./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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.5.1.ufo.UNBOUNDED.pals.c.v+nlh-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 cf7c8c3ba6c266153d8ba7c58c2c29bf1c174fc3 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.5.1.ufo.UNBOUNDED.pals.c.v+nlh-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 cf7c8c3ba6c266153d8ba7c58c2c29bf1c174fc3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:23:24,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:24,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:24,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:24,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:24,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:24,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:24,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:24,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:24,496 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:24,501 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:24,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:24,508 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:24,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:24,515 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:24,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:24,523 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:24,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:24,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:24,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:24,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:24,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:24,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:24,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:24,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:24,570 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:24,570 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:24,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:24,575 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:24,576 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:24,580 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:24,581 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:24,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:24,585 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:24,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:24,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:24,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:24,593 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:24,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:24,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:24,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:24,601 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:23:24,652 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:24,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:24,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:24,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:24,670 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:24,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:24,671 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:24,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:23:24,672 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:24,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:24,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:24,675 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:24,675 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:24,675 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:24,677 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:24,677 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:24,677 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:24,678 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:24,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:24,680 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:24,680 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:24,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:24,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:24,683 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:24,683 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:24,683 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:24,685 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:23:24,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:23:24,686 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:24,690 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 -> cf7c8c3ba6c266153d8ba7c58c2c29bf1c174fc3 [2019-11-24 21:23:25,246 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:25,286 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:25,295 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:25,300 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:25,302 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:25,305 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-24 21:23:25,465 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f90ff602c/3a9ef1389abc4fff8cf9c0c2351a2f43/FLAG5b54329c5 [2019-11-24 21:23:26,732 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:26,736 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-24 21:23:26,762 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f90ff602c/3a9ef1389abc4fff8cf9c0c2351a2f43/FLAG5b54329c5 [2019-11-24 21:23:26,790 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f90ff602c/3a9ef1389abc4fff8cf9c0c2351a2f43 [2019-11-24 21:23:26,794 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:26,796 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:26,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:26,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:26,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:26,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:26" (1/1) ... [2019-11-24 21:23:26,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:26, skipping insertion in model container [2019-11-24 21:23:26,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:26" (1/1) ... [2019-11-24 21:23:26,841 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:26,966 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:27,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:27,886 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:28,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:28,177 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:28,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:28 WrapperNode [2019-11-24 21:23:28,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:28,179 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:28,180 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:28,180 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:28,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:28" (1/1) ... [2019-11-24 21:23:28,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:28" (1/1) ... [2019-11-24 21:23:28,326 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:28,327 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:28,327 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:28,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:28,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:28" (1/1) ... [2019-11-24 21:23:28,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:28" (1/1) ... [2019-11-24 21:23:28,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:28" (1/1) ... [2019-11-24 21:23:28,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:28" (1/1) ... [2019-11-24 21:23:28,397 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:28" (1/1) ... [2019-11-24 21:23:28,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:28" (1/1) ... [2019-11-24 21:23:28,440 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:28" (1/1) ... [2019-11-24 21:23:28,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:28,471 INFO L168 Benchmark]: Toolchain (without parser) took 1670.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.6 MB in the end (delta: -5.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:28,475 INFO L168 Benchmark]: CDTParser took 1.06 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:28,478 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1366.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.1 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:28,486 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.62 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:28,487 INFO L168 Benchmark]: Boogie Preprocessor took 133.48 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:28,501 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1366.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.1 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 147.62 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 133.48 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:23:32,459 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:32,465 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:32,502 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:32,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:32,510 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:32,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:32,531 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:32,534 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:32,540 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:32,547 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:32,549 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:32,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:32,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:32,559 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:32,563 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:32,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:32,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:32,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:32,589 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:32,595 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:32,601 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:32,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:32,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:32,618 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:32,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:32,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:32,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:32,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:32,628 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:32,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:32,629 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:32,632 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:32,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:32,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:32,642 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:32,643 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:32,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:32,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:32,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:32,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:32,655 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:23:32,695 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:32,698 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:32,700 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:32,703 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:32,703 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:32,704 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:32,704 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:32,704 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:32,704 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:32,705 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:32,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:32,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:32,708 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:32,709 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:23:32,709 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:23:32,710 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:32,711 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:32,711 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:32,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:32,714 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:32,714 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:32,715 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:32,715 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:32,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:32,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:32,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:32,716 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:32,719 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:23:32,719 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:23:32,719 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:32,721 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:23:32,721 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 -> cf7c8c3ba6c266153d8ba7c58c2c29bf1c174fc3 [2019-11-24 21:23:33,328 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:33,363 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:33,373 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:33,375 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:33,377 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:33,378 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-24 21:23:33,538 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e7759bba/372ef80f7a71428fad81a2d21230f7d4/FLAG58ab9773f [2019-11-24 21:23:34,742 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:34,745 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-24 21:23:34,775 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e7759bba/372ef80f7a71428fad81a2d21230f7d4/FLAG58ab9773f [2019-11-24 21:23:34,814 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e7759bba/372ef80f7a71428fad81a2d21230f7d4 [2019-11-24 21:23:34,822 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:34,826 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:34,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:34,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:34,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:34,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:34" (1/1) ... [2019-11-24 21:23:34,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:34, skipping insertion in model container [2019-11-24 21:23:34,854 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:34" (1/1) ... [2019-11-24 21:23:34,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:34,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:36,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:36,178 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:36,494 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:36,523 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:36,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:36 WrapperNode [2019-11-24 21:23:36,525 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:36,526 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:36,526 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:36,528 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:36,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:36" (1/1) ... [2019-11-24 21:23:36,595 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:36" (1/1) ... [2019-11-24 21:23:36,699 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:36,700 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:36,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:36,702 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:36,725 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:36" (1/1) ... [2019-11-24 21:23:36,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:36" (1/1) ... [2019-11-24 21:23:36,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:36" (1/1) ... [2019-11-24 21:23:36,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:36" (1/1) ... [2019-11-24 21:23:36,790 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:36" (1/1) ... [2019-11-24 21:23:36,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:36" (1/1) ... [2019-11-24 21:23:36,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:36" (1/1) ... [2019-11-24 21:23:36,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:36,866 INFO L168 Benchmark]: Toolchain (without parser) took 2028.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.1 MB in the end (delta: 341.6 kB). Peak memory consumption was 407.2 kB. Max. memory is 12.5 GB. [2019-11-24 21:23:36,867 INFO L168 Benchmark]: CDTParser took 1.66 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:36,869 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1694.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.8 MB in the end (delta: -5.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:36,873 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.92 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:23:36,877 INFO L168 Benchmark]: Boogie Preprocessor took 151.19 ms. Allocated memory is still 1.0 GB. Free memory was 972.8 MB in the beginning and 967.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:36,887 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.66 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1694.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.8 MB in the end (delta: -5.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 173.92 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 151.19 ms. Allocated memory is still 1.0 GB. Free memory was 972.8 MB in the beginning and 967.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...