./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label55.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/eca-rers2012/Problem04_label55.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 71542f30d64736f504c9a59338afc81138682d6c .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/eca-rers2012/Problem04_label55.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 71542f30d64736f504c9a59338afc81138682d6c .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:27:54,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:54,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:54,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:54,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:54,298 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:54,305 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:54,319 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:54,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:54,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:54,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:54,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:54,338 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:54,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:54,347 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:54,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:54,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:54,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:54,364 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:54,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:54,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:54,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:54,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:54,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:54,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:54,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:54,403 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:54,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:54,408 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:54,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:54,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:54,415 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:54,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:54,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:54,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:54,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:54,428 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:54,430 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:54,430 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:54,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:54,438 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:54,440 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:27:54,483 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:54,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:54,490 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:54,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:54,492 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:54,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:54,493 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:54,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:27:54,495 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:54,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:54,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:54,497 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:54,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:54,498 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:54,501 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:54,501 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:54,501 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:54,502 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:54,502 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:54,502 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:54,503 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:54,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:54,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:54,506 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:54,507 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:54,507 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:27:54,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:27:54,507 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:54,508 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 -> 71542f30d64736f504c9a59338afc81138682d6c [2019-11-25 22:27:55,066 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:55,100 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:55,104 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:55,112 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:55,112 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:55,114 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label55.c [2019-11-25 22:27:55,292 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3bee010a/283876889f9d4c888a4f60dbcf012ee3/FLAGd99aeee1e [2019-11-25 22:27:56,994 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:56,997 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label55.c [2019-11-25 22:27:57,075 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3bee010a/283876889f9d4c888a4f60dbcf012ee3/FLAGd99aeee1e [2019-11-25 22:27:57,114 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3bee010a/283876889f9d4c888a4f60dbcf012ee3 [2019-11-25 22:27:57,128 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:57,131 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:57,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:57,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:57,146 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:57,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:57" (1/1) ... [2019-11-25 22:27:57,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:57, skipping insertion in model container [2019-11-25 22:27:57,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:57" (1/1) ... [2019-11-25 22:27:57,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:57,527 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:28:00,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:00,957 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:28:02,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:02,666 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:28:02,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:02 WrapperNode [2019-11-25 22:28:02,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:02,669 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:02,672 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:28:02,672 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:28:02,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:02" (1/1) ... [2019-11-25 22:28:02,797 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:02" (1/1) ... [2019-11-25 22:28:03,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:03,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:28:03,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:28:03,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:28:03,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:02" (1/1) ... [2019-11-25 22:28:03,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:02" (1/1) ... [2019-11-25 22:28:03,340 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:02" (1/1) ... [2019-11-25 22:28:03,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:02" (1/1) ... [2019-11-25 22:28:03,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:02" (1/1) ... [2019-11-25 22:28:03,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:02" (1/1) ... [2019-11-25 22:28:03,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:02" (1/1) ... [2019-11-25 22:28:03,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:28:03,909 INFO L168 Benchmark]: Toolchain (without parser) took 6773.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 750.2 MB in the end (delta: 194.3 MB). Peak memory consumption was 194.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:03,911 INFO L168 Benchmark]: CDTParser took 3.56 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. [2019-11-25 22:28:03,914 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5533.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.7 MB in the end (delta: 129.9 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:03,917 INFO L168 Benchmark]: Boogie Procedure Inliner took 592.93 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:03,921 INFO L168 Benchmark]: Boogie Preprocessor took 638.53 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 750.2 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:03,933 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.56 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 5533.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.7 MB in the end (delta: 129.9 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 592.93 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 638.53 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 750.2 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 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 0.1.24-65d6cd2 [2019-11-25 22:28:07,988 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:28:07,994 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:28:08,027 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:28:08,031 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:28:08,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:28:08,036 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:28:08,053 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:28:08,059 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:28:08,064 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:28:08,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:28:08,072 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:28:08,073 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:28:08,080 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:28:08,082 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:28:08,087 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:28:08,090 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:28:08,094 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:28:08,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:28:08,110 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:28:08,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:28:08,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:28:08,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:28:08,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:28:08,139 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:28:08,139 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:28:08,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:28:08,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:28:08,148 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:28:08,149 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:28:08,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:28:08,151 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:28:08,152 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:28:08,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:28:08,157 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:28:08,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:28:08,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:28:08,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:28:08,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:28:08,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:28:08,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:28:08,169 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:28:08,210 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:28:08,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:28:08,219 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:28:08,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:28:08,220 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:28:08,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:28:08,221 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:28:08,221 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:28:08,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:28:08,223 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:28:08,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:28:08,225 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:28:08,226 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:28:08,228 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:28:08,229 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:28:08,229 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:28:08,229 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:28:08,229 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:28:08,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:28:08,230 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:28:08,231 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:28:08,233 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:28:08,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:28:08,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:28:08,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:28:08,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:28:08,236 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:28:08,237 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:28:08,239 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:28:08,239 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:28:08,242 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 -> 71542f30d64736f504c9a59338afc81138682d6c [2019-11-25 22:28:08,848 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:28:08,883 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:28:08,891 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:28:08,896 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:28:08,897 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:28:08,899 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label55.c [2019-11-25 22:28:09,061 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/448b9551b/09ce2db32dc2405b91f34556beb65861/FLAG1ec9c457d [2019-11-25 22:28:10,876 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:28:10,877 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label55.c [2019-11-25 22:28:10,955 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/448b9551b/09ce2db32dc2405b91f34556beb65861/FLAG1ec9c457d [2019-11-25 22:28:10,994 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/448b9551b/09ce2db32dc2405b91f34556beb65861 [2019-11-25 22:28:11,005 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:28:11,007 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:28:11,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:11,013 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:28:11,022 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:28:11,023 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:10" (1/1) ... [2019-11-25 22:28:11,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:11, skipping insertion in model container [2019-11-25 22:28:11,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:10" (1/1) ... [2019-11-25 22:28:11,054 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:28:11,350 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:28:14,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:14,542 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:28:16,180 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:16,261 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:28:16,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:16 WrapperNode [2019-11-25 22:28:16,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:16,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:16,269 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:28:16,269 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:28:16,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:16" (1/1) ... [2019-11-25 22:28:16,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:16" (1/1) ... [2019-11-25 22:28:16,784 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:16,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:28:16,785 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:28:16,785 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:28:16,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:16" (1/1) ... [2019-11-25 22:28:16,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:16" (1/1) ... [2019-11-25 22:28:16,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:16" (1/1) ... [2019-11-25 22:28:16,863 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:16" (1/1) ... [2019-11-25 22:28:17,091 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:16" (1/1) ... [2019-11-25 22:28:17,168 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:16" (1/1) ... [2019-11-25 22:28:17,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:16" (1/1) ... [2019-11-25 22:28:17,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:28:17,348 INFO L168 Benchmark]: Toolchain (without parser) took 6333.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 732.9 MB in the end (delta: 211.6 MB). Peak memory consumption was 211.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:17,349 INFO L168 Benchmark]: CDTParser took 2.10 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. [2019-11-25 22:28:17,354 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5256.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:17,355 INFO L168 Benchmark]: Boogie Procedure Inliner took 515.52 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:17,360 INFO L168 Benchmark]: Boogie Preprocessor took 553.55 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 732.9 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:17,373 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.10 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 5256.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 515.52 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 553.55 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 732.9 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...