./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i --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_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/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_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/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_ff0110dd-8b75-475d-b372-cc710ef825cc/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 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d ................................................................................................................................................................................. 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_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/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_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/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_ff0110dd-8b75-475d-b372-cc710ef825cc/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 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 05:44:51,382 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 05:44:51,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 05:44:51,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 05:44:51,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 05:44:51,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 05:44:51,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 05:44:51,456 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 05:44:51,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 05:44:51,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 05:44:51,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 05:44:51,467 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 05:44:51,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 05:44:51,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 05:44:51,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 05:44:51,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 05:44:51,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 05:44:51,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 05:44:51,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 05:44:51,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 05:44:51,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 05:44:51,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 05:44:51,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 05:44:51,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 05:44:51,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 05:44:51,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 05:44:51,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 05:44:51,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 05:44:51,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 05:44:51,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 05:44:51,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 05:44:51,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 05:44:51,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 05:44:51,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 05:44:51,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 05:44:51,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 05:44:51,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 05:44:51,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 05:44:51,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 05:44:51,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 05:44:51,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 05:44:51,520 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-20 05:44:51,565 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 05:44:51,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 05:44:51,567 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 05:44:51,567 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 05:44:51,567 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 05:44:51,567 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 05:44:51,567 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-20 05:44:51,574 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 05:44:51,574 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 05:44:51,574 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-20 05:44:51,575 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-20 05:44:51,576 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 05:44:51,576 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-20 05:44:51,576 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-20 05:44:51,576 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-20 05:44:51,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 05:44:51,577 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-20 05:44:51,577 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-20 05:44:51,577 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-20 05:44:51,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 05:44:51,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 05:44:51,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 05:44:51,578 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 05:44:51,578 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 05:44:51,578 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-20 05:44:51,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 05:44:51,579 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 05:44:51,579 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 05:44:51,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 05:44:51,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 05:44:51,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:44:51,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 05:44:51,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 05:44:51,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 05:44:51,583 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-20 05:44:51,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-20 05:44:51,583 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 05:44:51,583 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 05:44:51,583 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 05:44:51,583 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_ff0110dd-8b75-475d-b372-cc710ef825cc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d [2021-10-20 05:44:51,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 05:44:51,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 05:44:51,881 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 05:44:51,882 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 05:44:51,883 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 05:44:51,884 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2021-10-20 05:44:51,966 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/data/495adf96e/e5dc11ed7514476fb0fb6f653104f970/FLAG7aacd6281 [2021-10-20 05:44:52,569 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 05:44:52,570 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2021-10-20 05:44:52,588 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/data/495adf96e/e5dc11ed7514476fb0fb6f653104f970/FLAG7aacd6281 [2021-10-20 05:44:52,801 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/data/495adf96e/e5dc11ed7514476fb0fb6f653104f970 [2021-10-20 05:44:52,803 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 05:44:52,804 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 05:44:52,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 05:44:52,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 05:44:52,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 05:44:52,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:44:52" (1/1) ... [2021-10-20 05:44:52,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ab0c38e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:44:52, skipping insertion in model container [2021-10-20 05:44:52,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:44:52" (1/1) ... [2021-10-20 05:44:52,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 05:44:52,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 05:44:53,481 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1694) 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.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2349) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2349) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1415) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1359) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java: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 05:44:53,492 INFO L168 Benchmark]: Toolchain (without parser) took 685.08 ms. Allocated memory is still 109.1 MB. Free memory was 73.2 MB in the beginning and 81.8 MB in the end (delta: -8.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-20 05:44:53,493 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 75.5 MB. Free memory was 35.0 MB in the beginning and 35.0 MB in the end (delta: 39.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 05:44:53,496 INFO L168 Benchmark]: CACSL2BoogieTranslator took 680.54 ms. Allocated memory is still 109.1 MB. Free memory was 73.0 MB in the beginning and 81.8 MB in the end (delta: -8.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-20 05:44:53,498 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 75.5 MB. Free memory was 35.0 MB in the beginning and 35.0 MB in the end (delta: 39.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 680.54 ms. Allocated memory is still 109.1 MB. Free memory was 73.0 MB in the beginning and 81.8 MB in the end (delta: -8.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-20 05:44:55,733 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 05:44:55,742 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 05:44:55,793 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 05:44:55,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 05:44:55,797 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 05:44:55,800 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 05:44:55,805 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 05:44:55,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 05:44:55,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 05:44:55,818 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 05:44:55,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 05:44:55,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 05:44:55,823 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 05:44:55,825 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 05:44:55,830 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 05:44:55,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 05:44:55,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 05:44:55,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 05:44:55,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 05:44:55,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 05:44:55,849 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 05:44:55,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 05:44:55,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 05:44:55,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 05:44:55,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 05:44:55,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 05:44:55,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 05:44:55,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 05:44:55,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 05:44:55,868 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 05:44:55,869 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 05:44:55,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 05:44:55,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 05:44:55,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 05:44:55,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 05:44:55,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 05:44:55,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 05:44:55,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 05:44:55,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 05:44:55,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 05:44:55,898 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-20 05:44:55,941 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 05:44:55,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 05:44:55,942 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 05:44:55,942 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 05:44:55,942 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 05:44:55,942 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 05:44:55,943 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 05:44:55,943 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 05:44:55,943 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 05:44:55,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 05:44:55,944 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-20 05:44:55,944 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-20 05:44:55,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 05:44:55,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 05:44:55,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 05:44:55,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 05:44:55,945 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 05:44:55,945 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-20 05:44:55,945 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-20 05:44:55,946 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-20 05:44:55,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 05:44:55,946 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 05:44:55,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 05:44:55,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 05:44:55,947 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-20 05:44:55,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 05:44:55,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:44:55,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 05:44:55,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 05:44:55,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 05:44:55,948 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-20 05:44:55,948 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-20 05:44:55,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 05:44:55,948 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 05:44:55,948 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 05:44:55,949 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_ff0110dd-8b75-475d-b372-cc710ef825cc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a05fe72602a07075e0f1ee0a98d5ddb537d1e938bc846ad5ae314bafebdfe0d [2021-10-20 05:44:56,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 05:44:56,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 05:44:56,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 05:44:56,370 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 05:44:56,371 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 05:44:56,373 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2021-10-20 05:44:56,447 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/data/1ce325891/2a27a7c7cd5742b49b3129bf9ef2dc08/FLAG989447938 [2021-10-20 05:44:57,020 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 05:44:57,021 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2021-10-20 05:44:57,039 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/data/1ce325891/2a27a7c7cd5742b49b3129bf9ef2dc08/FLAG989447938 [2021-10-20 05:44:57,307 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/data/1ce325891/2a27a7c7cd5742b49b3129bf9ef2dc08 [2021-10-20 05:44:57,311 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 05:44:57,313 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 05:44:57,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 05:44:57,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 05:44:57,320 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 05:44:57,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:44:57" (1/1) ... [2021-10-20 05:44:57,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66381549 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:44:57, skipping insertion in model container [2021-10-20 05:44:57,323 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:44:57" (1/1) ... [2021-10-20 05:44:57,330 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 05:44:57,399 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 05:44:58,072 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41138,41151] [2021-10-20 05:44:58,075 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41179,41192] [2021-10-20 05:44:58,076 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41229,41242] [2021-10-20 05:44:58,076 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41279,41292] [2021-10-20 05:44:58,077 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41329,41342] [2021-10-20 05:44:58,078 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41381,41394] [2021-10-20 05:44:58,079 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41427,41440] [2021-10-20 05:44:58,080 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41470,41483] [2021-10-20 05:44:58,081 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41521,41534] [2021-10-20 05:44:58,082 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41562,41575] [2021-10-20 05:44:58,082 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41603,41616] [2021-10-20 05:44:58,083 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41649,41662] [2021-10-20 05:44:58,084 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41690,41703] [2021-10-20 05:44:58,085 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41743,41756] [2021-10-20 05:44:58,086 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41794,41807] [2021-10-20 05:44:58,086 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41842,41855] [2021-10-20 05:44:58,087 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41891,41904] [2021-10-20 05:44:58,088 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41934,41947] [2021-10-20 05:44:58,089 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41977,41990] [2021-10-20 05:44:58,090 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42041,42054] [2021-10-20 05:44:58,091 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42104,42117] [2021-10-20 05:44:58,091 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42144,42157] [2021-10-20 05:44:58,092 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42183,42196] [2021-10-20 05:44:58,093 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42229,42242] [2021-10-20 05:44:58,093 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42276,42289] [2021-10-20 05:44:58,094 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42324,42337] [2021-10-20 05:44:58,095 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42375,42388] [2021-10-20 05:44:58,096 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42419,42432] [2021-10-20 05:44:58,096 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42462,42475] [2021-10-20 05:44:58,097 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42507,42520] [2021-10-20 05:44:58,098 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42549,42562] [2021-10-20 05:44:58,098 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42592,42605] [2021-10-20 05:44:58,099 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42637,42650] [2021-10-20 05:44:58,102 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42683,42696] [2021-10-20 05:44:58,103 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42728,42741] [2021-10-20 05:44:58,103 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42771,42784] [2021-10-20 05:44:58,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 05:44:58,116 INFO L203 MainTranslator]: Completed pre-run [2021-10-20 05:44:58,145 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41138,41151] [2021-10-20 05:44:58,146 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41179,41192] [2021-10-20 05:44:58,146 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41229,41242] [2021-10-20 05:44:58,147 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41279,41292] [2021-10-20 05:44:58,148 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41329,41342] [2021-10-20 05:44:58,149 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41381,41394] [2021-10-20 05:44:58,150 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41427,41440] [2021-10-20 05:44:58,150 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41470,41483] [2021-10-20 05:44:58,151 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41521,41534] [2021-10-20 05:44:58,152 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41562,41575] [2021-10-20 05:44:58,153 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41603,41616] [2021-10-20 05:44:58,154 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41649,41662] [2021-10-20 05:44:58,154 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41690,41703] [2021-10-20 05:44:58,155 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41743,41756] [2021-10-20 05:44:58,156 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41794,41807] [2021-10-20 05:44:58,157 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41842,41855] [2021-10-20 05:44:58,158 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41891,41904] [2021-10-20 05:44:58,158 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41934,41947] [2021-10-20 05:44:58,159 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[41977,41990] [2021-10-20 05:44:58,160 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42041,42054] [2021-10-20 05:44:58,161 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42104,42117] [2021-10-20 05:44:58,161 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42144,42157] [2021-10-20 05:44:58,162 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42183,42196] [2021-10-20 05:44:58,163 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42229,42242] [2021-10-20 05:44:58,168 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42276,42289] [2021-10-20 05:44:58,172 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42324,42337] [2021-10-20 05:44:58,173 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42375,42388] [2021-10-20 05:44:58,174 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42419,42432] [2021-10-20 05:44:58,174 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42462,42475] [2021-10-20 05:44:58,175 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42507,42520] [2021-10-20 05:44:58,175 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42549,42562] [2021-10-20 05:44:58,176 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42592,42605] [2021-10-20 05:44:58,177 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42637,42650] [2021-10-20 05:44:58,177 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42683,42696] [2021-10-20 05:44:58,178 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42728,42741] [2021-10-20 05:44:58,178 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_ff0110dd-8b75-475d-b372-cc710ef825cc/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i[42771,42784] [2021-10-20 05:44:58,179 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 05:44:58,349 INFO L208 MainTranslator]: Completed translation [2021-10-20 05:44:58,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:44:58 WrapperNode [2021-10-20 05:44:58,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-20 05:44:58,351 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-20 05:44:58,351 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-20 05:44:58,352 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-20 05:44:58,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:44:58" (1/1) ... [2021-10-20 05:44:58,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:44:58" (1/1) ... [2021-10-20 05:44:58,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-20 05:44:58,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-20 05:44:58,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-20 05:44:58,452 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-20 05:44:58,461 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:44:58" (1/1) ... [2021-10-20 05:44:58,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:44:58" (1/1) ... [2021-10-20 05:44:58,475 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:44:58" (1/1) ... [2021-10-20 05:44:58,477 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:44:58" (1/1) ... [2021-10-20 05:44:58,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:44:58" (1/1) ... [2021-10-20 05:44:58,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:44:58" (1/1) ... [2021-10-20 05:44:58,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:44:58" (1/1) ... [2021-10-20 05:44:58,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-20 05:44:58,518 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-20 05:44:58,518 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-20 05:44:58,518 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-20 05:44:58,519 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:44:58" (1/1) ... [2021-10-20 05:44:58,526 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:44:58,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/z3 [2021-10-20 05:44:58,561 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-20 05:44:58,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-20 05:44:58,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-20 05:44:58,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-20 05:44:58,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-20 05:44:58,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-20 05:45:01,507 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-20 05:45:01,508 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-20 05:45:01,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 05:45:01 BoogieIcfgContainer [2021-10-20 05:45:01,509 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-20 05:45:01,511 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-20 05:45:01,511 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-20 05:45:01,514 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-20 05:45:01,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 05:44:57" (1/3) ... [2021-10-20 05:45:01,515 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33220c7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 05:45:01, skipping insertion in model container [2021-10-20 05:45:01,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:44:58" (2/3) ... [2021-10-20 05:45:01,516 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33220c7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 05:45:01, skipping insertion in model container [2021-10-20 05:45:01,516 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 05:45:01" (3/3) ... [2021-10-20 05:45:01,517 INFO L111 eAbstractionObserver]: Analyzing ICFG float-no-simp2.i [2021-10-20 05:45:01,523 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-20 05:45:01,523 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2021-10-20 05:45:01,574 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-20 05:45:01,580 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 05:45:01,581 INFO L340 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2021-10-20 05:45:01,600 INFO L276 IsEmpty]: Start isEmpty. Operand has 117 states, 80 states have (on average 1.925) internal successors, (154), 116 states have internal predecessors, (154), 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 05:45:01,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-20 05:45:01,606 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:45:01,607 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-20 05:45:01,608 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-10-20 05:45:01,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:45:01,615 INFO L82 PathProgramCache]: Analyzing trace with hash 119383820, now seen corresponding path program 1 times [2021-10-20 05:45:01,629 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-20 05:45:01,630 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [280071567] [2021-10-20 05:45:01,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:45:01,631 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-20 05:45:01,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/mathsat [2021-10-20 05:45:01,633 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-20 05:45:01,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-20 05:45:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:45:01,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-20 05:45:01,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 05:45:01,771 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 05:45:01,771 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 05:45:01,806 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 05:45:01,807 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-20 05:45:01,807 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [280071567] [2021-10-20 05:45:01,808 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [280071567] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-20 05:45:01,809 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-20 05:45:01,809 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-20 05:45:01,811 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017540743] [2021-10-20 05:45:01,817 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-20 05:45:01,818 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-20 05:45:01,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-20 05:45:01,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-20 05:45:01,838 INFO L87 Difference]: Start difference. First operand has 117 states, 80 states have (on average 1.925) internal successors, (154), 116 states have internal predecessors, (154), 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 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 05:45:01,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:45:01,863 INFO L93 Difference]: Finished difference Result 171 states and 244 transitions. [2021-10-20 05:45:01,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-20 05:45:01,864 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 8 [2021-10-20 05:45:01,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:45:01,874 INFO L225 Difference]: With dead ends: 171 [2021-10-20 05:45:01,874 INFO L226 Difference]: Without dead ends: 37 [2021-10-20 05:45:01,878 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 14 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 05:45:01,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-10-20 05:45:01,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-10-20 05:45:01,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 31 states have (on average 1.1612903225806452) internal successors, (36), 36 states have internal predecessors, (36), 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 05:45:01,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 36 transitions. [2021-10-20 05:45:01,916 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 36 transitions. Word has length 8 [2021-10-20 05:45:01,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:45:01,917 INFO L470 AbstractCegarLoop]: Abstraction has 37 states and 36 transitions. [2021-10-20 05:45:01,918 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 05:45:01,918 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 36 transitions. [2021-10-20 05:45:01,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-20 05:45:01,919 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:45:01,919 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-20 05:45:01,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-20 05:45:02,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 [2021-10-20 05:45:02,136 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-10-20 05:45:02,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:45:02,140 INFO L82 PathProgramCache]: Analyzing trace with hash 1182789617, now seen corresponding path program 1 times [2021-10-20 05:45:02,141 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-20 05:45:02,144 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1466623054] [2021-10-20 05:45:02,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:45:02,145 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-20 05:45:02,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/mathsat [2021-10-20 05:45:02,147 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-20 05:45:02,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-20 05:45:03,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:45:03,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-20 05:45:03,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 05:45:03,631 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 05:45:03,632 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 05:45:04,016 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 05:45:04,016 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-20 05:45:04,016 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1466623054] [2021-10-20 05:45:04,017 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1466623054] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-20 05:45:04,017 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-20 05:45:04,017 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2021-10-20 05:45:04,017 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57950586] [2021-10-20 05:45:04,019 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-20 05:45:04,020 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-20 05:45:04,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-20 05:45:04,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-10-20 05:45:04,023 INFO L87 Difference]: Start difference. First operand 37 states and 36 transitions. Second operand has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 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 05:45:09,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:45:09,633 INFO L93 Difference]: Finished difference Result 37 states and 36 transitions. [2021-10-20 05:45:09,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-20 05:45:09,654 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 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 05:45:09,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:45:09,655 INFO L225 Difference]: With dead ends: 37 [2021-10-20 05:45:09,655 INFO L226 Difference]: Without dead ends: 29 [2021-10-20 05:45:09,657 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 995.5ms TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2021-10-20 05:45:09,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-10-20 05:45:09,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-10-20 05:45:09,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 27 states have (on average 1.037037037037037) internal successors, (28), 28 states have internal predecessors, (28), 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 05:45:09,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 28 transitions. [2021-10-20 05:45:09,662 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 28 transitions. Word has length 9 [2021-10-20 05:45:09,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:45:09,663 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 28 transitions. [2021-10-20 05:45:09,663 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 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 05:45:09,664 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 28 transitions. [2021-10-20 05:45:09,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-20 05:45:09,665 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:45:09,665 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-20 05:45:09,695 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-10-20 05:45:09,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 [2021-10-20 05:45:09,880 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-10-20 05:45:09,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:45:09,881 INFO L82 PathProgramCache]: Analyzing trace with hash 896243704, now seen corresponding path program 1 times [2021-10-20 05:45:09,882 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-20 05:45:09,882 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1470152480] [2021-10-20 05:45:09,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:45:09,883 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-20 05:45:09,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/mathsat [2021-10-20 05:45:09,884 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-20 05:45:09,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-20 05:45:11,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:45:11,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-20 05:45:11,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 05:45:19,685 WARN L838 $PredicateComparison]: unable to prove that (exists ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (and (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven ULTIMATE.start_main_~f~0 .cse0) .cse0)) (not (fp.eq (fp.mul roundNearestTiesToEven ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv1 32))) ULTIMATE.start_main_~f~0)))) is different from false [2021-10-20 05:45:21,692 WARN L860 $PredicateComparison]: unable to prove that (exists ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (and (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven ULTIMATE.start_main_~f~0 .cse0) .cse0)) (not (fp.eq (fp.mul roundNearestTiesToEven ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv1 32))) ULTIMATE.start_main_~f~0)))) is different from true [2021-10-20 05:45:21,693 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 05:45:21,693 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 05:45:36,077 WARN L860 $PredicateComparison]: unable to prove that (or (not (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (fp.eq (fp.mul c_currentRoundingMode c_ULTIMATE.start_main_~f~0 .cse0) .cse0))) (fp.eq (fp.mul c_currentRoundingMode c_ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv1 32))) c_ULTIMATE.start_main_~f~0)) is different from true [2021-10-20 05:46:21,608 WARN L838 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (or (not (fp.eq (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)) ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.mul c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv1 32))) ULTIMATE.start_main_~f~0))) is different from false [2021-10-20 05:46:23,618 WARN L860 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (or (not (fp.eq (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)) ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.mul c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv1 32))) ULTIMATE.start_main_~f~0))) is different from true [2021-10-20 05:46:50,464 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 05:46:50,465 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-20 05:46:50,465 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1470152480] [2021-10-20 05:46:50,465 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1470152480] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-20 05:46:50,465 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-20 05:46:50,465 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 8 [2021-10-20 05:46:50,466 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824938631] [2021-10-20 05:46:50,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-20 05:46:50,466 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-20 05:46:50,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-20 05:46:50,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=17, Unknown=7, NotChecked=30, Total=72 [2021-10-20 05:46:50,468 INFO L87 Difference]: Start difference. First operand 29 states and 28 transitions. Second operand has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 8 states have internal predecessors, (40), 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 05:46:53,168 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (or (not (fp.eq (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)) ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.mul c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv1 32))) ULTIMATE.start_main_~f~0))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2021-10-20 05:47:09,498 WARN L207 SmtUtils]: Spent 6.95 s on a formula simplification. DAG size of input: 17 DAG size of output: 9 [2021-10-20 05:47:20,020 WARN L207 SmtUtils]: Spent 8.82 s on a formula simplification. DAG size of input: 15 DAG size of output: 13 [2021-10-20 05:47:22,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:47:22,960 INFO L93 Difference]: Finished difference Result 29 states and 28 transitions. [2021-10-20 05:47:22,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-20 05:47:22,987 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 8 states have internal predecessors, (40), 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 20 [2021-10-20 05:47:22,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:47:22,988 INFO L225 Difference]: With dead ends: 29 [2021-10-20 05:47:22,988 INFO L226 Difference]: Without dead ends: 27 [2021-10-20 05:47:22,988 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 32 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 44161.5ms TimeCoverageRelationStatistics Valid=32, Invalid=30, Unknown=10, NotChecked=60, Total=132 [2021-10-20 05:47:22,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-10-20 05:47:22,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2021-10-20 05:47:22,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 26 states have (on average 1.0) internal successors, (26), 26 states have internal predecessors, (26), 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 05:47:22,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 26 transitions. [2021-10-20 05:47:22,992 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 26 transitions. Word has length 20 [2021-10-20 05:47:22,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:47:22,993 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 26 transitions. [2021-10-20 05:47:22,993 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 8 states have internal predecessors, (40), 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 05:47:22,993 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 26 transitions. [2021-10-20 05:47:22,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-20 05:47:22,994 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:47:22,995 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-20 05:47:23,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-20 05:47:23,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 [2021-10-20 05:47:23,196 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-10-20 05:47:23,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:47:23,196 INFO L82 PathProgramCache]: Analyzing trace with hash 420833136, now seen corresponding path program 1 times [2021-10-20 05:47:23,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-20 05:47:23,197 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [171264230] [2021-10-20 05:47:23,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:47:23,197 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-20 05:47:23,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/mathsat [2021-10-20 05:47:23,198 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-20 05:47:23,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-20 05:47:24,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:47:24,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-20 05:47:24,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 05:47:35,990 WARN L838 $PredicateComparison]: unable to prove that (exists ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (and (not (fp.eq (fp.div roundNearestTiesToEven ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) ULTIMATE.start_main_~f~0)) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven ULTIMATE.start_main_~f~0 .cse0) .cse0)))) is different from false [2021-10-20 05:47:38,006 WARN L860 $PredicateComparison]: unable to prove that (exists ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (and (not (fp.eq (fp.div roundNearestTiesToEven ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) ULTIMATE.start_main_~f~0)) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven ULTIMATE.start_main_~f~0 .cse0) .cse0)))) is different from true [2021-10-20 05:47:38,006 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 05:47:38,006 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 05:47:42,427 WARN L838 $PredicateComparison]: unable to prove that (fp.eq (fp.div c_currentRoundingMode c_ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) c_ULTIMATE.start_main_~f~0) is different from false [2021-10-20 05:48:08,971 WARN L860 $PredicateComparison]: unable to prove that (or (not (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (fp.eq (fp.mul c_currentRoundingMode c_ULTIMATE.start_main_~f~0 .cse0) .cse0))) (fp.eq (fp.div c_currentRoundingMode c_ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) c_ULTIMATE.start_main_~f~0)) is different from true [2021-10-20 05:49:08,166 WARN L838 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (or (not (fp.eq (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)) ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.div c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) ULTIMATE.start_main_~f~0))) is different from false [2021-10-20 05:49:10,189 WARN L860 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (or (not (fp.eq (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)) ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.div c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) ULTIMATE.start_main_~f~0))) is different from true [2021-10-20 05:49:47,675 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 05:49:47,676 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-20 05:49:47,676 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [171264230] [2021-10-20 05:49:47,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [171264230] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-20 05:49:47,676 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-20 05:49:47,676 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 8 [2021-10-20 05:49:47,676 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416286771] [2021-10-20 05:49:47,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-20 05:49:47,677 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-20 05:49:47,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-20 05:49:47,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=12, Unknown=6, NotChecked=36, Total=72 [2021-10-20 05:49:47,678 INFO L87 Difference]: Start difference. First operand 27 states and 26 transitions. Second operand has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 8 states have internal predecessors, (52), 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 05:49:49,722 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (or (not (fp.eq (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)) ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.div c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) ULTIMATE.start_main_~f~0))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2021-10-20 05:49:51,753 WARN L860 $PredicateComparison]: unable to prove that (and (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (or (not (fp.eq (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)) ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.div c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) ULTIMATE.start_main_~f~0))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2021-10-20 05:49:53,807 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (and (fp.eq (fp.add c_currentRoundingMode .cse0 c_ULTIMATE.start_main_~f~0) c_ULTIMATE.start_main_~f~0) (or (not (fp.eq (fp.mul c_currentRoundingMode c_ULTIMATE.start_main_~f~0 .cse0) .cse0)) (fp.eq (fp.div c_currentRoundingMode c_ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) c_ULTIMATE.start_main_~f~0)) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2021-10-20 05:50:08,822 WARN L207 SmtUtils]: Spent 7.20 s on a formula simplification that was a NOOP. DAG size: 13 [2021-10-20 05:50:18,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:50:18,458 INFO L93 Difference]: Finished difference Result 27 states and 26 transitions. [2021-10-20 05:50:18,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-20 05:50:18,484 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 8 states have internal predecessors, (52), 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 26 [2021-10-20 05:50:18,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:50:18,484 INFO L225 Difference]: With dead ends: 27 [2021-10-20 05:50:18,484 INFO L226 Difference]: Without dead ends: 0 [2021-10-20 05:50:18,485 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 6 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 35714.4ms TimeCoverageRelationStatistics Valid=27, Invalid=15, Unknown=12, NotChecked=78, Total=132 [2021-10-20 05:50:18,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-20 05:50:18,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-20 05:50:18,485 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 05:50:18,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-20 05:50:18,485 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-20 05:50:18,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:50:18,485 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-20 05:50:18,486 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 8 states have internal predecessors, (52), 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 05:50:18,486 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-20 05:50:18,486 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-20 05:50:18,490 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,496 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,496 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,496 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,497 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,497 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,497 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,497 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,498 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,498 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,498 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,498 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,499 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,499 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,499 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,500 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,500 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,500 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,500 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,501 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,501 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,501 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,501 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,502 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,502 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,502 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,502 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,503 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,503 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,503 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,504 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,504 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,504 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,504 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,505 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,505 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:18,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-20 05:50:18,722 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 [2021-10-20 05:50:18,724 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-20 05:50:18,727 INFO L857 garLoopResultBuilder]: For program point L2-1(lines 2 4) no Hoare annotation was computed. [2021-10-20 05:50:18,727 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 1023) no Hoare annotation was computed. [2021-10-20 05:50:18,727 INFO L857 garLoopResultBuilder]: For program point L1026-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,727 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 977) no Hoare annotation was computed. [2021-10-20 05:50:18,728 INFO L857 garLoopResultBuilder]: For program point L977(line 977) no Hoare annotation was computed. [2021-10-20 05:50:18,728 INFO L857 garLoopResultBuilder]: For program point L977-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,728 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 999) no Hoare annotation was computed. [2021-10-20 05:50:18,728 INFO L857 garLoopResultBuilder]: For program point L3(line 3) no Hoare annotation was computed. [2021-10-20 05:50:18,728 INFO L857 garLoopResultBuilder]: For program point L1027(line 1027) no Hoare annotation was computed. [2021-10-20 05:50:18,728 INFO L857 garLoopResultBuilder]: For program point L3-2(line 3) no Hoare annotation was computed. [2021-10-20 05:50:18,729 INFO L857 garLoopResultBuilder]: For program point L1027-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,729 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-20 05:50:18,729 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 1016) no Hoare annotation was computed. [2021-10-20 05:50:18,729 INFO L857 garLoopResultBuilder]: For program point L1028(line 1028) no Hoare annotation was computed. [2021-10-20 05:50:18,729 INFO L857 garLoopResultBuilder]: For program point L995(line 995) no Hoare annotation was computed. [2021-10-20 05:50:18,730 INFO L857 garLoopResultBuilder]: For program point L1028-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,730 INFO L857 garLoopResultBuilder]: For program point L995-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,730 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 998) no Hoare annotation was computed. [2021-10-20 05:50:18,730 INFO L857 garLoopResultBuilder]: For program point L1012(line 1012) no Hoare annotation was computed. [2021-10-20 05:50:18,730 INFO L857 garLoopResultBuilder]: For program point L979(line 979) no Hoare annotation was computed. [2021-10-20 05:50:18,731 INFO L857 garLoopResultBuilder]: For program point L1012-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,731 INFO L857 garLoopResultBuilder]: For program point L979-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,731 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 1015) no Hoare annotation was computed. [2021-10-20 05:50:18,731 INFO L857 garLoopResultBuilder]: For program point L1029(line 1029) no Hoare annotation was computed. [2021-10-20 05:50:18,731 INFO L857 garLoopResultBuilder]: For program point L996(line 996) no Hoare annotation was computed. [2021-10-20 05:50:18,732 INFO L857 garLoopResultBuilder]: For program point L1029-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,732 INFO L857 garLoopResultBuilder]: For program point L996-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,732 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 991) no Hoare annotation was computed. [2021-10-20 05:50:18,732 INFO L857 garLoopResultBuilder]: For program point L1013(line 1013) no Hoare annotation was computed. [2021-10-20 05:50:18,732 INFO L857 garLoopResultBuilder]: For program point L1013-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,733 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 1008) no Hoare annotation was computed. [2021-10-20 05:50:18,733 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION(line 1028) no Hoare annotation was computed. [2021-10-20 05:50:18,733 INFO L857 garLoopResultBuilder]: For program point L1030(line 1030) no Hoare annotation was computed. [2021-10-20 05:50:18,733 INFO L857 garLoopResultBuilder]: For program point L997(line 997) no Hoare annotation was computed. [2021-10-20 05:50:18,733 INFO L857 garLoopResultBuilder]: For program point L997-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,733 INFO L857 garLoopResultBuilder]: For program point L1014(line 1014) no Hoare annotation was computed. [2021-10-20 05:50:18,734 INFO L857 garLoopResultBuilder]: For program point L1014-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,734 INFO L857 garLoopResultBuilder]: For program point L998(line 998) no Hoare annotation was computed. [2021-10-20 05:50:18,734 INFO L857 garLoopResultBuilder]: For program point L998-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,734 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 1017) no Hoare annotation was computed. [2021-10-20 05:50:18,734 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 995) no Hoare annotation was computed. [2021-10-20 05:50:18,735 INFO L857 garLoopResultBuilder]: For program point L1015(line 1015) no Hoare annotation was computed. [2021-10-20 05:50:18,735 INFO L857 garLoopResultBuilder]: For program point L1015-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,735 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 1012) no Hoare annotation was computed. [2021-10-20 05:50:18,735 INFO L857 garLoopResultBuilder]: For program point L999(line 999) no Hoare annotation was computed. [2021-10-20 05:50:18,735 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION(line 1030) no Hoare annotation was computed. [2021-10-20 05:50:18,735 INFO L857 garLoopResultBuilder]: For program point L966(lines 966 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,736 INFO L857 garLoopResultBuilder]: For program point L999-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,736 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-20 05:50:18,736 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 992) no Hoare annotation was computed. [2021-10-20 05:50:18,736 INFO L857 garLoopResultBuilder]: For program point L1016(line 1016) no Hoare annotation was computed. [2021-10-20 05:50:18,736 INFO L857 garLoopResultBuilder]: For program point L983(line 983) no Hoare annotation was computed. [2021-10-20 05:50:18,737 INFO L857 garLoopResultBuilder]: For program point L1016-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,737 INFO L857 garLoopResultBuilder]: For program point L983-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,737 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 1009) no Hoare annotation was computed. [2021-10-20 05:50:18,737 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION(line 1029) no Hoare annotation was computed. [2021-10-20 05:50:18,737 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 1024) no Hoare annotation was computed. [2021-10-20 05:50:18,738 INFO L857 garLoopResultBuilder]: For program point L1017(line 1017) no Hoare annotation was computed. [2021-10-20 05:50:18,738 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 979) no Hoare annotation was computed. [2021-10-20 05:50:18,738 INFO L857 garLoopResultBuilder]: For program point L1017-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,738 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2021-10-20 05:50:18,738 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 996) no Hoare annotation was computed. [2021-10-20 05:50:18,738 INFO L857 garLoopResultBuilder]: For program point L1018(line 1018) no Hoare annotation was computed. [2021-10-20 05:50:18,739 INFO L857 garLoopResultBuilder]: For program point L1018-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,739 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 1013) no Hoare annotation was computed. [2021-10-20 05:50:18,739 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 986) no Hoare annotation was computed. [2021-10-20 05:50:18,739 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-20 05:50:18,739 INFO L857 garLoopResultBuilder]: For program point L1019(line 1019) no Hoare annotation was computed. [2021-10-20 05:50:18,740 INFO L857 garLoopResultBuilder]: For program point L986(line 986) no Hoare annotation was computed. [2021-10-20 05:50:18,740 INFO L857 garLoopResultBuilder]: For program point L1019-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,740 INFO L857 garLoopResultBuilder]: For program point L986-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,740 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 1006) no Hoare annotation was computed. [2021-10-20 05:50:18,740 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION(line 1026) no Hoare annotation was computed. [2021-10-20 05:50:18,740 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION(line 1025) no Hoare annotation was computed. [2021-10-20 05:50:18,741 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 983) no Hoare annotation was computed. [2021-10-20 05:50:18,741 INFO L857 garLoopResultBuilder]: For program point L1004(line 1004) no Hoare annotation was computed. [2021-10-20 05:50:18,741 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 1005) no Hoare annotation was computed. [2021-10-20 05:50:18,741 INFO L857 garLoopResultBuilder]: For program point L1004-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,741 INFO L857 garLoopResultBuilder]: For program point L1005(line 1005) no Hoare annotation was computed. [2021-10-20 05:50:18,741 INFO L857 garLoopResultBuilder]: For program point L1005-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,742 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 1018) no Hoare annotation was computed. [2021-10-20 05:50:18,742 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 990) no Hoare annotation was computed. [2021-10-20 05:50:18,742 INFO L857 garLoopResultBuilder]: For program point L1022(line 1022) no Hoare annotation was computed. [2021-10-20 05:50:18,742 INFO L857 garLoopResultBuilder]: For program point L1022-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,742 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 1007) no Hoare annotation was computed. [2021-10-20 05:50:18,743 INFO L857 garLoopResultBuilder]: For program point L1006(line 1006) no Hoare annotation was computed. [2021-10-20 05:50:18,743 INFO L857 garLoopResultBuilder]: For program point L1006-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,743 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION(line 1027) no Hoare annotation was computed. [2021-10-20 05:50:18,743 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-20 05:50:18,743 INFO L857 garLoopResultBuilder]: For program point L1023(line 1023) no Hoare annotation was computed. [2021-10-20 05:50:18,743 INFO L857 garLoopResultBuilder]: For program point L990(line 990) no Hoare annotation was computed. [2021-10-20 05:50:18,744 INFO L857 garLoopResultBuilder]: For program point L1023-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,744 INFO L857 garLoopResultBuilder]: For program point L990-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,744 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2021-10-20 05:50:18,744 INFO L857 garLoopResultBuilder]: For program point L1007(line 1007) no Hoare annotation was computed. [2021-10-20 05:50:18,744 INFO L857 garLoopResultBuilder]: For program point L1007-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,744 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 1022) no Hoare annotation was computed. [2021-10-20 05:50:18,745 INFO L857 garLoopResultBuilder]: For program point L1024(line 1024) no Hoare annotation was computed. [2021-10-20 05:50:18,745 INFO L857 garLoopResultBuilder]: For program point L991(line 991) no Hoare annotation was computed. [2021-10-20 05:50:18,745 INFO L857 garLoopResultBuilder]: For program point L1024-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,745 INFO L857 garLoopResultBuilder]: For program point L991-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,745 INFO L857 garLoopResultBuilder]: For program point L1008(line 1008) no Hoare annotation was computed. [2021-10-20 05:50:18,745 INFO L857 garLoopResultBuilder]: For program point L1008-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,746 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 1019) no Hoare annotation was computed. [2021-10-20 05:50:18,746 INFO L857 garLoopResultBuilder]: For program point L1025(line 1025) no Hoare annotation was computed. [2021-10-20 05:50:18,746 INFO L857 garLoopResultBuilder]: For program point L992(line 992) no Hoare annotation was computed. [2021-10-20 05:50:18,746 INFO L857 garLoopResultBuilder]: For program point L1025-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,746 INFO L857 garLoopResultBuilder]: For program point L992-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,747 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 997) no Hoare annotation was computed. [2021-10-20 05:50:18,747 INFO L857 garLoopResultBuilder]: For program point L1009(line 1009) no Hoare annotation was computed. [2021-10-20 05:50:18,747 INFO L857 garLoopResultBuilder]: For program point L976(line 976) no Hoare annotation was computed. [2021-10-20 05:50:18,747 INFO L857 garLoopResultBuilder]: For program point L976-1(line 976) no Hoare annotation was computed. [2021-10-20 05:50:18,747 INFO L857 garLoopResultBuilder]: For program point L1009-2(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,747 INFO L857 garLoopResultBuilder]: For program point L976-3(lines 967 1031) no Hoare annotation was computed. [2021-10-20 05:50:18,748 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 1014) no Hoare annotation was computed. [2021-10-20 05:50:18,748 INFO L857 garLoopResultBuilder]: For program point L2(lines 2 4) no Hoare annotation was computed. [2021-10-20 05:50:18,748 INFO L857 garLoopResultBuilder]: For program point L1026(line 1026) no Hoare annotation was computed. [2021-10-20 05:50:18,753 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-20 05:50:18,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 05:50:18 BoogieIcfgContainer [2021-10-20 05:50:18,757 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-20 05:50:18,758 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-20 05:50:18,758 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-20 05:50:18,758 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-20 05:50:18,759 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 05:45:01" (3/4) ... [2021-10-20 05:50:18,761 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-20 05:50:18,776 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-20 05:50:18,776 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-20 05:50:18,777 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-20 05:50:18,777 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-20 05:50:18,854 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/witness.graphml [2021-10-20 05:50:18,854 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-20 05:50:18,856 INFO L168 Benchmark]: Toolchain (without parser) took 321541.72 ms. Allocated memory was 77.6 MB in the beginning and 115.3 MB in the end (delta: 37.7 MB). Free memory was 62.3 MB in the beginning and 62.9 MB in the end (delta: -550.0 kB). Peak memory consumption was 36.0 MB. Max. memory is 16.1 GB. [2021-10-20 05:50:18,856 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 77.6 MB. Free memory was 58.8 MB in the beginning and 58.8 MB in the end (delta: 66.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 05:50:18,857 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1034.03 ms. Allocated memory is still 77.6 MB. Free memory was 62.2 MB in the beginning and 45.0 MB in the end (delta: 17.1 MB). Peak memory consumption was 30.7 MB. Max. memory is 16.1 GB. [2021-10-20 05:50:18,857 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.50 ms. Allocated memory is still 77.6 MB. Free memory was 45.0 MB in the beginning and 42.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-20 05:50:18,858 INFO L168 Benchmark]: Boogie Preprocessor took 65.86 ms. Allocated memory is still 77.6 MB. Free memory was 42.1 MB in the beginning and 40.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-20 05:50:18,858 INFO L168 Benchmark]: RCFGBuilder took 2991.42 ms. Allocated memory was 77.6 MB in the beginning and 115.3 MB in the end (delta: 37.7 MB). Free memory was 40.3 MB in the beginning and 90.9 MB in the end (delta: -50.5 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. [2021-10-20 05:50:18,859 INFO L168 Benchmark]: TraceAbstraction took 317246.71 ms. Allocated memory is still 115.3 MB. Free memory was 90.2 MB in the beginning and 68.0 MB in the end (delta: 22.2 MB). Peak memory consumption was 22.7 MB. Max. memory is 16.1 GB. [2021-10-20 05:50:18,859 INFO L168 Benchmark]: Witness Printer took 96.66 ms. Allocated memory is still 115.3 MB. Free memory was 68.0 MB in the beginning and 62.9 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-20 05:50:18,862 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 77.6 MB. Free memory was 58.8 MB in the beginning and 58.8 MB in the end (delta: 66.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1034.03 ms. Allocated memory is still 77.6 MB. Free memory was 62.2 MB in the beginning and 45.0 MB in the end (delta: 17.1 MB). Peak memory consumption was 30.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 99.50 ms. Allocated memory is still 77.6 MB. Free memory was 45.0 MB in the beginning and 42.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 65.86 ms. Allocated memory is still 77.6 MB. Free memory was 42.1 MB in the beginning and 40.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2991.42 ms. Allocated memory was 77.6 MB in the beginning and 115.3 MB in the end (delta: 37.7 MB). Free memory was 40.3 MB in the beginning and 90.9 MB in the end (delta: -50.5 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 317246.71 ms. Allocated memory is still 115.3 MB. Free memory was 90.2 MB in the beginning and 68.0 MB in the end (delta: 22.2 MB). Peak memory consumption was 22.7 MB. Max. memory is 16.1 GB. * Witness Printer took 96.66 ms. Allocated memory is still 115.3 MB. Free memory was 68.0 MB in the beginning and 62.9 MB in the end (delta: 5.1 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: 976]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 977]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 979]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 983]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 986]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 990]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 991]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 992]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 995]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 996]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 997]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 998]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 999]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1004]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1005]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1006]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1007]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1008]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1009]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1012]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1013]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1014]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1015]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1016]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1017]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1018]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1019]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1022]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1023]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1024]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1025]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1026]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1027]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1028]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1029]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1030]: 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, 117 locations, 36 error locations. Started 1 CEGAR loops. OverallTime: 317180.2ms, OverallIterations: 4, TraceHistogramMax: 1, EmptinessCheckTime: 14.4ms, AutomataDifference: 69025.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 3.2ms, InitialAbstractionConstructionTime: 14.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 63 SDtfs, 110 SDslu, 15 SDs, 0 SdLazy, 68 SolverSat, 6 SolverUnsat, 6 SolverUnknown, 0 SolverNotchecked, 18819.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 132 GetRequests, 99 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 10 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 80871.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=117occurred in iteration=0, InterpolantAutomatonStates: 20, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 29.5ms AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 0 LocationsWithAnnotation, 0 PreInvPairs, 0 NumberOfFragments, 0 HoareAnnotationTreeSize, 0 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0ms HoareSimplificationTime, 0 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 31.7ms SsaConstructionTime, 3355.5ms SatisfiabilityAnalysisTime, 243549.4ms InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 118 ConstructedInterpolants, 16 QuantifiedInterpolants, 1274 SizeOfPredicates, 12 NumberOfNonLiveVariables, 143 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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 36 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-20 05:50:18,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0110dd-8b75-475d-b372-cc710ef825cc/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...