./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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.4.1.ufo.BOUNDED-8.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 87de2ac0f1d4806f19db4ba3d07c68d1e20429ad ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.4.1.ufo.BOUNDED-8.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 87de2ac0f1d4806f19db4ba3d07c68d1e20429ad ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:26:40,487 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:40,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:40,531 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:40,532 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:40,537 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:40,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:40,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:40,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:40,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:40,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:40,584 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:40,585 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:40,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:40,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:40,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:40,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:40,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:40,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:40,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:40,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:40,638 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:40,642 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:40,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:40,655 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:40,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:40,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:40,658 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:40,659 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:40,660 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:40,662 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:40,663 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:40,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:40,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:40,673 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:40,674 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:40,675 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:40,676 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:40,676 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:40,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:40,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:40,685 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:26:40,715 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:40,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:40,721 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:40,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:40,722 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:40,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:40,722 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:40,724 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:26:40,724 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:40,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:40,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:40,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:40,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:40,726 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:40,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:40,729 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:40,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:40,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:40,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:40,730 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:40,730 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:40,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:40,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:40,731 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:40,731 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:40,731 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:26:40,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:26:40,734 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:40,734 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 -> 87de2ac0f1d4806f19db4ba3d07c68d1e20429ad [2019-11-27 16:26:41,144 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:41,176 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:41,186 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:41,188 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:41,191 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:41,195 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:26:41,360 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7890b42c/61c9af1cacd843cf8743c793031338b7/FLAG37d71d7ea [2019-11-27 16:26:42,944 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:42,949 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:26:43,022 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7890b42c/61c9af1cacd843cf8743c793031338b7/FLAG37d71d7ea [2019-11-27 16:26:43,058 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7890b42c/61c9af1cacd843cf8743c793031338b7 [2019-11-27 16:26:43,063 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:43,066 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:43,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:43,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:43,090 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:43,091 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:43" (1/1) ... [2019-11-27 16:26:43,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@935812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:43, skipping insertion in model container [2019-11-27 16:26:43,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:43" (1/1) ... [2019-11-27 16:26:43,109 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:43,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:46,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:46,420 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:47,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:47,459 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:47,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:47 WrapperNode [2019-11-27 16:26:47,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:47,463 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:47,464 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:47,464 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:47,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:47" (1/1) ... [2019-11-27 16:26:47,590 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:47" (1/1) ... [2019-11-27 16:26:47,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:47,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:47,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:47,865 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:47,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:47" (1/1) ... [2019-11-27 16:26:47,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:47" (1/1) ... [2019-11-27 16:26:47,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:47" (1/1) ... [2019-11-27 16:26:47,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:47" (1/1) ... [2019-11-27 16:26:48,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:47" (1/1) ... [2019-11-27 16:26:48,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:47" (1/1) ... [2019-11-27 16:26:48,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:47" (1/1) ... [2019-11-27 16:26:48,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:48,282 INFO L168 Benchmark]: Toolchain (without parser) took 5209.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 856.6 MB in the end (delta: 99.4 MB). Peak memory consumption was 99.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:48,284 INFO L168 Benchmark]: CDTParser took 0.41 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 16:26:48,288 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4386.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 896.7 MB in the end (delta: 59.3 MB). Peak memory consumption was 63.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:48,291 INFO L168 Benchmark]: Boogie Procedure Inliner took 401.40 ms. Allocated memory is still 1.0 GB. Free memory was 896.7 MB in the beginning and 873.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:48,296 INFO L168 Benchmark]: Boogie Preprocessor took 407.82 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 856.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:48,307 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 4386.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 896.7 MB in the end (delta: 59.3 MB). Peak memory consumption was 63.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 401.40 ms. Allocated memory is still 1.0 GB. Free memory was 896.7 MB in the beginning and 873.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 407.82 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 856.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 0.1.24-509859d [2019-11-27 16:26:52,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:52,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:52,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:52,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:52,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:52,433 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:52,446 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:52,455 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:52,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:52,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:52,469 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:52,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:52,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:52,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:52,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:52,487 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:52,489 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:52,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:52,502 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:52,510 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:52,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:52,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:52,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:52,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:52,532 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:52,532 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:52,536 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:52,537 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:52,543 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:52,543 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:52,544 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:52,549 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:52,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:52,553 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:52,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:52,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:52,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:52,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:52,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:52,563 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:52,565 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:26:52,625 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:52,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:52,633 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:52,638 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:52,638 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:52,639 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:52,639 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:52,639 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:52,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:52,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:52,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:52,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:52,654 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:26:52,654 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:26:52,655 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:52,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:52,658 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:52,661 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:52,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:52,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:52,662 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:52,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:52,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:52,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:52,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:52,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:52,669 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:26:52,669 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:26:52,670 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:52,672 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:26:52,673 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 -> 87de2ac0f1d4806f19db4ba3d07c68d1e20429ad [2019-11-27 16:26:53,239 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:53,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:53,290 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:53,293 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:53,294 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:53,296 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:26:53,464 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/648c3170c/a7af449a809942cdacc60be722a27ced/FLAG33dcd6fa4 [2019-11-27 16:26:55,049 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:55,052 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:26:55,135 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/648c3170c/a7af449a809942cdacc60be722a27ced/FLAG33dcd6fa4 [2019-11-27 16:26:55,162 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/648c3170c/a7af449a809942cdacc60be722a27ced [2019-11-27 16:26:55,167 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:55,169 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:55,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:55,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:55,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:55,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:55" (1/1) ... [2019-11-27 16:26:55,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:55, skipping insertion in model container [2019-11-27 16:26:55,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:55" (1/1) ... [2019-11-27 16:26:55,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:55,560 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:58,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:58,763 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:00,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:00,265 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:00,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:00 WrapperNode [2019-11-27 16:27:00,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:00,270 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:00,271 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:00,271 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:00,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:00" (1/1) ... [2019-11-27 16:27:00,422 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:00" (1/1) ... [2019-11-27 16:27:00,692 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:00,694 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:00,696 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:00,696 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:00,718 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:00" (1/1) ... [2019-11-27 16:27:00,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:00" (1/1) ... [2019-11-27 16:27:00,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:00" (1/1) ... [2019-11-27 16:27:00,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:00" (1/1) ... [2019-11-27 16:27:00,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:00" (1/1) ... [2019-11-27 16:27:01,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:00" (1/1) ... [2019-11-27 16:27:01,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:00" (1/1) ... [2019-11-27 16:27:01,148 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:01,161 INFO L168 Benchmark]: Toolchain (without parser) took 5984.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 810.8 MB in the end (delta: 145.2 MB). Peak memory consumption was 145.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:01,162 INFO L168 Benchmark]: CDTParser took 1.52 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 16:27:01,166 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5081.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 850.9 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:01,167 INFO L168 Benchmark]: Boogie Procedure Inliner took 423.43 ms. Allocated memory is still 1.0 GB. Free memory was 850.9 MB in the beginning and 828.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:01,172 INFO L168 Benchmark]: Boogie Preprocessor took 456.73 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 810.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:01,182 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 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 5081.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 850.9 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 423.43 ms. Allocated memory is still 1.0 GB. Free memory was 850.9 MB in the beginning and 828.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 456.73 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 810.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...