./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound20.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 953dc8095830260ae835d79f90b96c794426fcd9911aa994e4cb8f2d3bfb6995 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:58:30,200 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:58:30,203 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:58:30,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:58:30,261 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:58:30,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:58:30,266 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:58:30,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:58:30,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:58:30,278 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:58:30,280 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:58:30,281 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:58:30,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:58:30,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:58:30,287 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:58:30,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:58:30,297 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:58:30,298 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:58:30,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:58:30,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:58:30,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:58:30,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:58:30,315 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:58:30,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:58:30,325 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:58:30,326 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:58:30,327 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:58:30,329 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:58:30,329 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:58:30,331 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:58:30,331 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:58:30,332 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:58:30,335 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:58:30,336 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:58:30,338 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:58:30,338 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:58:30,339 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:58:30,339 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:58:30,340 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:58:30,341 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:58:30,341 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:58:30,342 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:58:30,383 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:58:30,383 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:58:30,385 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:58:30,385 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:58:30,386 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:58:30,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:58:30,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:58:30,387 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:58:30,393 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:58:30,393 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:58:30,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:58:30,395 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:58:30,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:58:30,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:58:30,395 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:58:30,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:58:30,396 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:58:30,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:58:30,396 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:58:30,396 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:58:30,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:58:30,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:58:30,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:58:30,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:58:30,398 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:58:30,398 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:58:30,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:58:30,398 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:58:30,398 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 953dc8095830260ae835d79f90b96c794426fcd9911aa994e4cb8f2d3bfb6995 [2021-11-23 00:58:30,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:58:30,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:58:30,739 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:58:30,740 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:58:30,741 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:58:30,743 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound20.i [2021-11-23 00:58:30,821 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/data/113e0ebe4/4d567e1ea414440fa93173a657c0ae29/FLAGebc11cb4b [2021-11-23 00:58:31,357 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:58:31,357 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound20.i [2021-11-23 00:58:31,364 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/data/113e0ebe4/4d567e1ea414440fa93173a657c0ae29/FLAGebc11cb4b [2021-11-23 00:58:31,719 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/data/113e0ebe4/4d567e1ea414440fa93173a657c0ae29 [2021-11-23 00:58:31,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:58:31,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:58:31,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:58:31,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:58:31,732 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:58:31,733 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:58:31" (1/1) ... [2021-11-23 00:58:31,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ce4f915 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:31, skipping insertion in model container [2021-11-23 00:58:31,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:58:31" (1/1) ... [2021-11-23 00:58:31,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:58:31,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:58:31,911 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound20.i[948,961] [2021-11-23 00:58:31,923 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:235) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1434) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:730) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1385) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1456) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:595) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 00:58:31,929 INFO L158 Benchmark]: Toolchain (without parser) took 204.21ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 35.9MB in the beginning and 79.0MB in the end (delta: -43.1MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2021-11-23 00:58:31,930 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 79.7MB. Free memory is still 52.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:58:31,932 INFO L158 Benchmark]: CACSL2BoogieTranslator took 201.60ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 35.7MB in the beginning and 79.0MB in the end (delta: -43.3MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2021-11-23 00:58:31,934 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 79.7MB. Free memory is still 52.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 201.60ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 35.7MB in the beginning and 79.0MB in the end (delta: -43.3MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 953dc8095830260ae835d79f90b96c794426fcd9911aa994e4cb8f2d3bfb6995 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:58:34,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:58:34,315 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:58:34,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:58:34,381 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:58:34,387 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:58:34,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:58:34,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:58:34,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:58:34,405 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:58:34,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:58:34,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:58:34,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:58:34,412 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:58:34,413 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:58:34,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:58:34,416 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:58:34,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:58:34,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:58:34,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:58:34,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:58:34,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:58:34,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:58:34,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:58:34,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:58:34,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:58:34,451 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:58:34,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:58:34,453 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:58:34,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:58:34,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:58:34,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:58:34,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:58:34,459 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:58:34,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:58:34,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:58:34,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:58:34,462 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:58:34,462 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:58:34,464 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:58:34,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:58:34,466 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 00:58:34,509 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:58:34,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:58:34,510 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:58:34,511 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:58:34,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:58:34,512 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:58:34,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:58:34,513 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:58:34,513 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:58:34,513 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:58:34,514 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:58:34,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:58:34,515 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:58:34,515 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 00:58:34,515 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 00:58:34,515 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 00:58:34,515 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:58:34,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:58:34,516 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:58:34,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:58:34,516 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:58:34,516 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:58:34,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:58:34,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:58:34,517 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:58:34,517 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:58:34,518 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:58:34,518 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 00:58:34,518 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 00:58:34,518 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:58:34,518 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 00:58:34,519 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 00:58:34,519 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 953dc8095830260ae835d79f90b96c794426fcd9911aa994e4cb8f2d3bfb6995 [2021-11-23 00:58:34,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:58:34,973 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:58:34,976 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:58:34,977 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:58:34,978 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:58:34,981 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound20.i [2021-11-23 00:58:35,061 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/data/79bc58821/71981baa61034c7ea78724f71773412a/FLAG417a630f4 [2021-11-23 00:58:35,595 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:58:35,596 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound20.i [2021-11-23 00:58:35,605 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/data/79bc58821/71981baa61034c7ea78724f71773412a/FLAG417a630f4 [2021-11-23 00:58:35,942 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/data/79bc58821/71981baa61034c7ea78724f71773412a [2021-11-23 00:58:35,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:58:35,946 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:58:35,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:58:35,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:58:35,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:58:35,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:58:35" (1/1) ... [2021-11-23 00:58:35,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45ab162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:35, skipping insertion in model container [2021-11-23 00:58:35,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:58:35" (1/1) ... [2021-11-23 00:58:35,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:58:35,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:58:36,153 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound20.i[948,961] [2021-11-23 00:58:36,205 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:58:36,219 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:58:36,273 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound20.i[948,961] [2021-11-23 00:58:36,299 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:58:36,314 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:58:36,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:36 WrapperNode [2021-11-23 00:58:36,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:58:36,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:58:36,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:58:36,317 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:58:36,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:36" (1/1) ... [2021-11-23 00:58:36,334 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:36" (1/1) ... [2021-11-23 00:58:36,356 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 69 [2021-11-23 00:58:36,356 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:58:36,357 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:58:36,357 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:58:36,357 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:58:36,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:36" (1/1) ... [2021-11-23 00:58:36,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:36" (1/1) ... [2021-11-23 00:58:36,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:36" (1/1) ... [2021-11-23 00:58:36,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:36" (1/1) ... [2021-11-23 00:58:36,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:36" (1/1) ... [2021-11-23 00:58:36,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:36" (1/1) ... [2021-11-23 00:58:36,385 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:36" (1/1) ... [2021-11-23 00:58:36,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:58:36,389 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:58:36,389 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:58:36,389 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:58:36,390 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:58:36" (1/1) ... [2021-11-23 00:58:36,397 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:58:36,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:58:36,422 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:58:36,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:58:36,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:58:36,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 00:58:36,471 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:58:36,471 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:58:36,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:58:36,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:58:36,472 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 00:58:36,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 00:58:36,538 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:58:36,540 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:58:47,570 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:58:47,627 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:58:47,627 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:58:47,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:58:47 BoogieIcfgContainer [2021-11-23 00:58:47,630 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:58:47,631 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:58:47,631 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:58:47,642 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:58:47,642 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:58:47" (1/1) ... [2021-11-23 00:58:47,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:58:47,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:47,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2021-11-23 00:58:47,710 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2021-11-23 00:58:47,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:58:47,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:47,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:47,762 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 00:58:47,766 INFO L158 Benchmark]: Toolchain (without parser) took 11818.33ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 34.8MB in the beginning and 41.4MB in the end (delta: -6.6MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2021-11-23 00:58:47,766 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 56.6MB. Free memory is still 37.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:58:47,767 INFO L158 Benchmark]: CACSL2BoogieTranslator took 367.32ms. Allocated memory is still 56.6MB. Free memory was 34.7MB in the beginning and 38.3MB in the end (delta: -3.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 00:58:47,768 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.25ms. Allocated memory is still 56.6MB. Free memory was 38.3MB in the beginning and 36.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:58:47,768 INFO L158 Benchmark]: Boogie Preprocessor took 31.08ms. Allocated memory is still 56.6MB. Free memory was 36.7MB in the beginning and 35.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:58:47,769 INFO L158 Benchmark]: RCFGBuilder took 11241.13ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 35.2MB in the beginning and 47.6MB in the end (delta: -12.5MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2021-11-23 00:58:47,771 INFO L158 Benchmark]: CodeCheck took 132.85ms. Allocated memory is still 69.2MB. Free memory was 47.6MB in the beginning and 41.4MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:58:47,782 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 56.6MB. Free memory is still 37.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 367.32ms. Allocated memory is still 56.6MB. Free memory was 34.7MB in the beginning and 38.3MB in the end (delta: -3.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.25ms. Allocated memory is still 56.6MB. Free memory was 38.3MB in the beginning and 36.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.08ms. Allocated memory is still 56.6MB. Free memory was 36.7MB in the beginning and 35.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11241.13ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 35.2MB in the beginning and 47.6MB in the end (delta: -12.5MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * CodeCheck took 132.85ms. Allocated memory is still 69.2MB. Free memory was 47.6MB in the beginning and 41.4MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:58:48,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85282b20-1dde-4b81-849a-7c51f3aa30d9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared