./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0f27407eed8f38dd5bece02716622b9f363c5472 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0f27407eed8f38dd5bece02716622b9f363c5472 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:04:37,923 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:37,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:37,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:37,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:37,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:37,976 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:37,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:37,999 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:38,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:38,005 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:38,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:38,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:38,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:38,023 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:38,026 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:38,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:38,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:38,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:38,048 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:38,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:38,065 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:38,066 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:38,070 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:38,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:38,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:38,080 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:38,084 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:38,085 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:38,086 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:38,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:38,089 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:38,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:38,094 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:38,098 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:38,099 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:38,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:38,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:38,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:38,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:38,110 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:38,111 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:38,151 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:38,151 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:38,156 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:38,157 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:38,157 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:38,160 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:38,160 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:38,161 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:38,161 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:38,161 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:38,162 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:38,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:38,163 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:38,164 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:38,164 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:38,165 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:38,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:38,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:38,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:38,169 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:38,169 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:38,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:38,170 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:38,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:38,170 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:38,170 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:38,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:38,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:38,174 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 -> 0f27407eed8f38dd5bece02716622b9f363c5472 [2019-11-27 10:04:38,754 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:38,788 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:38,794 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:38,798 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:38,800 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:38,803 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:04:38,958 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f5e01c80/a47bdf8db3304ce092d348b0280f6a85/FLAG636fc0f74 [2019-11-27 10:04:39,985 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:39,991 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:04:40,021 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f5e01c80/a47bdf8db3304ce092d348b0280f6a85/FLAG636fc0f74 [2019-11-27 10:04:40,088 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f5e01c80/a47bdf8db3304ce092d348b0280f6a85 [2019-11-27 10:04:40,096 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:40,099 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:40,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:40,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:40,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:40,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:40" (1/1) ... [2019-11-27 10:04:40,123 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 27.11 10:04:40, skipping insertion in model container [2019-11-27 10:04:40,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:40" (1/1) ... [2019-11-27 10:04:40,145 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:40,236 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:40,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:40,994 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:41,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:41,219 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:41,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:41 WrapperNode [2019-11-27 10:04:41,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:41,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:41,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:41,229 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:41,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:41" (1/1) ... [2019-11-27 10:04:41,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:41" (1/1) ... [2019-11-27 10:04:41,364 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:41,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:41,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:41,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:41,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:41" (1/1) ... [2019-11-27 10:04:41,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:41" (1/1) ... [2019-11-27 10:04:41,395 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:41" (1/1) ... [2019-11-27 10:04:41,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:41" (1/1) ... [2019-11-27 10:04:41,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:41" (1/1) ... [2019-11-27 10:04:41,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:41" (1/1) ... [2019-11-27 10:04:41,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:41" (1/1) ... [2019-11-27 10:04:41,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:41,462 INFO L168 Benchmark]: Toolchain (without parser) took 1345.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 985.6 MB in the end (delta: -22.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:41,468 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. [2019-11-27 10:04:41,472 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1116.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 991.4 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:41,473 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.32 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:41,477 INFO L168 Benchmark]: Boogie Preprocessor took 75.93 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:41,486 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 1116.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 991.4 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 137.32 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 75.93 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:04:45,372 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:45,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:45,410 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:45,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:45,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:45,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:45,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:45,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:45,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:45,450 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:45,454 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:45,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:45,462 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:45,466 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:45,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:45,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:45,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:45,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:45,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:45,499 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:45,507 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:45,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:45,513 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:45,521 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:45,524 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:45,524 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:45,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:45,529 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:45,531 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:45,532 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:45,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:45,537 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:45,538 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:45,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:45,544 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:45,545 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:45,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:45,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:45,549 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:45,552 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:45,553 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:45,595 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:45,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:45,601 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:45,601 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:45,603 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:45,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:45,605 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:45,605 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:45,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:45,606 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:45,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:45,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:45,610 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:45,610 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:45,611 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:45,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:45,613 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:45,613 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:45,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:45,614 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:45,616 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:45,616 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:45,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:45,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:45,617 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:45,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:45,619 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:45,620 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:45,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:45,622 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:45,623 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 -> 0f27407eed8f38dd5bece02716622b9f363c5472 [2019-11-27 10:04:46,250 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:46,280 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:46,287 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:46,290 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:46,292 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:46,295 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:04:46,450 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64a5fb931/7b8ffe2627134b8f9c723d005d1d051a/FLAGdc4aa7dad [2019-11-27 10:04:47,575 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:47,580 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:04:47,610 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64a5fb931/7b8ffe2627134b8f9c723d005d1d051a/FLAGdc4aa7dad [2019-11-27 10:04:47,647 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64a5fb931/7b8ffe2627134b8f9c723d005d1d051a [2019-11-27 10:04:47,659 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:47,661 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:47,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:47,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:47,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:47,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:47" (1/1) ... [2019-11-27 10:04:47,686 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 27.11 10:04:47, skipping insertion in model container [2019-11-27 10:04:47,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:47" (1/1) ... [2019-11-27 10:04:47,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:47,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:48,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:48,626 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:48,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:48,861 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:48,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:48 WrapperNode [2019-11-27 10:04:48,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:48,864 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:48,865 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:48,865 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:48,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:48" (1/1) ... [2019-11-27 10:04:48,908 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:48" (1/1) ... [2019-11-27 10:04:48,979 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:48,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:48,983 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:48,983 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:49,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:48" (1/1) ... [2019-11-27 10:04:49,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:48" (1/1) ... [2019-11-27 10:04:49,010 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:48" (1/1) ... [2019-11-27 10:04:49,010 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:48" (1/1) ... [2019-11-27 10:04:49,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:48" (1/1) ... [2019-11-27 10:04:49,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:48" (1/1) ... [2019-11-27 10:04:49,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:48" (1/1) ... [2019-11-27 10:04:49,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:49,085 INFO L168 Benchmark]: Toolchain (without parser) took 1421.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 980.0 MB in the end (delta: -14.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:49,088 INFO L168 Benchmark]: CDTParser took 1.62 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:49,089 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1197.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 980.0 MB in the end (delta: -14.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:49,091 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.31 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:49,092 INFO L168 Benchmark]: Boogie Preprocessor took 98.71 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:49,099 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.62 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 1197.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 980.0 MB in the end (delta: -14.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 116.31 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 98.71 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...