./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.UNBOUNDED.pals.c.v+nlh-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.UNBOUNDED.pals.c.v+nlh-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 3734aeda010833c58d149c2dbf5c9c42e8d8850e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.UNBOUNDED.pals.c.v+nlh-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 3734aeda010833c58d149c2dbf5c9c42e8d8850e .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:17:04,945 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:04,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:04,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:04,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:04,994 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:04,997 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:05,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:05,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:05,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:05,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:05,032 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:05,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:05,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:05,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:05,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:05,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:05,057 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:05,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:05,072 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:05,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:05,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:05,086 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:05,089 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:05,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:05,102 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:05,102 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:05,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:05,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:05,106 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:05,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:05,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:05,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:05,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:05,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:05,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:05,123 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:05,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:05,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:05,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:05,132 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:05,135 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:05,174 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:05,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:05,180 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:05,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:05,182 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:05,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:05,185 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:05,186 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:05,186 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:05,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:05,187 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:05,188 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:05,188 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:05,190 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:05,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:05,191 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:05,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:05,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:05,193 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:05,193 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:05,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:05,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:05,196 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:05,196 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:05,196 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:05,197 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:05,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:05,199 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:05,199 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 -> 3734aeda010833c58d149c2dbf5c9c42e8d8850e [2019-11-26 17:17:05,777 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:05,804 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:05,810 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:05,815 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:05,816 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:05,817 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:17:05,972 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1c13bd33/9ed4757c4b35413db087e0d80f955857/FLAG11a485d03 [2019-11-26 17:17:07,182 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:07,184 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:17:07,217 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1c13bd33/9ed4757c4b35413db087e0d80f955857/FLAG11a485d03 [2019-11-26 17:17:07,296 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1c13bd33/9ed4757c4b35413db087e0d80f955857 [2019-11-26 17:17:07,307 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:07,310 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:07,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:07,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:07,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:07,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:07" (1/1) ... [2019-11-26 17:17:07,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b9c6a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:07, skipping insertion in model container [2019-11-26 17:17:07,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:07" (1/1) ... [2019-11-26 17:17:07,359 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:07,478 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:08,300 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:08,332 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:08,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:08,580 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:08,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:08 WrapperNode [2019-11-26 17:17:08,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:08,589 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:08,590 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:08,590 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:08,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:08" (1/1) ... [2019-11-26 17:17:08,639 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:08" (1/1) ... [2019-11-26 17:17:08,733 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:08,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:08,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:08,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:08,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:08" (1/1) ... [2019-11-26 17:17:08,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:08" (1/1) ... [2019-11-26 17:17:08,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:08" (1/1) ... [2019-11-26 17:17:08,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:08" (1/1) ... [2019-11-26 17:17:08,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:08" (1/1) ... [2019-11-26 17:17:08,820 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:08" (1/1) ... [2019-11-26 17:17:08,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:08" (1/1) ... [2019-11-26 17:17:08,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:08,845 INFO L168 Benchmark]: Toolchain (without parser) took 1533.75 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 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:08,853 INFO L168 Benchmark]: CDTParser took 1.68 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 17:17:08,861 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1265.60 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:08,865 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.48 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:08,866 INFO L168 Benchmark]: Boogie Preprocessor took 102.72 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:08,880 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.68 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 1265.60 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 146.48 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 102.72 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 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 0.1.24-025d5a2 [2019-11-26 17:17:12,747 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:12,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:12,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:12,785 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:12,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:12,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:12,806 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:12,814 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:12,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:12,820 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:12,827 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:12,827 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:12,830 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:12,831 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:12,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:12,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:12,839 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:12,847 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:12,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:12,860 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:12,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:12,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:12,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:12,879 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:12,880 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:12,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:12,884 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:12,885 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:12,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:12,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:12,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:12,893 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:12,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:12,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:12,899 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:12,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:12,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:12,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:12,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:12,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:12,909 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:12,961 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:12,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:12,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:12,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:12,972 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:12,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:12,973 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:12,974 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:12,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:12,976 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:12,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:12,977 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:12,977 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:12,978 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:12,978 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:12,981 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:12,981 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:12,981 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:12,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:12,982 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:12,982 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:12,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:12,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:12,984 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:12,986 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:12,986 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:12,986 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:12,987 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:12,988 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:12,988 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:12,991 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 -> 3734aeda010833c58d149c2dbf5c9c42e8d8850e [2019-11-26 17:17:13,593 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:13,622 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:13,630 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:13,638 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:13,638 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:13,640 INFO L428 ainManager$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.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:17:13,789 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7bbe5d11/a0652c0a91564c7997181b32926bd9e8/FLAGbbfb9da60 [2019-11-26 17:17:14,863 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:14,864 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:17:14,894 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7bbe5d11/a0652c0a91564c7997181b32926bd9e8/FLAGbbfb9da60 [2019-11-26 17:17:14,935 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7bbe5d11/a0652c0a91564c7997181b32926bd9e8 [2019-11-26 17:17:14,945 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:14,952 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:14,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:14,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:14,968 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:14,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:14" (1/1) ... [2019-11-26 17:17:14,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:14, skipping insertion in model container [2019-11-26 17:17:14,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:14" (1/1) ... [2019-11-26 17:17:14,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:15,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:16,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:16,088 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:16,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:16,451 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:16,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16 WrapperNode [2019-11-26 17:17:16,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:16,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:16,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:16,465 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:16,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,530 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,640 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:16,642 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:16,643 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:16,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:16,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,691 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,732 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,769 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:16" (1/1) ... [2019-11-26 17:17:16,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:16,797 INFO L168 Benchmark]: Toolchain (without parser) took 1848.72 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 973.8 MB in the end (delta: -13.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:16,802 INFO L168 Benchmark]: CDTParser took 0.36 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 17:17:16,805 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1503.15 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 979.5 MB in the end (delta: -19.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:16,809 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.80 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:16,812 INFO L168 Benchmark]: Boogie Preprocessor took 151.57 ms. Allocated memory is still 1.0 GB. Free memory was 979.5 MB in the beginning and 973.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:16,827 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1503.15 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 979.5 MB in the end (delta: -19.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 179.80 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 151.57 ms. Allocated memory is still 1.0 GB. Free memory was 979.5 MB in the beginning and 973.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...