./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 02820ae8e8d2b67fd6a3205c6bbadbfeb9e56486 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 02820ae8e8d2b67fd6a3205c6bbadbfeb9e56486 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:23:57,987 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:57,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:58,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:58,016 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:58,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:58,024 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:58,038 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:58,043 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:58,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:58,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:58,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:58,053 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:58,056 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:58,057 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:58,058 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:58,063 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:58,064 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:58,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:58,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:58,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:58,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:58,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:58,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:58,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:58,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:58,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:58,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:58,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:58,100 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:58,100 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:58,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:58,103 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:58,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:58,107 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:58,107 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:58,109 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:58,110 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:58,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:58,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:58,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:58,116 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:23:58,148 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:58,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:58,150 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:58,152 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:58,152 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:58,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:58,152 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:58,153 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:23:58,153 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:58,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:58,156 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:58,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:58,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:58,157 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:58,157 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:58,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:58,157 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:58,157 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:58,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:58,160 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:58,160 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:58,160 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:58,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:58,161 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:58,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:58,161 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:58,161 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:23:58,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:23:58,162 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:58,163 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 -> 02820ae8e8d2b67fd6a3205c6bbadbfeb9e56486 [2019-11-24 21:23:58,627 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:58,643 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:58,649 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:58,653 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:58,654 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:58,654 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:23:58,762 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56865c422/eddd1383237d4c8c977fa17c2cb36e36/FLAGdc113c479 [2019-11-24 21:23:59,672 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:59,673 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:23:59,698 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56865c422/eddd1383237d4c8c977fa17c2cb36e36/FLAGdc113c479 [2019-11-24 21:23:59,793 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56865c422/eddd1383237d4c8c977fa17c2cb36e36 [2019-11-24 21:23:59,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:59,802 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:59,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:59,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:59,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:59,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:59" (1/1) ... [2019-11-24 21:23:59,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:59, skipping insertion in model container [2019-11-24 21:23:59,820 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:59" (1/1) ... [2019-11-24 21:23:59,835 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:59,937 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:24:00,873 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:00,895 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:24:01,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:01,434 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:24:01,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:01 WrapperNode [2019-11-24 21:24:01,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:01,438 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:01,441 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:24:01,441 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:24:01,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:01" (1/1) ... [2019-11-24 21:24:01,504 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:01" (1/1) ... [2019-11-24 21:24:01,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:01,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:24:01,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:24:01,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:24:01,634 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:01" (1/1) ... [2019-11-24 21:24:01,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:01" (1/1) ... [2019-11-24 21:24:01,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:01" (1/1) ... [2019-11-24 21:24:01,652 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:01" (1/1) ... [2019-11-24 21:24:01,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:01" (1/1) ... [2019-11-24 21:24:01,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:01" (1/1) ... [2019-11-24 21:24:01,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:01" (1/1) ... [2019-11-24 21:24:01,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:24:01,790 INFO L168 Benchmark]: Toolchain (without parser) took 1982.58 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 18.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:01,792 INFO L168 Benchmark]: CDTParser took 3.06 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:24:01,796 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1629.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 960.9 MB in the end (delta: 6.5 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:01,797 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.47 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:01,798 INFO L168 Benchmark]: Boogie Preprocessor took 159.75 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 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. [2019-11-24 21:24:01,804 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.06 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 1629.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 960.9 MB in the end (delta: 6.5 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 184.47 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 159.75 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:24:04,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:24:04,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:24:04,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:24:04,561 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:24:04,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:24:04,566 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:24:04,570 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:24:04,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:24:04,585 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:24:04,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:24:04,587 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:24:04,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:24:04,594 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:24:04,595 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:24:04,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:24:04,601 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:24:04,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:24:04,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:24:04,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:24:04,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:24:04,618 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:24:04,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:24:04,624 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:24:04,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:24:04,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:24:04,630 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:24:04,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:24:04,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:24:04,634 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:24:04,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:24:04,636 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:24:04,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:24:04,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:24:04,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:24:04,644 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:24:04,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:24:04,647 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:24:04,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:24:04,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:24:04,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:24:04,655 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:24:04,682 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:24:04,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:24:04,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:24:04,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:24:04,689 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:24:04,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:24:04,689 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:24:04,690 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:24:04,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:24:04,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:24:04,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:24:04,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:24:04,693 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:24:04,693 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:24:04,694 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:24:04,694 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:24:04,694 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:24:04,694 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:24:04,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:24:04,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:24:04,697 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:24:04,697 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:24:04,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:24:04,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:24:04,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:24:04,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:24:04,698 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:24:04,699 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:24:04,699 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:24:04,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:24:04,700 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:24:04,703 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 -> 02820ae8e8d2b67fd6a3205c6bbadbfeb9e56486 [2019-11-24 21:24:05,153 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:24:05,169 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:24:05,177 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:24:05,179 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:24:05,180 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:24:05,183 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:24:05,286 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/727a3acd6/f47aa659e9d9499cbe1395025f9c6eb5/FLAGbf200f28b [2019-11-24 21:24:06,205 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:24:06,208 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:24:06,235 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/727a3acd6/f47aa659e9d9499cbe1395025f9c6eb5/FLAGbf200f28b [2019-11-24 21:24:06,306 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/727a3acd6/f47aa659e9d9499cbe1395025f9c6eb5 [2019-11-24 21:24:06,313 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:24:06,315 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:24:06,321 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:06,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:24:06,326 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:24:06,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:06" (1/1) ... [2019-11-24 21:24:06,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ade38da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:06, skipping insertion in model container [2019-11-24 21:24:06,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:06" (1/1) ... [2019-11-24 21:24:06,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:24:06,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:24:07,485 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:07,507 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:24:08,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:08,091 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:24:08,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08 WrapperNode [2019-11-24 21:24:08,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:08,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:08,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:24:08,098 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:24:08,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:08,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:08,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:08,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:24:08,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:24:08,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:24:08,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:08,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:08,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:08,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:08,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:08,375 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:08,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:08,407 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:24:08,413 INFO L168 Benchmark]: Toolchain (without parser) took 2094.61 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 933.6 MB in the end (delta: 26.6 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:08,414 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:24:08,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1774.99 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 945.1 MB in the end (delta: 15.2 MB). Peak memory consumption was 32.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:08,419 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.63 ms. Allocated memory is still 1.0 GB. Free memory was 945.1 MB in the beginning and 939.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:08,423 INFO L168 Benchmark]: Boogie Preprocessor took 142.07 ms. Allocated memory is still 1.0 GB. Free memory was 939.3 MB in the beginning and 933.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:08,428 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1774.99 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 945.1 MB in the end (delta: 15.2 MB). Peak memory consumption was 32.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 166.63 ms. Allocated memory is still 1.0 GB. Free memory was 945.1 MB in the beginning and 939.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 142.07 ms. Allocated memory is still 1.0 GB. Free memory was 939.3 MB in the beginning and 933.6 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...