./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/pthread-ext/38_rand_cas_vs_concur.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 93be256246930574dd3238587f2a38c7fe42f8e6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/pthread-ext/38_rand_cas_vs_concur.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 93be256246930574dd3238587f2a38c7fe42f8e6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:26:44,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:26:44,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:26:44,685 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:26:44,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:26:44,689 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:26:44,697 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:26:44,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:26:44,717 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:26:44,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:26:44,725 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:26:44,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:26:44,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:26:44,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:26:44,741 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:26:44,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:26:44,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:26:44,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:26:44,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:26:44,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:26:44,769 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:26:44,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:26:44,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:26:44,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:26:44,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:26:44,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:26:44,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:26:44,796 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:26:44,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:26:44,798 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:26:44,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:26:44,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:26:44,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:26:44,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:26:44,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:26:44,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:26:44,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:26:44,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:26:44,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:26:44,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:26:44,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:26:44,820 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:26:44,872 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:26:44,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:26:44,881 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:26:44,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:26:44,882 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:26:44,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:26:44,887 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:26:44,888 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:26:44,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:26:44,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:26:44,889 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:26:44,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:26:44,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:26:44,893 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:26:44,894 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:26:44,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:26:44,894 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:26:44,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:26:44,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:26:44,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:26:44,896 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:26:44,897 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:26:44,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:26:44,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:26:44,900 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:26:44,900 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:26:44,900 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:26:44,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:26:44,902 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:26:44,902 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 -> 93be256246930574dd3238587f2a38c7fe42f8e6 [2019-11-24 21:26:45,469 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:26:45,502 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:26:45,508 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:26:45,511 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:26:45,517 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:26:45,518 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i [2019-11-24 21:26:45,679 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9cf373c6/cc37ec8fa115434f85591c78653b1a05/FLAG9186832e3 [2019-11-24 21:26:46,898 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:26:46,899 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i [2019-11-24 21:26:46,935 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9cf373c6/cc37ec8fa115434f85591c78653b1a05/FLAG9186832e3 [2019-11-24 21:26:46,972 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9cf373c6/cc37ec8fa115434f85591c78653b1a05 [2019-11-24 21:26:46,981 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:26:46,984 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:26:46,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:46,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:26:46,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:26:47,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:46" (1/1) ... [2019-11-24 21:26:47,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4893e87b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:47, skipping insertion in model container [2019-11-24 21:26:47,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:46" (1/1) ... [2019-11-24 21:26:47,030 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:26:47,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:26:48,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:48,065 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:26:48,196 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:48,357 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:26:48,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:48 WrapperNode [2019-11-24 21:26:48,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:48,364 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:48,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:26:48,365 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:26:48,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:48" (1/1) ... [2019-11-24 21:26:48,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:48" (1/1) ... [2019-11-24 21:26:48,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:48,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:26:48,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:26:48,519 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:26:48,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:48" (1/1) ... [2019-11-24 21:26:48,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:48" (1/1) ... [2019-11-24 21:26:48,553 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:48" (1/1) ... [2019-11-24 21:26:48,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:48" (1/1) ... [2019-11-24 21:26:48,582 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:48" (1/1) ... [2019-11-24 21:26:48,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:48" (1/1) ... [2019-11-24 21:26:48,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:48" (1/1) ... [2019-11-24 21:26:48,606 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:26:48,629 INFO L168 Benchmark]: Toolchain (without parser) took 1627.42 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 966.7 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:48,630 INFO L168 Benchmark]: CDTParser took 0.94 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:48,636 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1373.28 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 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:48,640 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.24 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:48,642 INFO L168 Benchmark]: Boogie Preprocessor took 88.28 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:48,654 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1373.28 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 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 154.24 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 88.28 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:26:52,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:26:52,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:26:52,707 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:26:52,708 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:26:52,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:26:52,716 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:26:52,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:26:52,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:26:52,743 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:26:52,746 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:26:52,751 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:26:52,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:26:52,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:26:52,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:26:52,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:26:52,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:26:52,776 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:26:52,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:26:52,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:26:52,797 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:26:52,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:26:52,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:26:52,812 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:26:52,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:26:52,821 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:26:52,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:26:52,825 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:26:52,826 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:26:52,830 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:26:52,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:26:52,831 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:26:52,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:26:52,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:26:52,840 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:26:52,842 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:26:52,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:26:52,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:26:52,846 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:26:52,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:26:52,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:26:52,854 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:26:52,893 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:26:52,895 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:26:52,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:26:52,903 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:26:52,903 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:26:52,904 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:26:52,904 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:26:52,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:26:52,905 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:26:52,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:26:52,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:26:52,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:26:52,907 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:26:52,909 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:26:52,910 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:26:52,910 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:26:52,910 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:26:52,910 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:26:52,912 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:26:52,912 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:26:52,912 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:26:52,913 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:26:52,915 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:26:52,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:26:52,916 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:26:52,916 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:26:52,916 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:26:52,916 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:26:52,918 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:26:52,918 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:26:52,920 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:26:52,921 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 -> 93be256246930574dd3238587f2a38c7fe42f8e6 [2019-11-24 21:26:53,481 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:26:53,513 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:26:53,519 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:26:53,525 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:26:53,529 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:26:53,530 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i [2019-11-24 21:26:53,694 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a46e0f597/5fc0416f4a6a4ae9ade1424489a6007a/FLAG860fed1c9 [2019-11-24 21:26:54,853 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:26:54,856 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i [2019-11-24 21:26:54,891 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a46e0f597/5fc0416f4a6a4ae9ade1424489a6007a/FLAG860fed1c9 [2019-11-24 21:26:54,932 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a46e0f597/5fc0416f4a6a4ae9ade1424489a6007a [2019-11-24 21:26:54,938 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:26:54,943 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:26:54,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:54,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:26:54,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:26:54,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:54" (1/1) ... [2019-11-24 21:26:54,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6628c258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:54, skipping insertion in model container [2019-11-24 21:26:54,965 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:54" (1/1) ... [2019-11-24 21:26:54,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:26:55,085 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:26:55,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:55,998 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:26:56,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:56,304 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:26:56,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:56 WrapperNode [2019-11-24 21:26:56,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:56,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:56,309 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:26:56,311 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:26:56,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:56" (1/1) ... [2019-11-24 21:26:56,400 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:56" (1/1) ... [2019-11-24 21:26:56,472 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:56,473 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:26:56,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:26:56,476 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:26:56,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:56" (1/1) ... [2019-11-24 21:26:56,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:56" (1/1) ... [2019-11-24 21:26:56,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:56" (1/1) ... [2019-11-24 21:26:56,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:56" (1/1) ... [2019-11-24 21:26:56,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:56" (1/1) ... [2019-11-24 21:26:56,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:56" (1/1) ... [2019-11-24 21:26:56,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:56" (1/1) ... [2019-11-24 21:26:56,571 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:26:56,593 INFO L168 Benchmark]: Toolchain (without parser) took 1634.06 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 956.6 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:56,598 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-24 21:26:56,605 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1359.73 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 962.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:56,610 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.13 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:56,616 INFO L168 Benchmark]: Boogie Preprocessor took 100.45 ms. Allocated memory is still 1.0 GB. Free memory is still 956.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:56,626 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1359.73 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 962.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 166.13 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 100.45 ms. Allocated memory is still 1.0 GB. Free memory is still 956.6 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...