29" (1/1) ... [2019-11-27 16:29:29,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:29" (1/1) ... [2019-11-27 16:29:29,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:29" (1/1) ... [2019-11-27 16:29:29,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:29" (1/1) ... [2019-11-27 16:29:29,496 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:29" (1/1) ... [2019-11-27 16:29:29,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:29" (1/1) ... [2019-11-27 16:29:29,548 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:29" (1/1) ... [2019-11-27 16:29:29,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:29,587 INFO L168 Benchmark]: Toolchain (without parser) took 2474.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 951.0 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:29,592 INFO L168 Benchmark]: CDTParser took 2.78 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 16:29:29,597 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1922.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 962.4 MB in the end (delta: -2.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:29,599 INFO L168 Benchmark]: Boogie Procedure Inliner took 250.45 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:29,606 INFO L168 Benchmark]: Boogie Preprocessor took 282.28 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 951.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:29,618 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.78 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 1922.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 962.4 MB in the end (delta: -2.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 250.45 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 282.28 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 951.0 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...