./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.p+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.p+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 bfd4442ccbd88c43e54a30ee0fd5bccd3808102b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.4.1.ufo.BOUNDED-8.pals.c.p+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 bfd4442ccbd88c43e54a30ee0fd5bccd3808102b ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:26:39,936 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:39,939 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:39,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:39,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:39,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:39,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:40,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:40,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:40,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:40,010 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:40,015 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:40,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:40,023 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:40,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:40,033 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:40,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:40,039 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:40,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:40,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:40,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:40,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:40,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:40,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:40,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:40,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:40,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:40,085 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:40,086 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:40,090 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:40,091 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:40,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:40,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:40,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:40,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:40,103 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:40,104 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:40,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:40,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:40,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:40,110 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:40,111 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:26:40,149 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:40,152 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:40,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:40,158 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:40,158 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:40,159 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:40,159 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:40,159 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:26:40,160 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:40,160 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:40,161 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:40,162 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:40,162 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:40,162 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:40,163 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:40,165 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:40,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:40,165 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:40,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:40,166 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:40,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:40,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:40,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:40,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:40,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:40,169 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:26:40,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:26:40,172 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:40,172 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 -> bfd4442ccbd88c43e54a30ee0fd5bccd3808102b [2019-11-27 16:26:40,765 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:40,792 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:40,798 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:40,802 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:40,805 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:40,806 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.p+lhb-reducer.c [2019-11-27 16:26:40,964 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bcd0bb59/8ce1aef74280459081e618243704bd17/FLAG103558cd0 [2019-11-27 16:26:42,196 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:42,201 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.p+lhb-reducer.c [2019-11-27 16:26:42,233 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bcd0bb59/8ce1aef74280459081e618243704bd17/FLAG103558cd0 [2019-11-27 16:26:42,658 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bcd0bb59/8ce1aef74280459081e618243704bd17 [2019-11-27 16:26:42,669 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:42,671 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:42,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:42,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:42,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:42,685 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:42" (1/1) ... [2019-11-27 16:26:42,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:42, skipping insertion in model container [2019-11-27 16:26:42,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:42" (1/1) ... [2019-11-27 16:26:42,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:42,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:44,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:44,050 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:44,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:44,682 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:44,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:44 WrapperNode [2019-11-27 16:26:44,683 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:44,684 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:44,685 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:44,685 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:44,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:44" (1/1) ... [2019-11-27 16:26:44,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:44" (1/1) ... [2019-11-27 16:26:44,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:44,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:44,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:44,866 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:44,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:44" (1/1) ... [2019-11-27 16:26:44,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:44" (1/1) ... [2019-11-27 16:26:44,895 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:44" (1/1) ... [2019-11-27 16:26:44,895 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:44" (1/1) ... [2019-11-27 16:26:44,931 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:44" (1/1) ... [2019-11-27 16:26:44,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:44" (1/1) ... [2019-11-27 16:26:44,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:44" (1/1) ... [2019-11-27 16:26:44,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:45,002 INFO L168 Benchmark]: Toolchain (without parser) took 2325.49 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 961.7 MB in the end (delta: -1.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:45,003 INFO L168 Benchmark]: CDTParser took 1.25 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 16:26:45,009 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2009.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 973.2 MB in the end (delta: -12.9 MB). Peak memory consumption was 33.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:45,010 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.93 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:45,012 INFO L168 Benchmark]: Boogie Preprocessor took 127.73 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:45,024 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.25 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 2009.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 973.2 MB in the end (delta: -12.9 MB). Peak memory consumption was 33.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 181.93 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 127.73 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 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 0.1.24-509859d [2019-11-27 16:26:48,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:48,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:48,758 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:48,759 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:48,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:48,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:48,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:48,793 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:48,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:48,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:48,803 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:48,806 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:48,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:48,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:48,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:48,822 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:48,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:48,833 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:48,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:48,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:48,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:48,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:48,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:48,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:48,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:48,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:48,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:48,874 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:48,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:48,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:48,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:48,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:48,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:48,889 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:48,889 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:48,892 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:48,893 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:48,893 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:48,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:48,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:48,899 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:26:48,936 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:48,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:48,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:48,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:48,944 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:48,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:48,944 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:48,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:48,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:48,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:48,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:48,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:48,950 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:26:48,951 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:26:48,951 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:48,951 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:48,952 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:48,952 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:48,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:48,955 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:48,956 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:48,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:48,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:48,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:48,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:48,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:48,957 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:26:48,960 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:26:48,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:48,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:26:48,962 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 -> bfd4442ccbd88c43e54a30ee0fd5bccd3808102b [2019-11-27 16:26:49,610 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:49,640 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:49,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:49,652 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:49,653 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:49,657 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.p+lhb-reducer.c [2019-11-27 16:26:49,808 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58edfb400/a044b617b40044679d3518baa89e4553/FLAG1e1b0013f [2019-11-27 16:26:51,037 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:51,043 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.p+lhb-reducer.c [2019-11-27 16:26:51,073 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58edfb400/a044b617b40044679d3518baa89e4553/FLAG1e1b0013f [2019-11-27 16:26:51,112 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58edfb400/a044b617b40044679d3518baa89e4553 [2019-11-27 16:26:51,125 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:51,127 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:51,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:51,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:51,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:51,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:51" (1/1) ... [2019-11-27 16:26:51,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:51, skipping insertion in model container [2019-11-27 16:26:51,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:51" (1/1) ... [2019-11-27 16:26:51,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:51,326 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:52,686 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:52,717 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:53,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:53,468 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:53,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53 WrapperNode [2019-11-27 16:26:53,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:53,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:53,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:53,476 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:53,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:53,563 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:53,712 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:53,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:53,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:53,714 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:53,737 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:53,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:53,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:53,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:53,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:53,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:53,873 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:53,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:53,908 INFO L168 Benchmark]: Toolchain (without parser) took 2774.19 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 949.4 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:53,910 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:53,911 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2340.74 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 955.2 MB in the end (delta: 12.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:53,913 INFO L168 Benchmark]: Boogie Procedure Inliner took 237.85 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 949.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:53,918 INFO L168 Benchmark]: Boogie Preprocessor took 184.72 ms. Allocated memory is still 1.0 GB. Free memory is still 949.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:53,925 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2340.74 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 955.2 MB in the end (delta: 12.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 237.85 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 949.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 184.72 ms. Allocated memory is still 1.0 GB. Free memory is still 949.4 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...