./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-2.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/rekh_aso.1.M1-2.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 406b6439f54fff5ab6cc9037df359821198b6645 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/rekh_aso.1.M1-2.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 406b6439f54fff5ab6cc9037df359821198b6645 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:14:48,366 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:48,372 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:48,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:48,396 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:48,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:48,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:48,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:48,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:48,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:48,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:48,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:48,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:48,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:48,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:48,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:48,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:48,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:48,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:48,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:48,496 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:48,504 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:48,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:48,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:48,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:48,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:48,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:48,523 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:48,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:48,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:48,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:48,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:48,530 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:48,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:48,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:48,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:48,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:48,539 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:48,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:48,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:48,547 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:48,548 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:14:48,588 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:48,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:48,591 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:48,594 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:48,594 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:48,595 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:48,595 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:48,595 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:14:48,596 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:48,596 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:48,600 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:48,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:48,601 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:48,601 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:48,602 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:48,602 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:48,604 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:48,604 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:48,605 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:48,605 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:48,608 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:48,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:48,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:48,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:48,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:48,610 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:14:48,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:14:48,610 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:48,613 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 -> 406b6439f54fff5ab6cc9037df359821198b6645 [2019-11-26 17:14:49,191 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:49,224 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:49,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:49,235 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:49,236 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:49,237 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-2.c [2019-11-26 17:14:49,399 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fab51c0c2/97ed506e961b4c42b150f7b78cd1aa02/FLAG65c46aa44 [2019-11-26 17:14:50,814 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:50,816 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-2.c [2019-11-26 17:14:50,863 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fab51c0c2/97ed506e961b4c42b150f7b78cd1aa02/FLAG65c46aa44 [2019-11-26 17:14:51,075 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fab51c0c2/97ed506e961b4c42b150f7b78cd1aa02 [2019-11-26 17:14:51,084 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:51,093 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:51,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:51,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:51,105 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:51,111 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:51" (1/1) ... [2019-11-26 17:14:51,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6762ddd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:51, skipping insertion in model container [2019-11-26 17:14:51,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:51" (1/1) ... [2019-11-26 17:14:51,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:51,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:53,092 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:53,141 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:53,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:53,809 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:53,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:53 WrapperNode [2019-11-26 17:14:53,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:53,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:53,816 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:53,817 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:53,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:53" (1/1) ... [2019-11-26 17:14:54,011 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:53" (1/1) ... [2019-11-26 17:14:58,442 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:58,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:58,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:58,447 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:58,475 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:53" (1/1) ... [2019-11-26 17:14:58,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:53" (1/1) ... [2019-11-26 17:15:00,490 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:53" (1/1) ... [2019-11-26 17:15:00,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:53" (1/1) ... [2019-11-26 17:15:03,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:53" (1/1) ... [2019-11-26 17:15:04,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:53" (1/1) ... [2019-11-26 17:15:04,616 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:53" (1/1) ... [2019-11-26 17:15:05,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:15:05,517 INFO L168 Benchmark]: Toolchain (without parser) took 14422.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 543.9 MB in the end (delta: 413.5 MB). Peak memory consumption was 547.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:05,520 INFO L168 Benchmark]: CDTParser took 1.49 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 17:15:05,524 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2716.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 904.1 MB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:05,527 INFO L168 Benchmark]: Boogie Procedure Inliner took 4628.48 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 631.0 MB in the end (delta: 273.2 MB). Peak memory consumption was 292.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:05,533 INFO L168 Benchmark]: Boogie Preprocessor took 7064.47 ms. Allocated memory is still 1.0 GB. Free memory was 631.0 MB in the beginning and 543.9 MB in the end (delta: 87.0 MB). Peak memory consumption was 220.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:05,542 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.49 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 2716.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 904.1 MB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 4628.48 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 631.0 MB in the end (delta: 273.2 MB). Peak memory consumption was 292.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 7064.47 ms. Allocated memory is still 1.0 GB. Free memory was 631.0 MB in the beginning and 543.9 MB in the end (delta: 87.0 MB). Peak memory consumption was 220.5 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 17:15:09,723 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:15:09,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:15:09,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:15:09,756 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:15:09,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:15:09,774 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:15:09,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:15:09,794 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:15:09,802 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:15:09,803 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:15:09,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:15:09,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:15:09,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:15:09,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:15:09,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:15:09,829 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:15:09,834 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:15:09,840 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:15:09,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:15:09,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:15:09,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:15:09,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:15:09,871 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:15:09,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:15:09,880 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:15:09,880 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:15:09,884 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:15:09,886 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:15:09,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:15:09,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:15:09,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:15:09,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:15:09,898 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:15:09,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:15:09,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:15:09,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:15:09,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:15:09,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:15:09,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:15:09,914 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:15:09,915 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:15:09,958 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:15:09,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:15:09,964 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:15:09,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:15:09,966 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:15:09,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:15:09,967 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:15:09,969 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:15:09,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:15:09,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:15:09,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:15:09,972 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:15:09,973 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:15:09,975 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:15:09,976 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:15:09,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:15:09,977 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:15:09,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:15:09,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:15:09,979 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:15:09,980 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:15:09,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:15:09,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:15:09,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:15:09,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:15:09,984 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:15:09,984 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:15:09,984 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:15:09,985 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:15:09,987 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:15:09,988 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 -> 406b6439f54fff5ab6cc9037df359821198b6645 [2019-11-26 17:15:10,679 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:15:10,711 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:15:10,722 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:15:10,724 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:15:10,727 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:15:10,728 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-2.c [2019-11-26 17:15:10,906 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbf303406/5a8ab76e1aed45d4b9e3f9f75558d59d/FLAGbf55dee05 [2019-11-26 17:15:12,548 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:15:12,549 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-2.c [2019-11-26 17:15:12,623 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbf303406/5a8ab76e1aed45d4b9e3f9f75558d59d/FLAGbf55dee05 [2019-11-26 17:15:12,680 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbf303406/5a8ab76e1aed45d4b9e3f9f75558d59d [2019-11-26 17:15:12,696 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:15:12,702 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:15:12,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:15:12,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:15:12,720 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:15:12,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:15:12" (1/1) ... [2019-11-26 17:15:12,737 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696fbcb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:12, skipping insertion in model container [2019-11-26 17:15:12,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:15:12" (1/1) ... [2019-11-26 17:15:12,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:15:12,999 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:15:15,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:15:15,274 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:15:16,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:15:16,346 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:15:16,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:16 WrapperNode [2019-11-26 17:15:16,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:15:16,353 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:15:16,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:15:16,354 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:15:16,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:16" (1/1) ... [2019-11-26 17:15:16,583 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:16" (1/1) ... [2019-11-26 17:15:20,944 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:15:20,947 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:15:20,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:15:20,948 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:15:20,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:16" (1/1) ... [2019-11-26 17:15:20,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:16" (1/1) ... [2019-11-26 17:15:23,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:16" (1/1) ... [2019-11-26 17:15:23,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:16" (1/1) ... [2019-11-26 17:15:26,950 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:16" (1/1) ... [2019-11-26 17:15:27,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:16" (1/1) ... [2019-11-26 17:15:28,080 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:16" (1/1) ... [2019-11-26 17:15:28,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:15:28,942 INFO L168 Benchmark]: Toolchain (without parser) took 16236.00 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 487.2 MB in the end (delta: 468.8 MB). Peak memory consumption was 532.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:28,946 INFO L168 Benchmark]: CDTParser took 0.40 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 17:15:28,948 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3646.36 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 869.9 MB in the end (delta: 86.1 MB). Peak memory consumption was 86.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:28,952 INFO L168 Benchmark]: Boogie Procedure Inliner took 4593.39 ms. Allocated memory is still 1.0 GB. Free memory was 869.9 MB in the beginning and 637.5 MB in the end (delta: 232.4 MB). Peak memory consumption was 239.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:28,954 INFO L168 Benchmark]: Boogie Preprocessor took 7987.24 ms. Allocated memory is still 1.0 GB. Free memory was 637.5 MB in the beginning and 487.2 MB in the end (delta: 150.3 MB). Peak memory consumption was 214.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:28,967 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 3646.36 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 869.9 MB in the end (delta: 86.1 MB). Peak memory consumption was 86.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 4593.39 ms. Allocated memory is still 1.0 GB. Free memory was 869.9 MB in the beginning and 637.5 MB in the end (delta: 232.4 MB). Peak memory consumption was 239.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 7987.24 ms. Allocated memory is still 1.0 GB. Free memory was 637.5 MB in the beginning and 487.2 MB in the end (delta: 150.3 MB). Peak memory consumption was 214.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...