./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.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 de2a3adae7b5795754a73dfe6d092ffdb3e0dd7a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.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 de2a3adae7b5795754a73dfe6d092ffdb3e0dd7a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:13:40,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:40,857 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:40,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:40,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:40,897 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:40,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:40,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:40,927 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:40,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:40,938 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:40,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:40,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:40,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:40,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:40,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:40,961 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:40,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:40,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:40,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:40,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:40,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:40,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:40,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:41,005 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:41,006 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:41,006 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:41,007 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:41,012 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:41,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:41,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:41,022 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:41,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:41,027 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:41,032 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:41,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:41,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:41,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:41,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:41,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:41,047 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:41,048 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:13:41,087 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:41,088 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:41,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:41,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:41,094 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:41,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:41,095 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:41,095 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:13:41,097 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:41,097 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:41,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:41,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:41,099 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:41,099 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:41,102 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:41,102 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:41,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:41,103 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:41,103 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:41,103 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:41,104 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:41,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:41,104 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:41,108 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:41,108 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:41,109 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:13:41,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:13:41,109 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:41,109 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 -> de2a3adae7b5795754a73dfe6d092ffdb3e0dd7a [2019-11-26 17:13:41,641 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:41,673 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:41,677 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:41,684 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:41,685 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:41,686 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:41,851 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0739a0185/33efa83e34f94490b2507f29baa5e72b/FLAGb7d4406a7 [2019-11-26 17:13:43,002 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:43,003 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:43,031 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0739a0185/33efa83e34f94490b2507f29baa5e72b/FLAGb7d4406a7 [2019-11-26 17:13:43,072 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0739a0185/33efa83e34f94490b2507f29baa5e72b [2019-11-26 17:13:43,081 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:43,084 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:43,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:43,091 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:43,098 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:43,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:43" (1/1) ... [2019-11-26 17:13:43,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42beb182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:43, skipping insertion in model container [2019-11-26 17:13:43,111 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:43" (1/1) ... [2019-11-26 17:13:43,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:43,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:43,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:43,888 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:44,019 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:44,055 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:44,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:44 WrapperNode [2019-11-26 17:13:44,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:44,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:44,066 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:44,066 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:44,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:44" (1/1) ... [2019-11-26 17:13:44,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:44" (1/1) ... [2019-11-26 17:13:44,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:44,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:44,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:44,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:44,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:44" (1/1) ... [2019-11-26 17:13:44,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:44" (1/1) ... [2019-11-26 17:13:44,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:44" (1/1) ... [2019-11-26 17:13:44,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:44" (1/1) ... [2019-11-26 17:13:44,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:44" (1/1) ... [2019-11-26 17:13:44,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:44" (1/1) ... [2019-11-26 17:13:44,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:44" (1/1) ... [2019-11-26 17:13:44,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:44,307 INFO L168 Benchmark]: Toolchain (without parser) took 1215.23 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 984.3 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:44,309 INFO L168 Benchmark]: CDTParser took 1.21 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:44,312 INFO L168 Benchmark]: CACSL2BoogieTranslator took 967.21 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 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:44,317 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.80 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:44,318 INFO L168 Benchmark]: Boogie Preprocessor took 109.19 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:44,328 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.21 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 967.21 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 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 121.80 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 109.19 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:13:48,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:48,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:48,189 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:48,189 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:48,192 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:48,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:48,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:48,216 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:48,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:48,223 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:48,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:48,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:48,234 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:48,236 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:48,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:48,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:48,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:48,249 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:48,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:48,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:48,268 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:48,269 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:48,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:48,280 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:48,282 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:48,282 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:48,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:48,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:48,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:48,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:48,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:48,293 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:48,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:48,299 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:48,299 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:48,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:48,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:48,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:48,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:48,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:48,310 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:13:48,363 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:48,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:48,369 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:48,371 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:48,373 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:48,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:48,375 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:48,375 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:48,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:48,376 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:48,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:48,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:48,379 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:13:48,379 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:13:48,380 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:48,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:48,382 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:48,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:48,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:48,383 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:48,383 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:48,384 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:48,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:48,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:48,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:48,388 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:48,388 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:13:48,389 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:13:48,390 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:48,390 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:13:48,391 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 -> de2a3adae7b5795754a73dfe6d092ffdb3e0dd7a [2019-11-26 17:13:48,955 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:48,992 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:48,999 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:49,007 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:49,007 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:49,009 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:49,170 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02a2e9054/25a661f3799341e4babd07b10e17fb1f/FLAGb7e0111aa [2019-11-26 17:13:50,329 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:50,330 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:50,356 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02a2e9054/25a661f3799341e4babd07b10e17fb1f/FLAGb7e0111aa [2019-11-26 17:13:50,397 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02a2e9054/25a661f3799341e4babd07b10e17fb1f [2019-11-26 17:13:50,405 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:50,410 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:50,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:50,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:50,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:50,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:50" (1/1) ... [2019-11-26 17:13:50,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42beb182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:50, skipping insertion in model container [2019-11-26 17:13:50,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:50" (1/1) ... [2019-11-26 17:13:50,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:50,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:51,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:51,287 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:51,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:51,517 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:51,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:51 WrapperNode [2019-11-26 17:13:51,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:51,525 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:51,525 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:51,525 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:51,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:51" (1/1) ... [2019-11-26 17:13:51,569 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:51" (1/1) ... [2019-11-26 17:13:51,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:51,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:51,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:51,655 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:51,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:51" (1/1) ... [2019-11-26 17:13:51,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:51" (1/1) ... [2019-11-26 17:13:51,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:51" (1/1) ... [2019-11-26 17:13:51,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:51" (1/1) ... [2019-11-26 17:13:51,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:51" (1/1) ... [2019-11-26 17:13:51,747 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:51" (1/1) ... [2019-11-26 17:13:51,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:51" (1/1) ... [2019-11-26 17:13:51,768 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:51,779 INFO L168 Benchmark]: Toolchain (without parser) took 1366.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:51,780 INFO L168 Benchmark]: CDTParser took 2.67 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:51,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1107.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:51,783 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.54 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:51,784 INFO L168 Benchmark]: Boogie Preprocessor took 116.12 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:51,793 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.67 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 1107.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 129.54 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 116.12 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 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...