./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+cfa-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 359e34fe48ec8804b1e7aa3a71235aa6d951f323 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.3.2.ufo.BOUNDED-6.pals.c.v+cfa-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 359e34fe48ec8804b1e7aa3a71235aa6d951f323 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:16:58,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:58,563 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:58,586 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:58,588 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:58,591 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:58,594 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:58,608 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:58,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:58,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:58,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:58,622 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:58,625 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:58,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:58,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:58,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:58,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:58,634 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:58,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:58,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:58,651 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:58,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:58,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:58,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:58,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:58,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:58,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:58,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:58,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:58,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:58,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:58,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:58,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:58,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:58,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:58,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:58,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:58,681 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:58,681 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:58,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:58,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:58,686 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:16:58,712 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:58,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:58,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:58,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:58,718 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:58,718 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:58,720 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:58,720 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:16:58,720 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:58,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:58,721 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:58,723 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:58,723 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:58,723 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:58,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:58,724 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:58,724 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:58,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:58,726 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:58,726 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:58,726 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:58,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:58,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:58,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:58,727 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:58,729 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:16:58,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:16:58,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:58,729 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 -> 359e34fe48ec8804b1e7aa3a71235aa6d951f323 [2019-11-26 17:16:59,214 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:59,234 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:59,239 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:59,244 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:59,245 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:59,245 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:16:59,356 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ea3317f5/f660b234cc5b432f82f51ac7f3546df9/FLAG885cdfce2 [2019-11-26 17:17:00,116 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:00,119 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:17:00,149 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ea3317f5/f660b234cc5b432f82f51ac7f3546df9/FLAG885cdfce2 [2019-11-26 17:17:00,379 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ea3317f5/f660b234cc5b432f82f51ac7f3546df9 [2019-11-26 17:17:00,382 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:00,384 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:00,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:00,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:00,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:00,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:00" (1/1) ... [2019-11-26 17:17:00,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45357075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:00, skipping insertion in model container [2019-11-26 17:17:00,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:00" (1/1) ... [2019-11-26 17:17:00,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:00,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:00,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:00,968 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:01,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:01,102 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:01,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:01 WrapperNode [2019-11-26 17:17:01,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:01,105 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:01,105 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:01,105 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:01,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:01" (1/1) ... [2019-11-26 17:17:01,135 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:01" (1/1) ... [2019-11-26 17:17:01,198 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:01,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:01,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:01,201 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:01,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:01" (1/1) ... [2019-11-26 17:17:01,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:01" (1/1) ... [2019-11-26 17:17:01,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:01" (1/1) ... [2019-11-26 17:17:01,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:01" (1/1) ... [2019-11-26 17:17:01,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:01" (1/1) ... [2019-11-26 17:17:01,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:01" (1/1) ... [2019-11-26 17:17:01,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:01" (1/1) ... [2019-11-26 17:17:01,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:01,273 INFO L168 Benchmark]: Toolchain (without parser) took 873.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.6 MB in the end (delta: -25.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:01,276 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:01,278 INFO L168 Benchmark]: CACSL2BoogieTranslator took 713.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.3 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:01,279 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.96 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:01,284 INFO L168 Benchmark]: Boogie Preprocessor took 54.48 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:01,288 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 713.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.3 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 95.96 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 54.48 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:17:03,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:03,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:03,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:03,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:03,994 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:03,996 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:04,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:04,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:04,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:04,009 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:04,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:04,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:04,023 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:04,026 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:04,028 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:04,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:04,034 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:04,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:04,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:04,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:04,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:04,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:04,056 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:04,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:04,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:04,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:04,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:04,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:04,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:04,072 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:04,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:04,075 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:04,076 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:04,081 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:04,081 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:04,085 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:04,085 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:04,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:04,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:04,088 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:04,089 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:04,119 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:04,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:04,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:04,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:04,124 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:04,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:04,128 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:04,128 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:04,128 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:04,129 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:04,130 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:04,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:04,130 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:04,130 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:04,131 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:04,131 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:04,131 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:04,131 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:04,131 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:04,132 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:04,132 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:04,132 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:04,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:04,135 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:04,135 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:04,135 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:04,135 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:04,136 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:04,136 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:04,136 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:04,137 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 -> 359e34fe48ec8804b1e7aa3a71235aa6d951f323 [2019-11-26 17:17:04,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:04,571 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:04,580 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:04,581 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:04,582 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:04,583 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:17:04,688 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99e0ad7bc/ca22aa9a4d5540e3946bfa2eb6be1d2c/FLAG681d959e4 [2019-11-26 17:17:05,470 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:05,471 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:17:05,490 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99e0ad7bc/ca22aa9a4d5540e3946bfa2eb6be1d2c/FLAG681d959e4 [2019-11-26 17:17:05,726 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99e0ad7bc/ca22aa9a4d5540e3946bfa2eb6be1d2c [2019-11-26 17:17:05,733 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:05,735 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:05,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:05,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:05,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:05,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:05" (1/1) ... [2019-11-26 17:17:05,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df2acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:05, skipping insertion in model container [2019-11-26 17:17:05,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:05" (1/1) ... [2019-11-26 17:17:05,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:05,831 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:06,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:06,340 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:06,467 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:06,505 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:06,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:06 WrapperNode [2019-11-26 17:17:06,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:06,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:06,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:06,508 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:06,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:06" (1/1) ... [2019-11-26 17:17:06,546 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:06" (1/1) ... [2019-11-26 17:17:06,601 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:06,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:06,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:06,602 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:06,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:06" (1/1) ... [2019-11-26 17:17:06,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:06" (1/1) ... [2019-11-26 17:17:06,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:06" (1/1) ... [2019-11-26 17:17:06,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:06" (1/1) ... [2019-11-26 17:17:06,642 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:06" (1/1) ... [2019-11-26 17:17:06,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:06" (1/1) ... [2019-11-26 17:17:06,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:06" (1/1) ... [2019-11-26 17:17:06,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:06,681 INFO L168 Benchmark]: Toolchain (without parser) took 942.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.5 MB in the end (delta: -25.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:06,682 INFO L168 Benchmark]: CDTParser took 1.97 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:06,683 INFO L168 Benchmark]: CACSL2BoogieTranslator took 765.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.3 MB in the end (delta: -31.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:06,683 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.89 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:06,685 INFO L168 Benchmark]: Boogie Preprocessor took 73.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:06,689 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.97 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 765.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.3 MB in the end (delta: -31.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 94.89 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 73.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 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...