./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 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-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 0.1.24-025d5a2 [2019-11-26 17:17:12,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:12,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:12,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:12,278 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:12,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:12,286 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:12,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:12,304 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:12,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:12,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:12,317 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:12,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:12,323 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:12,328 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:12,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:12,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:12,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:12,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:12,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:12,364 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:12,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:12,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:12,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:12,385 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:12,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:12,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:12,390 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:12,391 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:12,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:12,396 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:12,398 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:12,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:12,404 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:12,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:12,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:12,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:12,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:12,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:12,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:12,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:12,422 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:12,462 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:12,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:12,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:12,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:12,468 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:12,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:12,471 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:12,471 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:12,471 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:12,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:12,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:12,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:12,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:12,476 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:12,477 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:12,477 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:12,477 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:12,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:12,478 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:12,481 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:12,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:12,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:12,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:12,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:12,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:12,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:12,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:12,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:12,484 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 [2019-11-26 17:17:13,035 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:13,070 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:13,077 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:13,079 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:13,083 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:13,084 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:17:13,243 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4045dae1/54fa0ccf849142368673009b8033116c/FLAG7f6aa5222 [2019-11-26 17:17:14,751 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:14,754 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:17:14,852 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4045dae1/54fa0ccf849142368673009b8033116c/FLAG7f6aa5222 [2019-11-26 17:17:14,886 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4045dae1/54fa0ccf849142368673009b8033116c [2019-11-26 17:17:14,891 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:14,893 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:14,909 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:14,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:14,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:14,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:14" (1/1) ... [2019-11-26 17:17:14,932 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 26.11 05:17:14, skipping insertion in model container [2019-11-26 17:17:14,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:14" (1/1) ... [2019-11-26 17:17:14,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:15,384 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:17,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:17,809 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:18,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:18,766 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:18,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18 WrapperNode [2019-11-26 17:17:18,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:18,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:18,776 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:18,776 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:18,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:18,908 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:19,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:19,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:19,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:19,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:19,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:19,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:19,286 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:19,289 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:19,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:19,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:19,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:18" (1/1) ... [2019-11-26 17:17:19,578 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:19,592 INFO L168 Benchmark]: Toolchain (without parser) took 4692.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 850.7 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:19,593 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. [2019-11-26 17:17:19,596 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3862.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 890.8 MB in the end (delta: 63.7 MB). Peak memory consumption was 63.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:19,598 INFO L168 Benchmark]: Boogie Procedure Inliner took 441.79 ms. Allocated memory is still 1.0 GB. Free memory was 890.8 MB in the beginning and 867.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:19,602 INFO L168 Benchmark]: Boogie Preprocessor took 367.59 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 850.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:19,614 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 3862.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 890.8 MB in the end (delta: 63.7 MB). Peak memory consumption was 63.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 441.79 ms. Allocated memory is still 1.0 GB. Free memory was 890.8 MB in the beginning and 867.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 367.59 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 850.7 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 0.1.24-025d5a2 [2019-11-26 17:17:23,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:23,509 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:23,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:23,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:23,547 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:23,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:23,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:23,573 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:23,578 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:23,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:23,584 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:23,588 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:23,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:23,596 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:23,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:23,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:23,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:23,615 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:23,622 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:23,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:23,638 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:23,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:23,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:23,652 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:23,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:23,654 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:23,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:23,659 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:23,660 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:23,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:23,665 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:23,666 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:23,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:23,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:23,674 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:23,675 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:23,676 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:23,677 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:23,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:23,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:23,687 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:23,725 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:23,728 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:23,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:23,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:23,733 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:23,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:23,734 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:23,735 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:23,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:23,738 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:23,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:23,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:23,740 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:23,740 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:23,740 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:23,741 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:23,741 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:23,741 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:23,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:23,743 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:23,743 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:23,744 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:23,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:23,745 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:23,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:23,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:23,749 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:23,749 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:23,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:23,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:23,752 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 [2019-11-26 17:17:24,293 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:24,323 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:24,332 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:24,335 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:24,337 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:24,339 INFO L428 ainManager$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 [2019-11-26 17:17:24,501 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e8c4ae76/021e5b6838584e7f9abe7a0f8a78adb1/FLAG4adf3d2fa [2019-11-26 17:17:26,129 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:26,132 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 [2019-11-26 17:17:26,203 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e8c4ae76/021e5b6838584e7f9abe7a0f8a78adb1/FLAG4adf3d2fa [2019-11-26 17:17:26,245 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e8c4ae76/021e5b6838584e7f9abe7a0f8a78adb1 [2019-11-26 17:17:26,252 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:26,254 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:26,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:26,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:26,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:26,272 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:26" (1/1) ... [2019-11-26 17:17:26,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13295c89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:26, skipping insertion in model container [2019-11-26 17:17:26,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:26" (1/1) ... [2019-11-26 17:17:26,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:26,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:29,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:29,466 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:30,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:30,842 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:30,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:30 WrapperNode [2019-11-26 17:17:30,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:30,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:30,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:30,847 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:30,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:30" (1/1) ... [2019-11-26 17:17:30,986 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:30" (1/1) ... [2019-11-26 17:17:31,247 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:31,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:31,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:31,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:31,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:30" (1/1) ... [2019-11-26 17:17:31,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:30" (1/1) ... [2019-11-26 17:17:31,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:30" (1/1) ... [2019-11-26 17:17:31,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:30" (1/1) ... [2019-11-26 17:17:31,493 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:30" (1/1) ... [2019-11-26 17:17:31,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:30" (1/1) ... [2019-11-26 17:17:31,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:30" (1/1) ... [2019-11-26 17:17:31,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:31,691 INFO L168 Benchmark]: Toolchain (without parser) took 5429.89 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 810.6 MB in the end (delta: 145.4 MB). Peak memory consumption was 145.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:31,694 INFO L168 Benchmark]: CDTParser took 2.75 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 17:17:31,696 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4580.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 850.7 MB in the end (delta: 105.3 MB). Peak memory consumption was 105.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:31,698 INFO L168 Benchmark]: Boogie Procedure Inliner took 405.26 ms. Allocated memory is still 1.0 GB. Free memory was 850.7 MB in the beginning and 827.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:31,703 INFO L168 Benchmark]: Boogie Preprocessor took 431.14 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 810.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:31,713 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.75 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 4580.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 850.7 MB in the end (delta: 105.3 MB). Peak memory consumption was 105.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 405.26 ms. Allocated memory is still 1.0 GB. Free memory was 850.7 MB in the beginning and 827.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 431.14 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 810.6 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...