./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0872b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0872b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 13ef366d2d383a92d872280d98fb3a7111e598cb1abbaa6251b8fbe7cc7d6f03 .............................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0872b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 13ef366d2d383a92d872280d98fb3a7111e598cb1abbaa6251b8fbe7cc7d6f03 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-20 06:27:23,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 06:27:23,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 06:27:24,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 06:27:24,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 06:27:24,054 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 06:27:24,056 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 06:27:24,059 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 06:27:24,061 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 06:27:24,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 06:27:24,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 06:27:24,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 06:27:24,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 06:27:24,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 06:27:24,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 06:27:24,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 06:27:24,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 06:27:24,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 06:27:24,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 06:27:24,080 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 06:27:24,082 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 06:27:24,084 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 06:27:24,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 06:27:24,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 06:27:24,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 06:27:24,096 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 06:27:24,096 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 06:27:24,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 06:27:24,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 06:27:24,101 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 06:27:24,102 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 06:27:24,103 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 06:27:24,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 06:27:24,106 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 06:27:24,109 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 06:27:24,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 06:27:24,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 06:27:24,112 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 06:27:24,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 06:27:24,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 06:27:24,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 06:27:24,116 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-20 06:27:24,163 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 06:27:24,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 06:27:24,167 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 06:27:24,167 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 06:27:24,168 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 06:27:24,168 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 06:27:24,168 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-20 06:27:24,168 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 06:27:24,176 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 06:27:24,176 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-20 06:27:24,176 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-20 06:27:24,176 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 06:27:24,177 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-20 06:27:24,177 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-20 06:27:24,177 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-20 06:27:24,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 06:27:24,178 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-20 06:27:24,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-20 06:27:24,178 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-20 06:27:24,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 06:27:24,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 06:27:24,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 06:27:24,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 06:27:24,179 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 06:27:24,179 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-20 06:27:24,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 06:27:24,180 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 06:27:24,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 06:27:24,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 06:27:24,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 06:27:24,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 06:27:24,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 06:27:24,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 06:27:24,181 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 06:27:24,182 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-20 06:27:24,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-20 06:27:24,182 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 06:27:24,182 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 06:27:24,182 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 06:27:24,182 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13ef366d2d383a92d872280d98fb3a7111e598cb1abbaa6251b8fbe7cc7d6f03 [2021-10-20 06:27:24,456 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 06:27:24,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 06:27:24,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 06:27:24,491 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 06:27:24,492 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 06:27:24,493 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/float-newlib/double_req_bl_0872b.c [2021-10-20 06:27:24,588 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/data/c161bab00/39cf32ba846d46f0956c29b6e1464120/FLAG0390de79c [2021-10-20 06:27:25,169 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 06:27:25,170 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/sv-benchmarks/c/float-newlib/double_req_bl_0872b.c [2021-10-20 06:27:25,189 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/data/c161bab00/39cf32ba846d46f0956c29b6e1464120/FLAG0390de79c [2021-10-20 06:27:25,481 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/data/c161bab00/39cf32ba846d46f0956c29b6e1464120 [2021-10-20 06:27:25,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 06:27:25,487 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 06:27:25,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 06:27:25,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 06:27:25,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 06:27:25,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:27:25" (1/1) ... [2021-10-20 06:27:25,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fc26449 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:27:25, skipping insertion in model container [2021-10-20 06:27:25,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:27:25" (1/1) ... [2021-10-20 06:27:25,526 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 06:27:25,597 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 06:27:25,886 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1686) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$41(StandardFunctionHandler.java:360) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1408) 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.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1978) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1607) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1052) 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.visit(CHandler.java:1584) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1052) 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:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1430) 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:3218) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2299) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) 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) [2021-10-20 06:27:25,893 INFO L168 Benchmark]: Toolchain (without parser) took 403.59 ms. Allocated memory is still 90.2 MB. Free memory was 49.9 MB in the beginning and 65.0 MB in the end (delta: -15.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-20 06:27:25,893 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 90.2 MB. Free memory is still 67.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 06:27:25,895 INFO L168 Benchmark]: CACSL2BoogieTranslator took 398.36 ms. Allocated memory is still 90.2 MB. Free memory was 49.7 MB in the beginning and 65.0 MB in the end (delta: -15.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-20 06:27:25,897 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 90.2 MB. Free memory is still 67.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 398.36 ms. Allocated memory is still 90.2 MB. Free memory was 49.7 MB in the beginning and 65.0 MB in the end (delta: -15.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-20 06:27:28,730 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 06:27:28,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 06:27:28,797 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 06:27:28,798 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 06:27:28,805 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 06:27:28,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 06:27:28,817 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 06:27:28,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 06:27:28,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 06:27:28,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 06:27:28,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 06:27:28,839 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 06:27:28,842 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 06:27:28,844 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 06:27:28,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 06:27:28,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 06:27:28,855 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 06:27:28,857 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 06:27:28,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 06:27:28,867 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 06:27:28,869 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 06:27:28,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 06:27:28,875 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 06:27:28,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 06:27:28,883 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 06:27:28,883 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 06:27:28,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 06:27:28,886 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 06:27:28,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 06:27:28,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 06:27:28,889 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 06:27:28,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 06:27:28,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 06:27:28,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 06:27:28,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 06:27:28,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 06:27:28,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 06:27:28,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 06:27:28,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 06:27:28,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 06:27:28,903 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-20 06:27:28,959 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 06:27:28,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 06:27:28,961 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 06:27:28,962 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 06:27:28,962 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 06:27:28,962 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 06:27:28,963 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 06:27:28,963 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 06:27:28,963 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 06:27:28,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 06:27:28,967 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-20 06:27:28,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-20 06:27:28,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 06:27:28,968 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 06:27:28,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 06:27:28,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 06:27:28,968 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 06:27:28,969 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-20 06:27:28,969 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-20 06:27:28,969 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-20 06:27:28,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 06:27:28,970 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 06:27:28,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 06:27:28,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 06:27:28,971 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-20 06:27:28,971 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 06:27:28,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 06:27:28,972 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 06:27:28,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 06:27:28,972 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 06:27:28,973 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-20 06:27:28,973 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-20 06:27:28,973 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 06:27:28,974 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 06:27:28,974 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 06:27:28,974 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_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13ef366d2d383a92d872280d98fb3a7111e598cb1abbaa6251b8fbe7cc7d6f03 [2021-10-20 06:27:29,455 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 06:27:29,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 06:27:29,495 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 06:27:29,497 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 06:27:29,498 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 06:27:29,501 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/float-newlib/double_req_bl_0872b.c [2021-10-20 06:27:29,590 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/data/11e313788/964135e9e9e440ae9481347d2f44ac35/FLAGfa2ea3e3b [2021-10-20 06:27:30,311 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 06:27:30,312 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/sv-benchmarks/c/float-newlib/double_req_bl_0872b.c [2021-10-20 06:27:30,332 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/data/11e313788/964135e9e9e440ae9481347d2f44ac35/FLAGfa2ea3e3b [2021-10-20 06:27:30,577 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/data/11e313788/964135e9e9e440ae9481347d2f44ac35 [2021-10-20 06:27:30,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 06:27:30,582 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 06:27:30,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 06:27:30,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 06:27:30,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 06:27:30,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:27:30" (1/1) ... [2021-10-20 06:27:30,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2aa88e86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:27:30, skipping insertion in model container [2021-10-20 06:27:30,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:27:30" (1/1) ... [2021-10-20 06:27:30,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 06:27:30,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 06:27:31,076 WARN L228 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_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/sv-benchmarks/c/float-newlib/double_req_bl_0872b.c[13980,13993] [2021-10-20 06:27:31,080 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 06:27:31,107 INFO L203 MainTranslator]: Completed pre-run [2021-10-20 06:27:31,256 WARN L228 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_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/sv-benchmarks/c/float-newlib/double_req_bl_0872b.c[13980,13993] [2021-10-20 06:27:31,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 06:27:31,290 INFO L208 MainTranslator]: Completed translation [2021-10-20 06:27:31,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:27:31 WrapperNode [2021-10-20 06:27:31,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-20 06:27:31,293 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-20 06:27:31,293 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-20 06:27:31,294 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-20 06:27:31,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:27:31" (1/1) ... [2021-10-20 06:27:31,344 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:27:31" (1/1) ... [2021-10-20 06:27:31,443 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-20 06:27:31,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-20 06:27:31,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-20 06:27:31,458 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-20 06:27:31,469 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:27:31" (1/1) ... [2021-10-20 06:27:31,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:27:31" (1/1) ... [2021-10-20 06:27:31,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:27:31" (1/1) ... [2021-10-20 06:27:31,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:27:31" (1/1) ... [2021-10-20 06:27:31,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:27:31" (1/1) ... [2021-10-20 06:27:31,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:27:31" (1/1) ... [2021-10-20 06:27:31,576 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:27:31" (1/1) ... [2021-10-20 06:27:31,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-20 06:27:31,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-20 06:27:31,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-20 06:27:31,588 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-20 06:27:31,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:27:31" (1/1) ... [2021-10-20 06:27:31,623 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 06:27:31,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/z3 [2021-10-20 06:27:31,662 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-20 06:27:31,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-20 06:27:31,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-10-20 06:27:31,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-10-20 06:27:31,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-20 06:27:31,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-20 06:27:31,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2021-10-20 06:27:31,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-20 06:27:31,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-20 06:27:31,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-20 06:27:31,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-20 06:27:31,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-20 06:28:26,052 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-20 06:28:26,054 INFO L299 CfgBuilder]: Removed 88 assume(true) statements. [2021-10-20 06:28:26,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:28:26 BoogieIcfgContainer [2021-10-20 06:28:26,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-20 06:28:26,064 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-20 06:28:26,064 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-20 06:28:26,068 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-20 06:28:26,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 06:27:30" (1/3) ... [2021-10-20 06:28:26,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@473838f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 06:28:26, skipping insertion in model container [2021-10-20 06:28:26,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:27:31" (2/3) ... [2021-10-20 06:28:26,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@473838f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 06:28:26, skipping insertion in model container [2021-10-20 06:28:26,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:28:26" (3/3) ... [2021-10-20 06:28:26,075 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0872b.c [2021-10-20 06:28:26,082 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-20 06:28:26,082 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-20 06:28:26,152 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-20 06:28:26,160 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-20 06:28:26,160 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-20 06:28:26,193 INFO L276 IsEmpty]: Start isEmpty. Operand has 210 states, 208 states have (on average 1.7259615384615385) internal successors, (359), 209 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:28:26,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-20 06:28:26,200 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 06:28:26,201 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-20 06:28:26,201 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 06:28:26,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 06:28:26,209 INFO L82 PathProgramCache]: Analyzing trace with hash -1640331358, now seen corresponding path program 1 times [2021-10-20 06:28:26,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-20 06:28:26,225 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [935185933] [2021-10-20 06:28:26,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 06:28:26,226 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-20 06:28:26,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/mathsat [2021-10-20 06:28:26,230 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-20 06:28:26,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-20 06:28:26,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 06:28:26,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-20 06:28:26,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 06:28:26,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 06:28:26,935 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 06:28:27,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 06:28:27,167 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-20 06:28:27,167 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [935185933] [2021-10-20 06:28:27,168 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [935185933] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-20 06:28:27,168 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-20 06:28:27,168 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-20 06:28:27,170 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707097056] [2021-10-20 06:28:27,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-20 06:28:27,176 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-20 06:28:27,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-20 06:28:27,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-20 06:28:27,197 INFO L87 Difference]: Start difference. First operand has 210 states, 208 states have (on average 1.7259615384615385) internal successors, (359), 209 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:28:27,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 06:28:27,278 INFO L93 Difference]: Finished difference Result 418 states and 716 transitions. [2021-10-20 06:28:27,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-20 06:28:27,281 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-10-20 06:28:27,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 06:28:27,304 INFO L225 Difference]: With dead ends: 418 [2021-10-20 06:28:27,304 INFO L226 Difference]: Without dead ends: 207 [2021-10-20 06:28:27,310 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-20 06:28:27,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2021-10-20 06:28:27,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2021-10-20 06:28:27,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 206 states have (on average 1.383495145631068) internal successors, (285), 206 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:28:27,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 285 transitions. [2021-10-20 06:28:27,426 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 285 transitions. Word has length 9 [2021-10-20 06:28:27,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 06:28:27,427 INFO L470 AbstractCegarLoop]: Abstraction has 207 states and 285 transitions. [2021-10-20 06:28:27,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:28:27,427 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 285 transitions. [2021-10-20 06:28:27,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-20 06:28:27,429 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 06:28:27,429 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-20 06:28:27,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-20 06:28:27,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 [2021-10-20 06:28:27,650 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 06:28:27,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 06:28:27,651 INFO L82 PathProgramCache]: Analyzing trace with hash 559153733, now seen corresponding path program 1 times [2021-10-20 06:28:27,652 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-20 06:28:27,656 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1176437107] [2021-10-20 06:28:27,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 06:28:27,656 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-20 06:28:27,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/mathsat [2021-10-20 06:28:27,658 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-20 06:28:27,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-20 06:28:27,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 06:28:27,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-20 06:28:28,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 06:28:29,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 06:28:29,256 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 06:28:30,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 06:28:30,055 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-20 06:28:30,055 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1176437107] [2021-10-20 06:28:30,055 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1176437107] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-20 06:28:30,055 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-20 06:28:30,055 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-20 06:28:30,056 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166766169] [2021-10-20 06:28:30,057 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-20 06:28:30,057 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-20 06:28:30,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-20 06:28:30,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-20 06:28:30,059 INFO L87 Difference]: Start difference. First operand 207 states and 285 transitions. Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:30:57,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 06:30:57,849 INFO L93 Difference]: Finished difference Result 227 states and 308 transitions. [2021-10-20 06:30:57,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-20 06:30:57,888 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-10-20 06:30:57,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 06:30:57,891 INFO L225 Difference]: With dead ends: 227 [2021-10-20 06:30:57,891 INFO L226 Difference]: Without dead ends: 223 [2021-10-20 06:30:57,892 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1288.4ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-20 06:30:57,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2021-10-20 06:30:57,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 207. [2021-10-20 06:30:57,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 206 states have (on average 1.3689320388349515) internal successors, (282), 206 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:30:57,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 282 transitions. [2021-10-20 06:30:57,926 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 282 transitions. Word has length 11 [2021-10-20 06:30:57,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 06:30:57,927 INFO L470 AbstractCegarLoop]: Abstraction has 207 states and 282 transitions. [2021-10-20 06:30:57,927 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:30:57,927 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 282 transitions. [2021-10-20 06:30:57,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-20 06:30:57,928 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 06:30:57,929 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-20 06:30:57,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-20 06:30:58,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 [2021-10-20 06:30:58,132 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 06:30:58,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 06:30:58,133 INFO L82 PathProgramCache]: Analyzing trace with hash -305745762, now seen corresponding path program 1 times [2021-10-20 06:30:58,134 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-20 06:30:58,134 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [289434593] [2021-10-20 06:30:58,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 06:30:58,135 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-20 06:30:58,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/mathsat [2021-10-20 06:30:58,137 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-20 06:30:58,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-20 06:30:58,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 06:30:58,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-20 06:30:58,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 06:30:59,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 28 [2021-10-20 06:31:00,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 06:31:00,667 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 06:31:01,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29 [2021-10-20 06:31:02,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 06:31:02,958 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-20 06:31:02,958 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [289434593] [2021-10-20 06:31:02,958 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [289434593] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-20 06:31:02,958 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-20 06:31:02,959 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-20 06:31:02,959 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729294578] [2021-10-20 06:31:02,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-20 06:31:02,960 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-20 06:31:02,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-20 06:31:02,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-10-20 06:31:02,961 INFO L87 Difference]: Start difference. First operand 207 states and 282 transitions. Second operand has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:31:04,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 06:31:04,127 INFO L93 Difference]: Finished difference Result 207 states and 282 transitions. [2021-10-20 06:31:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-20 06:31:04,127 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-10-20 06:31:04,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 06:31:04,128 INFO L225 Difference]: With dead ends: 207 [2021-10-20 06:31:04,128 INFO L226 Difference]: Without dead ends: 0 [2021-10-20 06:31:04,130 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 2875.7ms TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2021-10-20 06:31:04,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-20 06:31:04,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-20 06:31:04,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:31:04,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-20 06:31:04,131 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2021-10-20 06:31:04,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 06:31:04,132 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-20 06:31:04,132 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:31:04,133 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-20 06:31:04,133 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-20 06:31:04,136 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 06:31:04,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-10-20 06:31:04,358 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 [2021-10-20 06:31:04,360 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-20 06:31:04,363 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,419 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,421 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,427 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,428 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,429 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,432 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,436 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,461 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,464 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,465 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,466 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:04,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:31:06,298 INFO L857 garLoopResultBuilder]: For program point L366(lines 366 367) no Hoare annotation was computed. [2021-10-20 06:31:06,299 INFO L857 garLoopResultBuilder]: For program point L168(lines 168 169) no Hoare annotation was computed. [2021-10-20 06:31:06,299 INFO L857 garLoopResultBuilder]: For program point L168-2(lines 168 169) no Hoare annotation was computed. [2021-10-20 06:31:06,299 INFO L857 garLoopResultBuilder]: For program point L367(line 367) no Hoare annotation was computed. [2021-10-20 06:31:06,299 INFO L857 garLoopResultBuilder]: For program point L301(lines 301 309) no Hoare annotation was computed. [2021-10-20 06:31:06,300 INFO L857 garLoopResultBuilder]: For program point L367-2(line 367) no Hoare annotation was computed. [2021-10-20 06:31:06,300 INFO L857 garLoopResultBuilder]: For program point L103-1(lines 103 108) no Hoare annotation was computed. [2021-10-20 06:31:06,300 INFO L853 garLoopResultBuilder]: At program point L103-2(lines 103 108) the Hoare annotation is: false [2021-10-20 06:31:06,300 INFO L853 garLoopResultBuilder]: At program point L37(lines 19 38) the Hoare annotation is: false [2021-10-20 06:31:06,301 INFO L857 garLoopResultBuilder]: For program point L103-3(lines 97 205) no Hoare annotation was computed. [2021-10-20 06:31:06,301 INFO L853 garLoopResultBuilder]: At program point L37-1(lines 19 38) the Hoare annotation is: false [2021-10-20 06:31:06,301 INFO L853 garLoopResultBuilder]: At program point L37-2(lines 19 38) the Hoare annotation is: false [2021-10-20 06:31:06,301 INFO L857 garLoopResultBuilder]: For program point L500(lines 500 501) no Hoare annotation was computed. [2021-10-20 06:31:06,302 INFO L857 garLoopResultBuilder]: For program point L303(lines 303 304) no Hoare annotation was computed. [2021-10-20 06:31:06,302 INFO L857 garLoopResultBuilder]: For program point L503(lines 503 510) no Hoare annotation was computed. [2021-10-20 06:31:06,302 INFO L857 garLoopResultBuilder]: For program point L503-2(lines 496 510) no Hoare annotation was computed. [2021-10-20 06:31:06,302 INFO L857 garLoopResultBuilder]: For program point L305(lines 305 309) no Hoare annotation was computed. [2021-10-20 06:31:06,303 INFO L857 garLoopResultBuilder]: For program point L504(lines 504 509) no Hoare annotation was computed. [2021-10-20 06:31:06,303 INFO L857 garLoopResultBuilder]: For program point L307(lines 307 308) no Hoare annotation was computed. [2021-10-20 06:31:06,303 INFO L857 garLoopResultBuilder]: For program point L374-1(lines 374 379) no Hoare annotation was computed. [2021-10-20 06:31:06,303 INFO L853 garLoopResultBuilder]: At program point L374-2(lines 374 379) the Hoare annotation is: false [2021-10-20 06:31:06,304 INFO L857 garLoopResultBuilder]: For program point L374-3(lines 374 379) no Hoare annotation was computed. [2021-10-20 06:31:06,304 INFO L857 garLoopResultBuilder]: For program point L507(lines 507 508) no Hoare annotation was computed. [2021-10-20 06:31:06,304 INFO L857 garLoopResultBuilder]: For program point L178(lines 178 192) no Hoare annotation was computed. [2021-10-20 06:31:06,304 INFO L857 garLoopResultBuilder]: For program point L46-1(lines 46 51) no Hoare annotation was computed. [2021-10-20 06:31:06,305 INFO L853 garLoopResultBuilder]: At program point L46-2(lines 46 51) the Hoare annotation is: false [2021-10-20 06:31:06,305 INFO L857 garLoopResultBuilder]: For program point L46-3(lines 46 51) no Hoare annotation was computed. [2021-10-20 06:31:06,305 INFO L857 garLoopResultBuilder]: For program point L443-1(lines 443 448) no Hoare annotation was computed. [2021-10-20 06:31:06,305 INFO L853 garLoopResultBuilder]: At program point L443-2(lines 443 448) the Hoare annotation is: false [2021-10-20 06:31:06,306 INFO L857 garLoopResultBuilder]: For program point L443-3(lines 443 448) no Hoare annotation was computed. [2021-10-20 06:31:06,306 INFO L857 garLoopResultBuilder]: For program point L576(lines 576 579) no Hoare annotation was computed. [2021-10-20 06:31:06,306 INFO L857 garLoopResultBuilder]: For program point L180(lines 180 191) no Hoare annotation was computed. [2021-10-20 06:31:06,306 INFO L857 garLoopResultBuilder]: For program point L114(lines 114 119) no Hoare annotation was computed. [2021-10-20 06:31:06,306 INFO L857 garLoopResultBuilder]: For program point L114-2(lines 114 119) no Hoare annotation was computed. [2021-10-20 06:31:06,307 INFO L857 garLoopResultBuilder]: For program point L577(line 577) no Hoare annotation was computed. [2021-10-20 06:31:06,307 INFO L857 garLoopResultBuilder]: For program point L313(lines 313 334) no Hoare annotation was computed. [2021-10-20 06:31:06,307 INFO L857 garLoopResultBuilder]: For program point L115(lines 115 118) no Hoare annotation was computed. [2021-10-20 06:31:06,307 INFO L857 garLoopResultBuilder]: For program point L314(lines 314 321) no Hoare annotation was computed. [2021-10-20 06:31:06,308 INFO L857 garLoopResultBuilder]: For program point L182(lines 182 190) no Hoare annotation was computed. [2021-10-20 06:31:06,308 INFO L857 garLoopResultBuilder]: For program point L315(lines 315 320) no Hoare annotation was computed. [2021-10-20 06:31:06,308 INFO L857 garLoopResultBuilder]: For program point L117(lines 117 118) no Hoare annotation was computed. [2021-10-20 06:31:06,308 INFO L860 garLoopResultBuilder]: At program point L581(lines 564 582) the Hoare annotation is: true [2021-10-20 06:31:06,308 INFO L857 garLoopResultBuilder]: For program point L515(lines 515 529) no Hoare annotation was computed. [2021-10-20 06:31:06,309 INFO L857 garLoopResultBuilder]: For program point L515-2(lines 515 529) no Hoare annotation was computed. [2021-10-20 06:31:06,309 INFO L857 garLoopResultBuilder]: For program point L317(lines 317 320) no Hoare annotation was computed. [2021-10-20 06:31:06,309 INFO L857 garLoopResultBuilder]: For program point L185(lines 185 190) no Hoare annotation was computed. [2021-10-20 06:31:06,309 INFO L857 garLoopResultBuilder]: For program point L53(lines 53 65) no Hoare annotation was computed. [2021-10-20 06:31:06,310 INFO L857 garLoopResultBuilder]: For program point L53-2(lines 44 94) no Hoare annotation was computed. [2021-10-20 06:31:06,310 INFO L857 garLoopResultBuilder]: For program point L318(line 318) no Hoare annotation was computed. [2021-10-20 06:31:06,310 INFO L857 garLoopResultBuilder]: For program point L318-2(line 318) no Hoare annotation was computed. [2021-10-20 06:31:06,310 INFO L857 garLoopResultBuilder]: For program point L186(lines 186 187) no Hoare annotation was computed. [2021-10-20 06:31:06,310 INFO L857 garLoopResultBuilder]: For program point L186-2(lines 186 187) no Hoare annotation was computed. [2021-10-20 06:31:06,311 INFO L857 garLoopResultBuilder]: For program point L54(lines 54 55) no Hoare annotation was computed. [2021-10-20 06:31:06,311 INFO L857 garLoopResultBuilder]: For program point L385(lines 385 393) no Hoare annotation was computed. [2021-10-20 06:31:06,311 INFO L857 garLoopResultBuilder]: For program point L385-1(lines 385 393) no Hoare annotation was computed. [2021-10-20 06:31:06,311 INFO L857 garLoopResultBuilder]: For program point L320(line 320) no Hoare annotation was computed. [2021-10-20 06:31:06,312 INFO L857 garLoopResultBuilder]: For program point L320-2(line 320) no Hoare annotation was computed. [2021-10-20 06:31:06,312 INFO L857 garLoopResultBuilder]: For program point L122(lines 122 133) no Hoare annotation was computed. [2021-10-20 06:31:06,312 INFO L857 garLoopResultBuilder]: For program point L122-2(lines 122 133) no Hoare annotation was computed. [2021-10-20 06:31:06,312 INFO L857 garLoopResultBuilder]: For program point L519-1(lines 519 524) no Hoare annotation was computed. [2021-10-20 06:31:06,312 INFO L853 garLoopResultBuilder]: At program point L519-2(lines 519 524) the Hoare annotation is: false [2021-10-20 06:31:06,313 INFO L857 garLoopResultBuilder]: For program point L519-3(lines 519 524) no Hoare annotation was computed. [2021-10-20 06:31:06,313 INFO L853 garLoopResultBuilder]: At program point L123-2(lines 123 127) the Hoare annotation is: false [2021-10-20 06:31:06,313 INFO L857 garLoopResultBuilder]: For program point L123-3(lines 123 127) no Hoare annotation was computed. [2021-10-20 06:31:06,313 INFO L857 garLoopResultBuilder]: For program point L57-1(lines 57 61) no Hoare annotation was computed. [2021-10-20 06:31:06,314 INFO L853 garLoopResultBuilder]: At program point L57-2(lines 57 61) the Hoare annotation is: false [2021-10-20 06:31:06,314 INFO L857 garLoopResultBuilder]: For program point L57-3(lines 57 61) no Hoare annotation was computed. [2021-10-20 06:31:06,314 INFO L857 garLoopResultBuilder]: For program point L388-1(lines 388 392) no Hoare annotation was computed. [2021-10-20 06:31:06,314 INFO L857 garLoopResultBuilder]: For program point L322(lines 322 327) no Hoare annotation was computed. [2021-10-20 06:31:06,314 INFO L853 garLoopResultBuilder]: At program point L388-2(lines 388 392) the Hoare annotation is: false [2021-10-20 06:31:06,315 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-20 06:31:06,315 INFO L857 garLoopResultBuilder]: For program point L455-1(lines 455 460) no Hoare annotation was computed. [2021-10-20 06:31:06,315 INFO L853 garLoopResultBuilder]: At program point L455-2(lines 455 460) the Hoare annotation is: false [2021-10-20 06:31:06,315 INFO L857 garLoopResultBuilder]: For program point L455-3(lines 455 460) no Hoare annotation was computed. [2021-10-20 06:31:06,316 INFO L857 garLoopResultBuilder]: For program point L323(lines 323 326) no Hoare annotation was computed. [2021-10-20 06:31:06,316 INFO L857 garLoopResultBuilder]: For program point L128-2(lines 128 129) no Hoare annotation was computed. [2021-10-20 06:31:06,316 INFO L853 garLoopResultBuilder]: At program point L128-3(lines 128 129) the Hoare annotation is: false [2021-10-20 06:31:06,316 INFO L857 garLoopResultBuilder]: For program point L128-4(lines 128 129) no Hoare annotation was computed. [2021-10-20 06:31:06,316 INFO L857 garLoopResultBuilder]: For program point L195(lines 195 196) no Hoare annotation was computed. [2021-10-20 06:31:06,317 INFO L857 garLoopResultBuilder]: For program point L195-2(lines 195 196) no Hoare annotation was computed. [2021-10-20 06:31:06,317 INFO L857 garLoopResultBuilder]: For program point L63(lines 63 64) no Hoare annotation was computed. [2021-10-20 06:31:06,317 INFO L857 garLoopResultBuilder]: For program point L526(lines 526 527) no Hoare annotation was computed. [2021-10-20 06:31:06,317 INFO L857 garLoopResultBuilder]: For program point L526-2(lines 526 527) no Hoare annotation was computed. [2021-10-20 06:31:06,317 INFO L857 garLoopResultBuilder]: For program point L328(lines 328 329) no Hoare annotation was computed. [2021-10-20 06:31:06,318 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-20 06:31:06,318 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 577) no Hoare annotation was computed. [2021-10-20 06:31:06,318 INFO L857 garLoopResultBuilder]: For program point L330(lines 330 333) no Hoare annotation was computed. [2021-10-20 06:31:06,318 INFO L857 garLoopResultBuilder]: For program point L198-1(lines 198 203) no Hoare annotation was computed. [2021-10-20 06:31:06,319 INFO L853 garLoopResultBuilder]: At program point L198-2(lines 198 203) the Hoare annotation is: false [2021-10-20 06:31:06,319 INFO L857 garLoopResultBuilder]: For program point L198-3(lines 198 203) no Hoare annotation was computed. [2021-10-20 06:31:06,319 INFO L857 garLoopResultBuilder]: For program point L331(lines 331 332) no Hoare annotation was computed. [2021-10-20 06:31:06,319 INFO L857 garLoopResultBuilder]: For program point L398(lines 398 406) no Hoare annotation was computed. [2021-10-20 06:31:06,320 INFO L857 garLoopResultBuilder]: For program point L531-1(lines 531 536) no Hoare annotation was computed. [2021-10-20 06:31:06,320 INFO L853 garLoopResultBuilder]: At program point L531-2(lines 531 536) the Hoare annotation is: false [2021-10-20 06:31:06,320 INFO L857 garLoopResultBuilder]: For program point L531-3(lines 531 536) no Hoare annotation was computed. [2021-10-20 06:31:06,320 INFO L857 garLoopResultBuilder]: For program point L69(lines 69 70) no Hoare annotation was computed. [2021-10-20 06:31:06,320 INFO L857 garLoopResultBuilder]: For program point L400(lines 400 406) no Hoare annotation was computed. [2021-10-20 06:31:06,321 INFO L857 garLoopResultBuilder]: For program point L136(lines 136 139) no Hoare annotation was computed. [2021-10-20 06:31:06,321 INFO L857 garLoopResultBuilder]: For program point L136-2(lines 136 139) no Hoare annotation was computed. [2021-10-20 06:31:06,321 INFO L857 garLoopResultBuilder]: For program point L467-1(lines 467 472) no Hoare annotation was computed. [2021-10-20 06:31:06,321 INFO L853 garLoopResultBuilder]: At program point L467-2(lines 467 472) the Hoare annotation is: false [2021-10-20 06:31:06,321 INFO L857 garLoopResultBuilder]: For program point L467-3(lines 467 472) no Hoare annotation was computed. [2021-10-20 06:31:06,322 INFO L857 garLoopResultBuilder]: For program point L71(lines 71 79) no Hoare annotation was computed. [2021-10-20 06:31:06,322 INFO L857 garLoopResultBuilder]: For program point L270-1(lines 270 275) no Hoare annotation was computed. [2021-10-20 06:31:06,322 INFO L853 garLoopResultBuilder]: At program point L270-2(lines 270 275) the Hoare annotation is: (and (= ULTIMATE.start___ieee754_pow_~y (fp.neg (_ +zero 11 53))) (= ~one_pow~0 ((_ to_fp 11 53) currentRoundingMode 1.0))) [2021-10-20 06:31:06,322 INFO L853 garLoopResultBuilder]: At program point L204(lines 97 205) the Hoare annotation is: false [2021-10-20 06:31:06,323 INFO L857 garLoopResultBuilder]: For program point L72-1(lines 72 77) no Hoare annotation was computed. [2021-10-20 06:31:06,323 INFO L853 garLoopResultBuilder]: At program point L72-2(lines 72 77) the Hoare annotation is: false [2021-10-20 06:31:06,323 INFO L857 garLoopResultBuilder]: For program point L72-3(lines 72 77) no Hoare annotation was computed. [2021-10-20 06:31:06,323 INFO L857 garLoopResultBuilder]: For program point L338(lines 338 351) no Hoare annotation was computed. [2021-10-20 06:31:06,324 INFO L857 garLoopResultBuilder]: For program point L338-2(lines 263 562) no Hoare annotation was computed. [2021-10-20 06:31:06,324 INFO L857 garLoopResultBuilder]: For program point L339(lines 339 350) no Hoare annotation was computed. [2021-10-20 06:31:06,324 INFO L857 garLoopResultBuilder]: For program point L208-1(lines 208 212) no Hoare annotation was computed. [2021-10-20 06:31:06,324 INFO L853 garLoopResultBuilder]: At program point L208-2(lines 208 212) the Hoare annotation is: false [2021-10-20 06:31:06,325 INFO L857 garLoopResultBuilder]: For program point L407(lines 407 412) no Hoare annotation was computed. [2021-10-20 06:31:06,325 INFO L857 garLoopResultBuilder]: For program point L407-1(lines 381 474) no Hoare annotation was computed. [2021-10-20 06:31:06,325 INFO L857 garLoopResultBuilder]: For program point L341(lines 341 342) no Hoare annotation was computed. [2021-10-20 06:31:06,325 INFO L857 garLoopResultBuilder]: For program point L407-2(lines 407 412) no Hoare annotation was computed. [2021-10-20 06:31:06,325 INFO L857 garLoopResultBuilder]: For program point L341-2(lines 339 350) no Hoare annotation was computed. [2021-10-20 06:31:06,326 INFO L857 garLoopResultBuilder]: For program point L276(lines 276 281) no Hoare annotation was computed. [2021-10-20 06:31:06,326 INFO L857 garLoopResultBuilder]: For program point L276-1(lines 263 562) no Hoare annotation was computed. [2021-10-20 06:31:06,326 INFO L857 garLoopResultBuilder]: For program point L276-2(lines 276 281) no Hoare annotation was computed. [2021-10-20 06:31:06,326 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 348) no Hoare annotation was computed. [2021-10-20 06:31:06,326 INFO L857 garLoopResultBuilder]: For program point L344(lines 344 347) no Hoare annotation was computed. [2021-10-20 06:31:06,327 INFO L857 garLoopResultBuilder]: For program point L80(lines 80 85) no Hoare annotation was computed. [2021-10-20 06:31:06,327 INFO L857 garLoopResultBuilder]: For program point L477(lines 477 478) no Hoare annotation was computed. [2021-10-20 06:31:06,327 INFO L857 garLoopResultBuilder]: For program point L477-2(lines 477 478) no Hoare annotation was computed. [2021-10-20 06:31:06,327 INFO L857 garLoopResultBuilder]: For program point L213(lines 213 218) no Hoare annotation was computed. [2021-10-20 06:31:06,328 INFO L857 garLoopResultBuilder]: For program point L213-1(lines 206 220) no Hoare annotation was computed. [2021-10-20 06:31:06,328 INFO L857 garLoopResultBuilder]: For program point L213-2(lines 213 218) no Hoare annotation was computed. [2021-10-20 06:31:06,328 INFO L853 garLoopResultBuilder]: At program point L147-2(lines 147 157) the Hoare annotation is: false [2021-10-20 06:31:06,328 INFO L857 garLoopResultBuilder]: For program point L81(lines 81 84) no Hoare annotation was computed. [2021-10-20 06:31:06,328 INFO L857 garLoopResultBuilder]: For program point L147-3(lines 147 157) no Hoare annotation was computed. [2021-10-20 06:31:06,329 INFO L857 garLoopResultBuilder]: For program point L346(lines 346 347) no Hoare annotation was computed. [2021-10-20 06:31:06,329 INFO L857 garLoopResultBuilder]: For program point L149(lines 149 153) no Hoare annotation was computed. [2021-10-20 06:31:06,329 INFO L857 garLoopResultBuilder]: For program point L149-2(lines 149 153) no Hoare annotation was computed. [2021-10-20 06:31:06,329 INFO L857 garLoopResultBuilder]: For program point L546-1(lines 546 550) no Hoare annotation was computed. [2021-10-20 06:31:06,330 INFO L853 garLoopResultBuilder]: At program point L546-2(lines 546 550) the Hoare annotation is: false [2021-10-20 06:31:06,330 INFO L857 garLoopResultBuilder]: For program point L546-3(lines 546 550) no Hoare annotation was computed. [2021-10-20 06:31:06,330 INFO L857 garLoopResultBuilder]: For program point L481-1(lines 481 486) no Hoare annotation was computed. [2021-10-20 06:31:06,330 INFO L853 garLoopResultBuilder]: At program point L481-2(lines 481 486) the Hoare annotation is: false [2021-10-20 06:31:06,330 INFO L857 garLoopResultBuilder]: For program point L481-3(lines 481 486) no Hoare annotation was computed. [2021-10-20 06:31:06,331 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-20 06:31:06,331 INFO L857 garLoopResultBuilder]: For program point L285(lines 285 286) no Hoare annotation was computed. [2021-10-20 06:31:06,331 INFO L853 garLoopResultBuilder]: At program point L219(lines 206 220) the Hoare annotation is: false [2021-10-20 06:31:06,331 INFO L857 garLoopResultBuilder]: For program point L87-1(lines 87 92) no Hoare annotation was computed. [2021-10-20 06:31:06,332 INFO L853 garLoopResultBuilder]: At program point L87-2(lines 87 92) the Hoare annotation is: false [2021-10-20 06:31:06,332 INFO L857 garLoopResultBuilder]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2021-10-20 06:31:06,332 INFO L857 garLoopResultBuilder]: For program point L87-3(lines 87 92) no Hoare annotation was computed. [2021-10-20 06:31:06,332 INFO L853 garLoopResultBuilder]: At program point L21-2(lines 21 25) the Hoare annotation is: false [2021-10-20 06:31:06,333 INFO L857 garLoopResultBuilder]: For program point L21-5(lines 21 25) no Hoare annotation was computed. [2021-10-20 06:31:06,333 INFO L853 garLoopResultBuilder]: At program point L21-6(lines 21 25) the Hoare annotation is: false [2021-10-20 06:31:06,333 INFO L857 garLoopResultBuilder]: For program point L21-9(lines 21 25) no Hoare annotation was computed. [2021-10-20 06:31:06,333 INFO L853 garLoopResultBuilder]: At program point L21-10(lines 21 25) the Hoare annotation is: false [2021-10-20 06:31:06,334 INFO L857 garLoopResultBuilder]: For program point L418-1(lines 418 423) no Hoare annotation was computed. [2021-10-20 06:31:06,334 INFO L853 garLoopResultBuilder]: At program point L418-2(lines 418 423) the Hoare annotation is: false [2021-10-20 06:31:06,334 INFO L857 garLoopResultBuilder]: For program point L418-3(lines 418 423) no Hoare annotation was computed. [2021-10-20 06:31:06,334 INFO L857 garLoopResultBuilder]: For program point L552(lines 552 560) no Hoare annotation was computed. [2021-10-20 06:31:06,334 INFO L857 garLoopResultBuilder]: For program point L288(lines 288 294) no Hoare annotation was computed. [2021-10-20 06:31:06,335 INFO L857 garLoopResultBuilder]: For program point L356(lines 356 474) no Hoare annotation was computed. [2021-10-20 06:31:06,335 INFO L857 garLoopResultBuilder]: For program point L290(lines 290 293) no Hoare annotation was computed. [2021-10-20 06:31:06,335 INFO L857 garLoopResultBuilder]: For program point L356-2(lines 356 474) no Hoare annotation was computed. [2021-10-20 06:31:06,335 INFO L857 garLoopResultBuilder]: For program point L26(lines 26 30) no Hoare annotation was computed. [2021-10-20 06:31:06,336 INFO L857 garLoopResultBuilder]: For program point L26-1(lines 19 38) no Hoare annotation was computed. [2021-10-20 06:31:06,336 INFO L857 garLoopResultBuilder]: For program point L26-3(lines 26 30) no Hoare annotation was computed. [2021-10-20 06:31:06,336 INFO L857 garLoopResultBuilder]: For program point L26-4(lines 19 38) no Hoare annotation was computed. [2021-10-20 06:31:06,336 INFO L857 garLoopResultBuilder]: For program point L26-6(lines 26 30) no Hoare annotation was computed. [2021-10-20 06:31:06,337 INFO L857 garLoopResultBuilder]: For program point L26-7(lines 19 38) no Hoare annotation was computed. [2021-10-20 06:31:06,337 INFO L857 garLoopResultBuilder]: For program point L555-1(lines 555 560) no Hoare annotation was computed. [2021-10-20 06:31:06,337 INFO L853 garLoopResultBuilder]: At program point L555-2(lines 555 560) the Hoare annotation is: false [2021-10-20 06:31:06,337 INFO L857 garLoopResultBuilder]: For program point L555-3(lines 552 560) no Hoare annotation was computed. [2021-10-20 06:31:06,337 INFO L857 garLoopResultBuilder]: For program point L357(lines 357 362) no Hoare annotation was computed. [2021-10-20 06:31:06,338 INFO L857 garLoopResultBuilder]: For program point L357-2(lines 356 381) no Hoare annotation was computed. [2021-10-20 06:31:06,338 INFO L853 garLoopResultBuilder]: At program point L93(lines 44 94) the Hoare annotation is: false [2021-10-20 06:31:06,338 INFO L857 garLoopResultBuilder]: For program point L490-1(lines 490 495) no Hoare annotation was computed. [2021-10-20 06:31:06,338 INFO L853 garLoopResultBuilder]: At program point L490-2(lines 490 495) the Hoare annotation is: false [2021-10-20 06:31:06,338 INFO L857 garLoopResultBuilder]: For program point L490-3(lines 263 562) no Hoare annotation was computed. [2021-10-20 06:31:06,339 INFO L857 garLoopResultBuilder]: For program point L358(lines 358 359) no Hoare annotation was computed. [2021-10-20 06:31:06,339 INFO L853 garLoopResultBuilder]: At program point L160-2(lines 160 176) the Hoare annotation is: false [2021-10-20 06:31:06,339 INFO L857 garLoopResultBuilder]: For program point L160-3(lines 97 205) no Hoare annotation was computed. [2021-10-20 06:31:06,339 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-20 06:31:06,340 INFO L857 garLoopResultBuilder]: For program point L359(line 359) no Hoare annotation was computed. [2021-10-20 06:31:06,340 INFO L857 garLoopResultBuilder]: For program point L359-2(line 359) no Hoare annotation was computed. [2021-10-20 06:31:06,340 INFO L857 garLoopResultBuilder]: For program point L426-1(lines 426 431) no Hoare annotation was computed. [2021-10-20 06:31:06,340 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 361) no Hoare annotation was computed. [2021-10-20 06:31:06,340 INFO L853 garLoopResultBuilder]: At program point L426-2(lines 426 431) the Hoare annotation is: false [2021-10-20 06:31:06,341 INFO L857 garLoopResultBuilder]: For program point L426-3(lines 426 431) no Hoare annotation was computed. [2021-10-20 06:31:06,341 INFO L857 garLoopResultBuilder]: For program point L361(line 361) no Hoare annotation was computed. [2021-10-20 06:31:06,341 INFO L857 garLoopResultBuilder]: For program point L361-2(line 361) no Hoare annotation was computed. [2021-10-20 06:31:06,341 INFO L857 garLoopResultBuilder]: For program point L163(lines 163 172) no Hoare annotation was computed. [2021-10-20 06:31:06,341 INFO L857 garLoopResultBuilder]: For program point L163-2(lines 163 172) no Hoare annotation was computed. [2021-10-20 06:31:06,342 INFO L857 garLoopResultBuilder]: For program point L31(lines 31 36) no Hoare annotation was computed. [2021-10-20 06:31:06,342 INFO L857 garLoopResultBuilder]: For program point L31-1(lines 19 38) no Hoare annotation was computed. [2021-10-20 06:31:06,342 INFO L857 garLoopResultBuilder]: For program point L31-2(lines 31 36) no Hoare annotation was computed. [2021-10-20 06:31:06,342 INFO L857 garLoopResultBuilder]: For program point L31-3(lines 31 36) no Hoare annotation was computed. [2021-10-20 06:31:06,342 INFO L857 garLoopResultBuilder]: For program point L31-4(lines 19 38) no Hoare annotation was computed. [2021-10-20 06:31:06,343 INFO L857 garLoopResultBuilder]: For program point L31-5(lines 31 36) no Hoare annotation was computed. [2021-10-20 06:31:06,343 INFO L857 garLoopResultBuilder]: For program point L31-6(lines 31 36) no Hoare annotation was computed. [2021-10-20 06:31:06,343 INFO L857 garLoopResultBuilder]: For program point L31-7(lines 19 38) no Hoare annotation was computed. [2021-10-20 06:31:06,343 INFO L857 garLoopResultBuilder]: For program point L31-8(lines 31 36) no Hoare annotation was computed. [2021-10-20 06:31:06,343 INFO L857 garLoopResultBuilder]: For program point L296(lines 296 311) no Hoare annotation was computed. [2021-10-20 06:31:06,344 INFO L857 garLoopResultBuilder]: For program point L296-1(lines 263 562) no Hoare annotation was computed. [2021-10-20 06:31:06,344 INFO L853 garLoopResultBuilder]: At program point L561(lines 263 562) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= |ULTIMATE.start___ieee754_pow_#res| .cse0) (= ~one_pow~0 .cse0))) [2021-10-20 06:31:06,344 INFO L857 garLoopResultBuilder]: For program point L297(lines 297 310) no Hoare annotation was computed. [2021-10-20 06:31:06,344 INFO L857 garLoopResultBuilder]: For program point L165(lines 165 166) no Hoare annotation was computed. [2021-10-20 06:31:06,344 INFO L857 garLoopResultBuilder]: For program point L165-2(lines 165 166) no Hoare annotation was computed. [2021-10-20 06:31:06,345 INFO L857 garLoopResultBuilder]: For program point L497(lines 497 502) no Hoare annotation was computed. [2021-10-20 06:31:06,345 INFO L857 garLoopResultBuilder]: For program point L365(line 365) no Hoare annotation was computed. [2021-10-20 06:31:06,345 INFO L857 garLoopResultBuilder]: For program point L299(lines 299 310) no Hoare annotation was computed. [2021-10-20 06:31:06,345 INFO L857 garLoopResultBuilder]: For program point L365-2(line 365) no Hoare annotation was computed. [2021-10-20 06:31:06,350 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-20 06:31:06,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 06:31:06 BoogieIcfgContainer [2021-10-20 06:31:06,367 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-20 06:31:06,368 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-20 06:31:06,368 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-20 06:31:06,368 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-20 06:31:06,369 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:28:26" (3/4) ... [2021-10-20 06:31:06,372 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-20 06:31:06,394 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-20 06:31:06,395 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-20 06:31:06,395 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-20 06:31:06,396 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-20 06:31:06,567 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/witness.graphml [2021-10-20 06:31:06,568 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-20 06:31:06,570 INFO L168 Benchmark]: Toolchain (without parser) took 215986.68 ms. Allocated memory was 50.3 MB in the beginning and 86.0 MB in the end (delta: 35.7 MB). Free memory was 24.2 MB in the beginning and 47.4 MB in the end (delta: -23.2 MB). Peak memory consumption was 28.0 MB. Max. memory is 16.1 GB. [2021-10-20 06:31:06,570 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 50.3 MB. Free memory was 31.4 MB in the beginning and 31.4 MB in the end (delta: 32.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 06:31:06,571 INFO L168 Benchmark]: CACSL2BoogieTranslator took 708.15 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 24.0 MB in the beginning and 36.6 MB in the end (delta: -12.6 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. [2021-10-20 06:31:06,572 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.84 ms. Allocated memory is still 60.8 MB. Free memory was 36.4 MB in the beginning and 31.8 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-20 06:31:06,572 INFO L168 Benchmark]: Boogie Preprocessor took 129.50 ms. Allocated memory is still 60.8 MB. Free memory was 31.8 MB in the beginning and 27.0 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-20 06:31:06,573 INFO L168 Benchmark]: RCFGBuilder took 54474.42 ms. Allocated memory was 60.8 MB in the beginning and 86.0 MB in the end (delta: 25.2 MB). Free memory was 26.9 MB in the beginning and 62.2 MB in the end (delta: -35.4 MB). Peak memory consumption was 14.5 MB. Max. memory is 16.1 GB. [2021-10-20 06:31:06,573 INFO L168 Benchmark]: TraceAbstraction took 160303.52 ms. Allocated memory is still 86.0 MB. Free memory was 61.3 MB in the beginning and 38.3 MB in the end (delta: 23.0 MB). Peak memory consumption was 22.8 MB. Max. memory is 16.1 GB. [2021-10-20 06:31:06,574 INFO L168 Benchmark]: Witness Printer took 200.18 ms. Allocated memory is still 86.0 MB. Free memory was 37.8 MB in the beginning and 47.4 MB in the end (delta: -9.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-20 06:31:06,576 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 50.3 MB. Free memory was 31.4 MB in the beginning and 31.4 MB in the end (delta: 32.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 708.15 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 24.0 MB in the beginning and 36.6 MB in the end (delta: -12.6 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 162.84 ms. Allocated memory is still 60.8 MB. Free memory was 36.4 MB in the beginning and 31.8 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 129.50 ms. Allocated memory is still 60.8 MB. Free memory was 31.8 MB in the beginning and 27.0 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 54474.42 ms. Allocated memory was 60.8 MB in the beginning and 86.0 MB in the end (delta: 25.2 MB). Free memory was 26.9 MB in the beginning and 62.2 MB in the end (delta: -35.4 MB). Peak memory consumption was 14.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 160303.52 ms. Allocated memory is still 86.0 MB. Free memory was 61.3 MB in the beginning and 38.3 MB in the end (delta: 23.0 MB). Peak memory consumption was 22.8 MB. Max. memory is 16.1 GB. * Witness Printer took 200.18 ms. Allocated memory is still 86.0 MB. Free memory was 37.8 MB in the beginning and 47.4 MB in the end (delta: -9.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 577]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 210 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 160202.0ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 15.6ms, AutomataDifference: 149137.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 1939.4ms, InitialAbstractionConstructionTime: 26.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 562 SDtfs, 166 SDslu, 588 SDs, 0 SdLazy, 105 SolverSat, 2 SolverUnsat, 50 SolverUnknown, 0 SolverNotchecked, 142030.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 50 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 4164.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=210occurred in iteration=0, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 131.8ms AutomataMinimizationTime, 3 MinimizatonAttempts, 16 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 36 LocationsWithAnnotation, 36 PreInvPairs, 39 NumberOfFragments, 55 HoareAnnotationTreeSize, 36 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 114.3ms HoareSimplificationTime, 36 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 1814.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 101.4ms SsaConstructionTime, 796.4ms SatisfiabilityAnalysisTime, 7017.0ms InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 60 ConstructedInterpolants, 6 QuantifiedInterpolants, 276 SizeOfPredicates, 12 NumberOfNonLiveVariables, 338 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: \result == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) && one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 374]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: y == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-20 06:31:06,820 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-10-20 06:31:06,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_459b7e9e-f7a1-4ad7-94da-dc0e7f342f5e/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request...