./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/loop-industry-pattern/aiob_4.c.v+lh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c08ad01fb17039d4f6c07f5a5bde8b7195d83520 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/loop-industry-pattern/aiob_4.c.v+lh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c08ad01fb17039d4f6c07f5a5bde8b7195d83520 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:52:02,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:02,299 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:02,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:02,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:02,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:02,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:02,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:02,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:02,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:02,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:02,376 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:02,377 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:02,378 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:02,383 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:02,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:02,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:02,396 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:02,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:02,412 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:02,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:02,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:02,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:02,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:02,441 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:02,442 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:02,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:02,446 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:02,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:02,449 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:02,450 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:02,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:02,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:02,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:02,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:02,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:02,463 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:02,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:02,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:02,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:02,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:02,471 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:52:02,513 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:02,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:02,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:02,520 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:02,520 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:02,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:02,523 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:02,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:52:02,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:02,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:02,525 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:02,525 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:02,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:02,527 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:02,528 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:02,529 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:02,529 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:02,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:02,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:02,533 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:02,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:02,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:02,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:02,535 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:02,536 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:02,538 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:52:02,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:52:02,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:02,539 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 -> c08ad01fb17039d4f6c07f5a5bde8b7195d83520 [2019-11-27 09:52:03,081 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:03,111 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:03,120 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:03,125 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:03,126 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:03,127 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lh-reducer.c [2019-11-27 09:52:03,296 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f5f60932/6961f86ce78c4b2688502af8d8f54463/FLAG4d209a389 [2019-11-27 09:52:04,486 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:04,491 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lh-reducer.c [2019-11-27 09:52:04,516 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f5f60932/6961f86ce78c4b2688502af8d8f54463/FLAG4d209a389 [2019-11-27 09:52:04,558 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f5f60932/6961f86ce78c4b2688502af8d8f54463 [2019-11-27 09:52:04,569 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:04,575 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:04,579 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:04,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:04,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:04,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:04" (1/1) ... [2019-11-27 09:52:04,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50044e83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:04, skipping insertion in model container [2019-11-27 09:52:04,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:04" (1/1) ... [2019-11-27 09:52:04,620 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:04,703 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:05,415 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:05,433 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:05,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:05,654 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:05,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:05 WrapperNode [2019-11-27 09:52:05,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:05,658 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:05,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:05,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:05,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:05" (1/1) ... [2019-11-27 09:52:05,718 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:05" (1/1) ... [2019-11-27 09:52:05,829 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:05,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:05,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:05,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:05,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:05" (1/1) ... [2019-11-27 09:52:05,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:05" (1/1) ... [2019-11-27 09:52:05,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:05" (1/1) ... [2019-11-27 09:52:05,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:05" (1/1) ... [2019-11-27 09:52:05,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:05" (1/1) ... [2019-11-27 09:52:05,952 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:05" (1/1) ... [2019-11-27 09:52:05,959 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:05" (1/1) ... [2019-11-27 09:52:05,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:05,992 INFO L168 Benchmark]: Toolchain (without parser) took 1412.23 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 978.1 MB in the end (delta: -16.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:05,993 INFO L168 Benchmark]: CDTParser took 1.65 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. [2019-11-27 09:52:05,997 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1077.85 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 983.9 MB in the end (delta: -22.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:06,001 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.18 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:06,005 INFO L168 Benchmark]: Boogie Preprocessor took 150.38 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:06,017 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.65 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 1077.85 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 983.9 MB in the end (delta: -22.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 173.18 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 150.38 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:52:09,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:09,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:09,943 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:09,945 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:09,949 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:09,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:09,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:09,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:09,980 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:09,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:09,989 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:09,990 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:09,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:09,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:10,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:10,007 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:10,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:10,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:10,025 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:10,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:10,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:10,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:10,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:10,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:10,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:10,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:10,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:10,061 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:10,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:10,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:10,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:10,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:10,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:10,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:10,078 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:10,079 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:10,081 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:10,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:10,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:10,087 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:10,088 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:52:10,128 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:10,129 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:10,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:10,133 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:10,135 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:10,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:10,135 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:10,137 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:10,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:10,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:10,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:10,141 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:10,141 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:52:10,142 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:52:10,142 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:10,142 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:10,142 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:10,143 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:10,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:10,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:10,147 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:10,147 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:10,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:10,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:10,148 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:10,148 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:10,148 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:52:10,149 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:52:10,151 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:10,151 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:52:10,152 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 -> c08ad01fb17039d4f6c07f5a5bde8b7195d83520 [2019-11-27 09:52:10,701 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:10,733 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:10,743 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:10,745 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:10,748 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:10,750 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lh-reducer.c [2019-11-27 09:52:10,904 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be3ed3674/ad03598c93d245ab8988dfb4e1bea6e1/FLAG153c366cf [2019-11-27 09:52:12,010 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:12,011 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lh-reducer.c [2019-11-27 09:52:12,040 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be3ed3674/ad03598c93d245ab8988dfb4e1bea6e1/FLAG153c366cf [2019-11-27 09:52:12,084 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be3ed3674/ad03598c93d245ab8988dfb4e1bea6e1 [2019-11-27 09:52:12,095 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:12,099 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:12,104 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:12,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:12,114 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:12,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:12" (1/1) ... [2019-11-27 09:52:12,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50044e83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:12, skipping insertion in model container [2019-11-27 09:52:12,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:12" (1/1) ... [2019-11-27 09:52:12,145 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:12,240 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:13,065 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:13,111 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:13,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:13,435 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:13,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:13 WrapperNode [2019-11-27 09:52:13,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:13,438 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:13,439 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:13,439 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:13,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:13" (1/1) ... [2019-11-27 09:52:13,497 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:13" (1/1) ... [2019-11-27 09:52:13,591 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:13,593 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:13,593 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:13,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:13,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:13" (1/1) ... [2019-11-27 09:52:13,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:13" (1/1) ... [2019-11-27 09:52:13,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:13" (1/1) ... [2019-11-27 09:52:13,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:13" (1/1) ... [2019-11-27 09:52:13,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:13" (1/1) ... [2019-11-27 09:52:13,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:13" (1/1) ... [2019-11-27 09:52:13,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:13" (1/1) ... [2019-11-27 09:52:13,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:13,761 INFO L168 Benchmark]: Toolchain (without parser) took 1660.11 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 968.4 MB in the end (delta: -6.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:13,768 INFO L168 Benchmark]: CDTParser took 2.99 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. [2019-11-27 09:52:13,772 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1332.47 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 974.1 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:13,778 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.29 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:13,779 INFO L168 Benchmark]: Boogie Preprocessor took 162.99 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:13,787 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.99 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 1332.47 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 974.1 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 154.29 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 162.99 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 968.4 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...