./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench/freire2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/nla-digbench/freire2.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 30689778d55a79f9fe352193122f8e3d18bcc1bb ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/nla-digbench/freire2.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 30689778d55a79f9fe352193122f8e3d18bcc1bb ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:05:12,301 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:05:12,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:05:12,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:05:12,344 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:05:12,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:05:12,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:05:12,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:05:12,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:05:12,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:05:12,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:05:12,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:05:12,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:05:12,394 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:05:12,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:05:12,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:05:12,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:05:12,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:05:12,417 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:05:12,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:05:12,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:05:12,438 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:05:12,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:05:12,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:05:12,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:05:12,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:05:12,454 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:05:12,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:05:12,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:05:12,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:05:12,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:05:12,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:05:12,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:05:12,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:05:12,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:05:12,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:05:12,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:05:12,478 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:05:12,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:05:12,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:05:12,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:05:12,488 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:05:12,526 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:05:12,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:05:12,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:05:12,534 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:05:12,534 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:05:12,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:05:12,537 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:05:12,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:05:12,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:05:12,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:05:12,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:05:12,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:05:12,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:05:12,542 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:05:12,542 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:05:12,543 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:05:12,543 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:05:12,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:05:12,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:05:12,545 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:05:12,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:05:12,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:05:12,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:05:12,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:05:12,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:05:12,548 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:05:12,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:05:12,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:05:12,550 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 -> 30689778d55a79f9fe352193122f8e3d18bcc1bb [2019-11-26 17:05:13,202 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:05:13,233 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:05:13,237 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:05:13,245 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:05:13,246 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:05:13,247 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench/freire2.c [2019-11-26 17:05:13,411 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/084b1ff17/68e762ce2ca245578c64ca63559860b6/FLAGa30b6f129 [2019-11-26 17:05:14,526 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:05:14,529 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench/freire2.c [2019-11-26 17:05:14,548 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/084b1ff17/68e762ce2ca245578c64ca63559860b6/FLAGa30b6f129 [2019-11-26 17:05:14,583 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/084b1ff17/68e762ce2ca245578c64ca63559860b6 [2019-11-26 17:05:14,591 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:05:14,597 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:05:14,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:05:14,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:05:14,609 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:05:14,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:05:14" (1/1) ... [2019-11-26 17:05:14,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:14, skipping insertion in model container [2019-11-26 17:05:14,622 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:05:14" (1/1) ... [2019-11-26 17:05:14,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:05:14,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:05:15,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:05:15,209 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:05:15,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:05:15,407 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:05:15,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:15 WrapperNode [2019-11-26 17:05:15,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:05:15,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:05:15,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:05:15,414 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:05:15,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:15" (1/1) ... [2019-11-26 17:05:15,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:15" (1/1) ... [2019-11-26 17:05:15,517 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:05:15,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:05:15,522 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:05:15,522 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:05:15,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:15" (1/1) ... [2019-11-26 17:05:15,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:15" (1/1) ... [2019-11-26 17:05:15,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:15" (1/1) ... [2019-11-26 17:05:15,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:15" (1/1) ... [2019-11-26 17:05:15,577 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:15" (1/1) ... [2019-11-26 17:05:15,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:15" (1/1) ... [2019-11-26 17:05:15,598 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:15" (1/1) ... [2019-11-26 17:05:15,603 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:05:15,620 INFO L168 Benchmark]: Toolchain (without parser) took 1018.12 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 991.5 MB in the end (delta: -24.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:05:15,624 INFO L168 Benchmark]: CDTParser took 2.43 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. [2019-11-26 17:05:15,627 INFO L168 Benchmark]: CACSL2BoogieTranslator took 810.72 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 991.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:05:15,631 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.74 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:05:15,633 INFO L168 Benchmark]: Boogie Preprocessor took 91.24 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:05:15,643 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.43 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 810.72 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 991.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 105.74 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 91.24 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:05:19,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:05:19,511 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:05:19,547 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:05:19,550 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:05:19,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:05:19,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:05:19,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:05:19,577 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:05:19,585 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:05:19,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:05:19,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:05:19,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:05:19,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:05:19,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:05:19,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:05:19,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:05:19,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:05:19,618 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:05:19,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:05:19,636 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:05:19,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:05:19,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:05:19,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:05:19,660 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:05:19,660 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:05:19,661 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:05:19,663 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:05:19,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:05:19,666 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:05:19,668 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:05:19,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:05:19,670 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:05:19,674 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:05:19,679 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:05:19,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:05:19,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:05:19,684 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:05:19,684 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:05:19,688 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:05:19,691 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:05:19,692 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:05:19,732 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:05:19,734 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:05:19,740 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:05:19,741 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:05:19,741 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:05:19,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:05:19,742 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:05:19,742 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:05:19,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:05:19,743 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:05:19,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:05:19,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:05:19,746 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:05:19,747 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:05:19,747 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:05:19,748 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:05:19,751 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:05:19,751 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:05:19,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:05:19,752 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:05:19,752 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:05:19,752 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:05:19,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:05:19,753 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:05:19,753 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:05:19,756 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:05:19,756 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:05:19,756 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:05:19,757 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:05:19,757 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:05:19,758 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 -> 30689778d55a79f9fe352193122f8e3d18bcc1bb [2019-11-26 17:05:20,317 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:05:20,351 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:05:20,359 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:05:20,361 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:05:20,364 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:05:20,366 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench/freire2.c [2019-11-26 17:05:20,522 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdf58b567/e9ab3ed9d0c643f8987f03777566517a/FLAG3d410a7a4 [2019-11-26 17:05:21,572 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:05:21,573 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench/freire2.c [2019-11-26 17:05:21,591 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdf58b567/e9ab3ed9d0c643f8987f03777566517a/FLAG3d410a7a4 [2019-11-26 17:05:21,629 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdf58b567/e9ab3ed9d0c643f8987f03777566517a [2019-11-26 17:05:21,637 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:05:21,646 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:05:21,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:05:21,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:05:21,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:05:21,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:05:21" (1/1) ... [2019-11-26 17:05:21,670 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 26.11 05:05:21, skipping insertion in model container [2019-11-26 17:05:21,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:05:21" (1/1) ... [2019-11-26 17:05:21,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:05:21,739 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:05:22,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:05:22,218 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:05:22,367 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:05:22,400 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:05:22,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:22 WrapperNode [2019-11-26 17:05:22,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:05:22,409 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:05:22,409 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:05:22,411 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:05:22,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:22" (1/1) ... [2019-11-26 17:05:22,451 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:22" (1/1) ... [2019-11-26 17:05:22,517 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:05:22,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:05:22,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:05:22,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:05:22,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:22" (1/1) ... [2019-11-26 17:05:22,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:22" (1/1) ... [2019-11-26 17:05:22,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:22" (1/1) ... [2019-11-26 17:05:22,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:22" (1/1) ... [2019-11-26 17:05:22,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:22" (1/1) ... [2019-11-26 17:05:22,598 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:22" (1/1) ... [2019-11-26 17:05:22,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:22" (1/1) ... [2019-11-26 17:05:22,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:05:22,642 INFO L168 Benchmark]: Toolchain (without parser) took 978.15 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 991.4 MB in the end (delta: -29.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:05:22,647 INFO L168 Benchmark]: CDTParser took 3.98 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:05:22,654 INFO L168 Benchmark]: CACSL2BoogieTranslator took 752.92 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:05:22,656 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.83 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:05:22,660 INFO L168 Benchmark]: Boogie Preprocessor took 97.82 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:05:22,672 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.98 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 752.92 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 112.83 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 97.82 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...