./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c --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/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.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 496d04410e7191ed74f9d60b263b8db9a61fad12 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.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 496d04410e7191ed74f9d60b263b8db9a61fad12 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:23:18,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:18,795 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:18,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:18,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:18,827 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:18,834 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:18,853 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:18,862 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:18,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:18,872 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:18,878 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:18,879 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:18,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:18,891 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:18,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:18,902 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:18,905 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:18,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:18,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:18,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:18,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:18,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:18,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:18,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:18,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:18,952 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:18,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:18,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:18,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:18,960 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:18,961 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:18,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:18,968 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:18,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:18,971 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:18,974 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:18,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:18,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:18,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:18,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:18,983 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:23:19,022 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:19,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:19,030 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:19,031 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:19,031 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:19,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:19,031 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:19,032 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:23:19,032 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:19,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:19,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:19,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:19,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:19,037 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:19,037 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:19,037 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:19,039 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:19,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:19,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:19,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:19,041 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:19,041 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:19,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:19,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:19,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:19,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:19,045 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:23:19,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:23:19,046 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:19,046 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 -> 496d04410e7191ed74f9d60b263b8db9a61fad12 [2019-11-24 21:23:19,559 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:19,592 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:19,598 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:19,601 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:19,603 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:19,606 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:23:19,768 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b03c1b4a/6e154475ed6a4c61a4ca186b0eec7c9e/FLAG65d29875b [2019-11-24 21:23:21,238 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:21,241 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:23:21,308 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b03c1b4a/6e154475ed6a4c61a4ca186b0eec7c9e/FLAG65d29875b [2019-11-24 21:23:21,344 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b03c1b4a/6e154475ed6a4c61a4ca186b0eec7c9e [2019-11-24 21:23:21,353 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:21,355 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:21,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:21,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:21,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:21,375 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:21" (1/1) ... [2019-11-24 21:23:21,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:21, skipping insertion in model container [2019-11-24 21:23:21,382 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:21" (1/1) ... [2019-11-24 21:23:21,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:21,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:24,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:24,245 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:25,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:25,366 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:25,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:25 WrapperNode [2019-11-24 21:23:25,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:25,373 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:25,376 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:25,376 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:25,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:25" (1/1) ... [2019-11-24 21:23:25,506 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:25" (1/1) ... [2019-11-24 21:23:25,776 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:25,780 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:25,781 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:25,781 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:25,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:25" (1/1) ... [2019-11-24 21:23:25,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:25" (1/1) ... [2019-11-24 21:23:25,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:25" (1/1) ... [2019-11-24 21:23:25,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:25" (1/1) ... [2019-11-24 21:23:26,011 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:25" (1/1) ... [2019-11-24 21:23:26,074 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:25" (1/1) ... [2019-11-24 21:23:26,123 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:25" (1/1) ... [2019-11-24 21:23:26,178 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:26,192 INFO L168 Benchmark]: Toolchain (without parser) took 4828.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 856.4 MB in the end (delta: 99.6 MB). Peak memory consumption was 99.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:26,193 INFO L168 Benchmark]: CDTParser took 1.01 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 21:23:26,199 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4009.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 890.8 MB in the end (delta: 65.1 MB). Peak memory consumption was 65.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:26,201 INFO L168 Benchmark]: Boogie Procedure Inliner took 406.82 ms. Allocated memory is still 1.0 GB. Free memory was 890.8 MB in the beginning and 867.8 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:26,204 INFO L168 Benchmark]: Boogie Preprocessor took 400.65 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 856.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:26,216 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01 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 4009.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 890.8 MB in the end (delta: 65.1 MB). Peak memory consumption was 65.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 406.82 ms. Allocated memory is still 1.0 GB. Free memory was 890.8 MB in the beginning and 867.8 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 400.65 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 856.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 21:23:30,131 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:30,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:30,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:30,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:30,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:30,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:30,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:30,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:30,203 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:30,209 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:30,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:30,215 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:30,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:30,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:30,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:30,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:30,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:30,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:30,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:30,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:30,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:30,265 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:30,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:30,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:30,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:30,280 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:30,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:30,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:30,285 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:30,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:30,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:30,293 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:30,294 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:30,297 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:30,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:30,300 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:30,301 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:30,301 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:30,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:30,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:30,311 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:23:30,352 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:30,354 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:30,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:30,361 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:30,362 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:30,362 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:30,362 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:30,363 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:30,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:30,366 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:30,367 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:30,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:30,368 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:30,369 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:23:30,369 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:23:30,369 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:30,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:30,370 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:30,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:30,373 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:30,373 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:30,374 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:30,374 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:30,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:30,375 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:30,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:30,375 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:30,378 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:23:30,378 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:23:30,379 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:30,380 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:23:30,381 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 -> 496d04410e7191ed74f9d60b263b8db9a61fad12 [2019-11-24 21:23:30,981 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:31,013 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:31,019 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:31,023 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:31,026 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:31,030 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:23:31,183 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd50c2a4c/948e1653225845fa826e5902454dd981/FLAG1558757d6 [2019-11-24 21:23:32,794 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:32,795 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:23:32,879 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd50c2a4c/948e1653225845fa826e5902454dd981/FLAG1558757d6 [2019-11-24 21:23:32,918 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd50c2a4c/948e1653225845fa826e5902454dd981 [2019-11-24 21:23:32,929 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:32,932 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:32,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:32,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:32,944 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:32,947 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:32" (1/1) ... [2019-11-24 21:23:32,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:32, skipping insertion in model container [2019-11-24 21:23:32,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:32" (1/1) ... [2019-11-24 21:23:32,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:33,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:36,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:36,175 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:37,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:37,582 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:37,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:37 WrapperNode [2019-11-24 21:23:37,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:37,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:37,585 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:37,588 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:37,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:37" (1/1) ... [2019-11-24 21:23:37,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:37" (1/1) ... [2019-11-24 21:23:37,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:37,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:37,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:37,994 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:38,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:37" (1/1) ... [2019-11-24 21:23:38,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:37" (1/1) ... [2019-11-24 21:23:38,071 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:37" (1/1) ... [2019-11-24 21:23:38,077 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:37" (1/1) ... [2019-11-24 21:23:38,239 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:37" (1/1) ... [2019-11-24 21:23:38,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:37" (1/1) ... [2019-11-24 21:23:38,344 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:37" (1/1) ... [2019-11-24 21:23:38,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:38,403 INFO L168 Benchmark]: Toolchain (without parser) took 5465.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 810.5 MB in the end (delta: 151.2 MB). Peak memory consumption was 151.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:38,404 INFO L168 Benchmark]: CDTParser took 0.55 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 21:23:38,407 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4648.13 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 850.6 MB in the end (delta: 111.0 MB). Peak memory consumption was 111.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:38,408 INFO L168 Benchmark]: Boogie Procedure Inliner took 405.83 ms. Allocated memory is still 1.0 GB. Free memory was 850.6 MB in the beginning and 827.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:38,413 INFO L168 Benchmark]: Boogie Preprocessor took 403.57 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 810.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:38,425 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 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 4648.13 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 850.6 MB in the end (delta: 111.0 MB). Peak memory consumption was 111.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 405.83 ms. Allocated memory is still 1.0 GB. Free memory was 850.6 MB in the beginning and 827.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 403.57 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 810.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...