./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label17.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/eca-rers2012/Problem01_label17.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 aac67f6dc6529e5dab098a5e1960c3e19b78df96 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label17.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 aac67f6dc6529e5dab098a5e1960c3e19b78df96 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:39:26,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:26,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:26,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:26,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:26,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:26,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:26,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:26,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:26,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:26,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:26,325 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:26,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:26,333 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:26,336 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:26,341 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:26,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:26,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:26,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:26,363 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:26,371 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:26,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:26,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:26,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:26,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:26,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:26,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:26,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:26,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:26,400 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:26,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:26,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:26,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:26,408 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:26,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:26,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:26,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:26,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:26,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:26,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:26,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:26,423 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:39:26,463 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:26,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:26,471 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:26,471 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:26,471 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:26,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:26,472 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:26,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:39:26,472 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:26,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:26,476 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:26,476 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:26,477 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:26,477 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:26,477 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:26,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:26,478 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:26,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:26,480 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:26,480 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:26,481 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:26,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:26,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:26,483 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:26,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:26,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:26,484 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:39:26,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:39:26,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:26,486 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 -> aac67f6dc6529e5dab098a5e1960c3e19b78df96 [2019-11-24 20:39:27,034 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:27,062 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:27,069 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:27,073 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:27,075 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:27,077 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label17.c [2019-11-24 20:39:27,236 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5706b87c/9d341038767f4fb0ae244dc280902563/FLAG61e56108a [2019-11-24 20:39:28,477 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:28,480 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label17.c [2019-11-24 20:39:28,511 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5706b87c/9d341038767f4fb0ae244dc280902563/FLAG61e56108a [2019-11-24 20:39:28,545 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5706b87c/9d341038767f4fb0ae244dc280902563 [2019-11-24 20:39:28,554 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:28,557 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:28,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:28,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:28,571 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:28,575 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:28" (1/1) ... [2019-11-24 20:39:28,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:28, skipping insertion in model container [2019-11-24 20:39:28,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:28" (1/1) ... [2019-11-24 20:39:28,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:28,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:29,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:29,835 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:30,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:30,205 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:30,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30 WrapperNode [2019-11-24 20:39:30,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:30,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:30,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:30,210 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:30,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,266 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,369 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:30,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:30,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:30,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:30,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:30,565 INFO L168 Benchmark]: Toolchain (without parser) took 2001.53 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 961.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:30,568 INFO L168 Benchmark]: CDTParser took 4.05 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 20:39:30,573 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1645.72 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 973.1 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:30,575 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.71 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:30,580 INFO L168 Benchmark]: Boogie Preprocessor took 186.20 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:30,594 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.05 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 1645.72 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 973.1 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 159.71 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.20 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 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 20:39:34,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:34,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:34,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:34,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:34,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:34,423 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:34,441 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:34,450 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:34,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:34,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:34,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:34,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:34,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:34,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:34,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:34,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:34,489 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:34,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:34,505 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:34,510 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:34,518 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:34,521 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:34,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:34,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:34,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:34,534 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:34,537 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:34,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:34,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:34,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:34,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:34,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:34,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:34,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:34,552 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:34,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:34,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:34,557 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:34,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:34,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:34,567 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:39:34,605 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:34,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:34,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:34,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:34,612 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:34,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:34,614 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:34,614 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:34,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:34,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:34,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:34,618 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:34,619 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:34,619 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:39:34,621 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:39:34,621 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:34,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:34,622 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:34,623 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:34,623 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:34,623 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:34,626 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:34,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:34,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:34,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:34,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:34,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:34,628 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:39:34,628 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:39:34,630 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:34,631 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:39:34,632 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 -> aac67f6dc6529e5dab098a5e1960c3e19b78df96 [2019-11-24 20:39:35,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:35,252 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:35,259 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:35,265 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:35,267 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:35,268 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label17.c [2019-11-24 20:39:35,429 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c819dc641/34dca23b1c0740abb533e47a6cb23518/FLAGd19182bdb [2019-11-24 20:39:36,716 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:36,718 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label17.c [2019-11-24 20:39:36,752 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c819dc641/34dca23b1c0740abb533e47a6cb23518/FLAGd19182bdb [2019-11-24 20:39:36,797 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c819dc641/34dca23b1c0740abb533e47a6cb23518 [2019-11-24 20:39:36,806 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:36,809 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:36,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:36,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:36,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:36,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:36" (1/1) ... [2019-11-24 20:39:36,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:36, skipping insertion in model container [2019-11-24 20:39:36,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:36" (1/1) ... [2019-11-24 20:39:36,855 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:36,959 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:38,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:38,075 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:38,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:38,394 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:38,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:38 WrapperNode [2019-11-24 20:39:38,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:38,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:38,403 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:38,405 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:38,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:38" (1/1) ... [2019-11-24 20:39:38,468 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:38" (1/1) ... [2019-11-24 20:39:38,614 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:38,615 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:38,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:38,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:38,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:38" (1/1) ... [2019-11-24 20:39:38,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:38" (1/1) ... [2019-11-24 20:39:38,660 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:38" (1/1) ... [2019-11-24 20:39:38,662 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:38" (1/1) ... [2019-11-24 20:39:38,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:38" (1/1) ... [2019-11-24 20:39:38,751 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:38" (1/1) ... [2019-11-24 20:39:38,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:38" (1/1) ... [2019-11-24 20:39:38,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:38,813 INFO L168 Benchmark]: Toolchain (without parser) took 1999.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:38,815 INFO L168 Benchmark]: CDTParser took 2.33 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. [2019-11-24 20:39:38,819 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1587.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.1 MB in the end (delta: -10.4 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:38,821 INFO L168 Benchmark]: Boogie Procedure Inliner took 212.48 ms. Allocated memory is still 1.0 GB. Free memory was 972.1 MB in the beginning and 966.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:38,823 INFO L168 Benchmark]: Boogie Preprocessor took 189.32 ms. Allocated memory is still 1.0 GB. Free memory was 966.3 MB in the beginning and 960.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:38,832 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.33 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 1587.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.1 MB in the end (delta: -10.4 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 212.48 ms. Allocated memory is still 1.0 GB. Free memory was 972.1 MB in the beginning and 966.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.32 ms. Allocated memory is still 1.0 GB. Free memory was 966.3 MB in the beginning and 960.6 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...