./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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.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 8e4ab1d1657ebeea6e5fad93bc17c680831cd75d ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.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 8e4ab1d1657ebeea6e5fad93bc17c680831cd75d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:09:47,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:47,109 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:47,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:47,154 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:47,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:47,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:47,181 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:47,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:47,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:47,199 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:47,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:47,204 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:47,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:47,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:47,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:47,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:47,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:47,233 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:47,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:47,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:47,259 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:47,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:47,266 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:47,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:47,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:47,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:47,280 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:47,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:47,286 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:47,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:47,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:47,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:47,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:47,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:47,299 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:47,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:47,306 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:47,306 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:47,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:47,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:47,314 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:09:47,358 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:47,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:47,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:47,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:47,368 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:47,368 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:47,369 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:47,371 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:09:47,371 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:47,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:47,373 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:47,376 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:47,376 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:47,377 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:47,377 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:47,378 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:47,378 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:47,379 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:47,381 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:47,381 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:47,382 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:47,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:47,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:47,384 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:47,384 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:47,386 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:09:47,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:09:47,387 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:47,389 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 -> 8e4ab1d1657ebeea6e5fad93bc17c680831cd75d [2019-11-25 23:09:48,026 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:48,053 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:48,061 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:48,065 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:48,069 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:48,071 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:09:48,235 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1aca3b30d/02648de5f479438da57e2cea5e086b0a/FLAG6a53ef303 [2019-11-25 23:09:49,582 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:49,586 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:09:49,627 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1aca3b30d/02648de5f479438da57e2cea5e086b0a/FLAG6a53ef303 [2019-11-25 23:09:49,667 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1aca3b30d/02648de5f479438da57e2cea5e086b0a [2019-11-25 23:09:49,675 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:49,682 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:49,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:49,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:49,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:49,696 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:49" (1/1) ... [2019-11-25 23:09:49,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:49, skipping insertion in model container [2019-11-25 23:09:49,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:49" (1/1) ... [2019-11-25 23:09:49,727 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:49,908 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:51,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:51,424 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:52,157 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:52,212 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:52,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:52 WrapperNode [2019-11-25 23:09:52,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:52,216 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:52,218 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:52,218 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:52,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:52" (1/1) ... [2019-11-25 23:09:52,316 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:52" (1/1) ... [2019-11-25 23:09:52,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:52,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:52,518 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:52,518 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:52,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:52" (1/1) ... [2019-11-25 23:09:52,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:52" (1/1) ... [2019-11-25 23:09:52,560 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:52" (1/1) ... [2019-11-25 23:09:52,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:52" (1/1) ... [2019-11-25 23:09:52,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:52" (1/1) ... [2019-11-25 23:09:52,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:52" (1/1) ... [2019-11-25 23:09:52,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:52" (1/1) ... [2019-11-25 23:09:52,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:52,793 INFO L168 Benchmark]: Toolchain (without parser) took 3100.90 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 939.1 MB in the end (delta: 28.3 MB). Peak memory consumption was 28.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:52,795 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-25 23:09:52,797 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2531.06 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 956.3 MB in the end (delta: 11.2 MB). Peak memory consumption was 38.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:52,803 INFO L168 Benchmark]: Boogie Procedure Inliner took 298.63 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 944.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:52,804 INFO L168 Benchmark]: Boogie Preprocessor took 264.80 ms. Allocated memory is still 1.0 GB. Free memory was 944.8 MB in the beginning and 939.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:52,814 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 2531.06 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 956.3 MB in the end (delta: 11.2 MB). Peak memory consumption was 38.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 298.63 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 944.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 264.80 ms. Allocated memory is still 1.0 GB. Free memory was 944.8 MB in the beginning and 939.1 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 0.1.24-65d6cd2 [2019-11-25 23:09:56,818 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:56,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:56,850 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:56,852 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:56,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:56,871 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:56,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:56,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:56,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:56,904 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:56,908 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:56,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:56,914 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:56,919 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:56,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:56,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:56,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:56,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:56,968 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:56,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:56,984 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:56,987 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:56,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:57,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:57,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:57,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:57,005 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:57,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:57,009 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:57,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:57,014 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:57,015 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:57,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:57,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:57,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:57,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:57,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:57,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:57,031 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:57,034 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:57,035 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:09:57,089 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:57,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:57,096 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:57,098 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:57,099 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:57,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:57,101 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:57,101 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:57,102 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:57,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:57,105 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:57,105 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:57,106 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:09:57,106 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:09:57,108 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:57,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:57,108 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:57,109 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:57,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:57,111 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:57,111 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:57,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:57,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:57,114 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:57,114 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:57,115 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:57,115 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:09:57,117 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:09:57,117 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:57,117 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:09:57,120 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 -> 8e4ab1d1657ebeea6e5fad93bc17c680831cd75d [2019-11-25 23:09:57,785 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:57,814 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:57,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:57,825 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:57,829 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:57,831 INFO L428 ainManager$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.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:09:57,998 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f082bfca/c1529916d70d438c944c1a2053acd5f8/FLAG7c4f000c5 [2019-11-25 23:09:59,355 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:59,359 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:09:59,398 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f082bfca/c1529916d70d438c944c1a2053acd5f8/FLAG7c4f000c5 [2019-11-25 23:09:59,435 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f082bfca/c1529916d70d438c944c1a2053acd5f8 [2019-11-25 23:09:59,444 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:59,447 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:59,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:59,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:59,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:59,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:59" (1/1) ... [2019-11-25 23:09:59,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:59, skipping insertion in model container [2019-11-25 23:09:59,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:59" (1/1) ... [2019-11-25 23:09:59,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:59,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:10:01,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:01,369 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:10:02,170 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:02,222 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:10:02,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:02 WrapperNode [2019-11-25 23:10:02,224 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:02,225 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:02,226 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:10:02,226 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:10:02,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:02" (1/1) ... [2019-11-25 23:10:02,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:02" (1/1) ... [2019-11-25 23:10:02,513 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:02,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:10:02,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:10:02,514 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:10:02,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:02" (1/1) ... [2019-11-25 23:10:02,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:02" (1/1) ... [2019-11-25 23:10:02,565 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:02" (1/1) ... [2019-11-25 23:10:02,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:02" (1/1) ... [2019-11-25 23:10:02,671 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:02" (1/1) ... [2019-11-25 23:10:02,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:02" (1/1) ... [2019-11-25 23:10:02,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:02" (1/1) ... [2019-11-25 23:10:02,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:10:02,799 INFO L168 Benchmark]: Toolchain (without parser) took 3345.23 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 927.6 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:02,800 INFO L168 Benchmark]: CDTParser took 2.74 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. [2019-11-25 23:10:02,804 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2772.50 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 944.8 MB in the end (delta: 16.9 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:02,806 INFO L168 Benchmark]: Boogie Procedure Inliner took 288.11 ms. Allocated memory is still 1.0 GB. Free memory was 944.8 MB in the beginning and 933.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:02,810 INFO L168 Benchmark]: Boogie Preprocessor took 275.97 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 927.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:02,821 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.74 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 2772.50 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 944.8 MB in the end (delta: 16.9 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 288.11 ms. Allocated memory is still 1.0 GB. Free memory was 944.8 MB in the beginning and 933.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 275.97 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 927.6 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...