./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0 --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d6042de655aca662c674d7f5f3de93740a7aac2c80361af1a3f55c9b3dd14e6f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 14:29:02,375 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 14:29:02,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 14:29:02,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 14:29:02,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 14:29:02,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 14:29:02,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 14:29:02,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 14:29:02,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 14:29:02,455 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 14:29:02,456 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 14:29:02,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 14:29:02,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 14:29:02,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 14:29:02,473 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 14:29:02,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 14:29:02,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 14:29:02,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 14:29:02,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 14:29:02,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 14:29:02,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 14:29:02,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 14:29:02,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 14:29:02,502 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 14:29:02,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 14:29:02,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 14:29:02,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 14:29:02,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 14:29:02,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 14:29:02,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 14:29:02,517 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 14:29:02,518 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 14:29:02,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 14:29:02,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 14:29:02,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 14:29:02,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 14:29:02,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 14:29:02,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 14:29:02,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 14:29:02,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 14:29:02,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 14:29:02,530 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-22 14:29:02,583 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 14:29:02,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 14:29:02,585 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 14:29:02,585 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 14:29:02,587 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 14:29:02,587 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 14:29:02,587 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 14:29:02,588 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 14:29:02,588 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 14:29:02,588 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 14:29:02,589 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 14:29:02,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 14:29:02,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 14:29:02,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 14:29:02,591 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 14:29:02,591 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 14:29:02,591 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 14:29:02,592 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 14:29:02,592 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 14:29:02,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 14:29:02,592 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 14:29:02,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 14:29:02,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 14:29:02,593 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 14:29:02,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 14:29:02,594 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 14:29:02,594 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 14:29:02,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 14:29:02,595 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 14:29:02,595 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 14:29:02,595 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 14:29:02,596 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 14:29:02,596 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6042de655aca662c674d7f5f3de93740a7aac2c80361af1a3f55c9b3dd14e6f [2021-11-22 14:29:02,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 14:29:02,951 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 14:29:02,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 14:29:02,956 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 14:29:02,957 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 14:29:02,959 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/floats-cbmc-regression/float4.i [2021-11-22 14:29:03,049 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/data/b339380c1/52a7b7e20d864bb6901770a78bb35bac/FLAGf47d1d0b0 [2021-11-22 14:29:03,715 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 14:29:03,715 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i [2021-11-22 14:29:03,731 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/data/b339380c1/52a7b7e20d864bb6901770a78bb35bac/FLAGf47d1d0b0 [2021-11-22 14:29:03,978 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/data/b339380c1/52a7b7e20d864bb6901770a78bb35bac [2021-11-22 14:29:03,983 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 14:29:03,985 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 14:29:03,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 14:29:03,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 14:29:03,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 14:29:03,992 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:29:03" (1/1) ... [2021-11-22 14:29:03,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@175ba7ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:29:03, skipping insertion in model container [2021-11-22 14:29:03,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:29:03" (1/1) ... [2021-11-22 14:29:04,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 14:29:04,076 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 14:29:04,798 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:1792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:235) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1434) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1107) 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:2392) 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:2392) 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:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:674) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1441) 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:1385) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1456) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:595) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-22 14:29:04,813 INFO L158 Benchmark]: Toolchain (without parser) took 825.87ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 43.6MB in the beginning and 73.3MB in the end (delta: -29.7MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2021-11-22 14:29:04,814 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 81.8MB. Free memory was 61.7MB in the beginning and 61.6MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 14:29:04,817 INFO L158 Benchmark]: CACSL2BoogieTranslator took 823.04ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 43.5MB in the beginning and 73.3MB in the end (delta: -29.8MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2021-11-22 14:29:04,820 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 81.8MB. Free memory was 61.7MB in the beginning and 61.6MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 823.04ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 43.5MB in the beginning and 73.3MB in the end (delta: -29.8MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0 --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d6042de655aca662c674d7f5f3de93740a7aac2c80361af1a3f55c9b3dd14e6f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 14:29:07,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 14:29:07,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 14:29:07,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 14:29:07,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 14:29:07,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 14:29:07,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 14:29:07,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 14:29:07,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 14:29:07,553 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 14:29:07,555 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 14:29:07,556 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 14:29:07,556 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 14:29:07,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 14:29:07,559 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 14:29:07,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 14:29:07,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 14:29:07,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 14:29:07,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 14:29:07,580 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 14:29:07,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 14:29:07,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 14:29:07,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 14:29:07,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 14:29:07,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 14:29:07,602 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 14:29:07,603 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 14:29:07,605 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 14:29:07,606 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 14:29:07,607 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 14:29:07,608 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 14:29:07,609 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 14:29:07,611 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 14:29:07,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 14:29:07,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 14:29:07,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 14:29:07,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 14:29:07,615 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 14:29:07,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 14:29:07,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 14:29:07,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 14:29:07,619 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-11-22 14:29:07,668 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 14:29:07,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 14:29:07,669 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 14:29:07,670 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 14:29:07,672 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 14:29:07,672 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 14:29:07,672 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 14:29:07,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 14:29:07,673 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 14:29:07,673 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 14:29:07,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 14:29:07,675 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 14:29:07,675 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 14:29:07,675 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 14:29:07,676 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 14:29:07,676 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 14:29:07,676 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 14:29:07,676 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 14:29:07,676 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 14:29:07,677 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 14:29:07,677 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 14:29:07,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 14:29:07,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 14:29:07,678 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 14:29:07,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 14:29:07,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 14:29:07,679 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 14:29:07,679 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 14:29:07,679 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-22 14:29:07,679 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 14:29:07,679 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 14:29:07,680 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 14:29:07,680 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 14:29:07,680 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 14:29:07,680 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 14:29:07,681 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_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6042de655aca662c674d7f5f3de93740a7aac2c80361af1a3f55c9b3dd14e6f [2021-11-22 14:29:08,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 14:29:08,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 14:29:08,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 14:29:08,195 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 14:29:08,196 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 14:29:08,199 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/floats-cbmc-regression/float4.i [2021-11-22 14:29:08,295 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/data/0638ea2bc/7019ff69524d4494b33f8a162c64097f/FLAG4a7f25603 [2021-11-22 14:29:09,046 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 14:29:09,047 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i [2021-11-22 14:29:09,070 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/data/0638ea2bc/7019ff69524d4494b33f8a162c64097f/FLAG4a7f25603 [2021-11-22 14:29:09,303 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/data/0638ea2bc/7019ff69524d4494b33f8a162c64097f [2021-11-22 14:29:09,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 14:29:09,307 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 14:29:09,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 14:29:09,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 14:29:09,315 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 14:29:09,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:29:09" (1/1) ... [2021-11-22 14:29:09,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ede6663 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:29:09, skipping insertion in model container [2021-11-22 14:29:09,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:29:09" (1/1) ... [2021-11-22 14:29:09,328 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 14:29:09,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 14:29:10,264 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41128,41141] [2021-11-22 14:29:10,269 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41169,41182] [2021-11-22 14:29:10,272 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41210,41223] [2021-11-22 14:29:10,274 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41259,41272] [2021-11-22 14:29:10,276 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41306,41319] [2021-11-22 14:29:10,277 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41355,41368] [2021-11-22 14:29:10,281 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41397,41410] [2021-11-22 14:29:10,282 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41438,41451] [2021-11-22 14:29:10,283 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41486,41499] [2021-11-22 14:29:10,285 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41534,41547] [2021-11-22 14:29:10,287 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41585,41598] [2021-11-22 14:29:10,288 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41631,41644] [2021-11-22 14:29:10,291 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41674,41687] [2021-11-22 14:29:10,292 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41725,41738] [2021-11-22 14:29:10,294 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41766,41779] [2021-11-22 14:29:10,296 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41807,41820] [2021-11-22 14:29:10,302 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41853,41866] [2021-11-22 14:29:10,303 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41894,41907] [2021-11-22 14:29:10,305 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41935,41948] [2021-11-22 14:29:10,307 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41982,41995] [2021-11-22 14:29:10,309 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42033,42046] [2021-11-22 14:29:10,310 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42084,42097] [2021-11-22 14:29:10,311 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42132,42145] [2021-11-22 14:29:10,313 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42181,42194] [2021-11-22 14:29:10,314 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42224,42237] [2021-11-22 14:29:10,317 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42267,42280] [2021-11-22 14:29:10,319 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42331,42344] [2021-11-22 14:29:10,320 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42394,42407] [2021-11-22 14:29:10,321 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42434,42447] [2021-11-22 14:29:10,323 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42473,42486] [2021-11-22 14:29:10,324 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42519,42532] [2021-11-22 14:29:10,325 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42566,42579] [2021-11-22 14:29:10,327 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42614,42627] [2021-11-22 14:29:10,329 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42665,42678] [2021-11-22 14:29:10,332 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42709,42722] [2021-11-22 14:29:10,334 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42752,42765] [2021-11-22 14:29:10,340 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42797,42810] [2021-11-22 14:29:10,341 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42839,42852] [2021-11-22 14:29:10,342 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42882,42895] [2021-11-22 14:29:10,343 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42927,42940] [2021-11-22 14:29:10,344 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42973,42986] [2021-11-22 14:29:10,345 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[43018,43031] [2021-11-22 14:29:10,346 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[43061,43074] [2021-11-22 14:29:10,355 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 14:29:10,375 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 14:29:10,431 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41128,41141] [2021-11-22 14:29:10,433 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41169,41182] [2021-11-22 14:29:10,435 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41210,41223] [2021-11-22 14:29:10,436 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41259,41272] [2021-11-22 14:29:10,439 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41306,41319] [2021-11-22 14:29:10,441 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41355,41368] [2021-11-22 14:29:10,442 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41397,41410] [2021-11-22 14:29:10,445 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41438,41451] [2021-11-22 14:29:10,446 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41486,41499] [2021-11-22 14:29:10,451 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41534,41547] [2021-11-22 14:29:10,459 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41585,41598] [2021-11-22 14:29:10,460 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41631,41644] [2021-11-22 14:29:10,461 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41674,41687] [2021-11-22 14:29:10,463 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41725,41738] [2021-11-22 14:29:10,466 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41766,41779] [2021-11-22 14:29:10,467 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41807,41820] [2021-11-22 14:29:10,472 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41853,41866] [2021-11-22 14:29:10,474 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41894,41907] [2021-11-22 14:29:10,474 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41935,41948] [2021-11-22 14:29:10,475 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[41982,41995] [2021-11-22 14:29:10,477 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42033,42046] [2021-11-22 14:29:10,479 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42084,42097] [2021-11-22 14:29:10,480 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42132,42145] [2021-11-22 14:29:10,481 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42181,42194] [2021-11-22 14:29:10,482 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42224,42237] [2021-11-22 14:29:10,484 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42267,42280] [2021-11-22 14:29:10,487 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42331,42344] [2021-11-22 14:29:10,488 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42394,42407] [2021-11-22 14:29:10,489 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42434,42447] [2021-11-22 14:29:10,490 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42473,42486] [2021-11-22 14:29:10,491 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42519,42532] [2021-11-22 14:29:10,493 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42566,42579] [2021-11-22 14:29:10,496 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42614,42627] [2021-11-22 14:29:10,497 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42665,42678] [2021-11-22 14:29:10,499 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42709,42722] [2021-11-22 14:29:10,500 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42752,42765] [2021-11-22 14:29:10,501 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42797,42810] [2021-11-22 14:29:10,503 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42839,42852] [2021-11-22 14:29:10,504 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42882,42895] [2021-11-22 14:29:10,505 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42927,42940] [2021-11-22 14:29:10,506 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[42973,42986] [2021-11-22 14:29:10,507 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[43018,43031] [2021-11-22 14:29:10,508 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/sv-benchmarks/c/floats-cbmc-regression/float4.i[43061,43074] [2021-11-22 14:29:10,512 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 14:29:10,736 INFO L208 MainTranslator]: Completed translation [2021-11-22 14:29:10,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:29:10 WrapperNode [2021-11-22 14:29:10,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 14:29:10,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 14:29:10,739 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 14:29:10,739 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 14:29:10,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:29:10" (1/1) ... [2021-11-22 14:29:10,800 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:29:10" (1/1) ... [2021-11-22 14:29:10,852 INFO L137 Inliner]: procedures = 449, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 152 [2021-11-22 14:29:10,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 14:29:10,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 14:29:10,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 14:29:10,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 14:29:10,866 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:29:10" (1/1) ... [2021-11-22 14:29:10,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:29:10" (1/1) ... [2021-11-22 14:29:10,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:29:10" (1/1) ... [2021-11-22 14:29:10,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:29:10" (1/1) ... [2021-11-22 14:29:10,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:29:10" (1/1) ... [2021-11-22 14:29:10,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:29:10" (1/1) ... [2021-11-22 14:29:10,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:29:10" (1/1) ... [2021-11-22 14:29:10,926 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 14:29:10,927 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 14:29:10,927 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 14:29:10,927 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 14:29:10,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:29:10" (1/1) ... [2021-11-22 14:29:10,942 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 14:29:10,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:29:10,983 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 14:29:11,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 14:29:11,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 14:29:11,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 14:29:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 14:29:11,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 14:29:11,163 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 14:29:11,165 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 14:29:17,356 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 14:29:17,365 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 14:29:17,366 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 14:29:17,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:29:17 BoogieIcfgContainer [2021-11-22 14:29:17,369 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 14:29:17,371 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 14:29:17,371 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 14:29:17,375 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 14:29:17,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:29:09" (1/3) ... [2021-11-22 14:29:17,376 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15fe5cba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:29:17, skipping insertion in model container [2021-11-22 14:29:17,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:29:10" (2/3) ... [2021-11-22 14:29:17,377 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15fe5cba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:29:17, skipping insertion in model container [2021-11-22 14:29:17,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:29:17" (3/3) ... [2021-11-22 14:29:17,379 INFO L111 eAbstractionObserver]: Analyzing ICFG float4.i [2021-11-22 14:29:17,386 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 14:29:17,386 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 43 error locations. [2021-11-22 14:29:17,448 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 14:29:17,457 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=PETRI_NET, 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 [2021-11-22 14:29:17,457 INFO L340 AbstractCegarLoop]: Starting to check reachability of 43 error locations. [2021-11-22 14:29:17,479 INFO L276 IsEmpty]: Start isEmpty. Operand has 138 states, 94 states have (on average 1.9361702127659575) internal successors, (182), 137 states have internal predecessors, (182), 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) [2021-11-22 14:29:17,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-22 14:29:17,486 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 14:29:17,487 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 14:29:17,488 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 40 more)] === [2021-11-22 14:29:17,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:29:17,495 INFO L85 PathProgramCache]: Analyzing trace with hash 119383820, now seen corresponding path program 1 times [2021-11-22 14:29:17,509 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 14:29:17,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [367804909] [2021-11-22 14:29:17,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:29:17,511 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 14:29:17,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 14:29:17,515 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 14:29:17,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-22 14:29:17,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 14:29:17,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 14:29:17,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 14:29:17,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 14:29:17,643 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 14:29:17,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 14:29:17,662 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 14:29:17,662 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [367804909] [2021-11-22 14:29:17,663 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [367804909] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 14:29:17,664 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 14:29:17,664 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-22 14:29:17,666 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777704993] [2021-11-22 14:29:17,667 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 14:29:17,672 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 14:29:17,673 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 14:29:17,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 14:29:17,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 14:29:17,737 INFO L87 Difference]: Start difference. First operand has 138 states, 94 states have (on average 1.9361702127659575) internal successors, (182), 137 states have internal predecessors, (182), 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) [2021-11-22 14:29:17,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 14:29:17,795 INFO L93 Difference]: Finished difference Result 213 states and 300 transitions. [2021-11-22 14:29:17,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 14:29:17,798 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 [2021-11-22 14:29:17,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 14:29:17,809 INFO L225 Difference]: With dead ends: 213 [2021-11-22 14:29:17,809 INFO L226 Difference]: Without dead ends: 58 [2021-11-22 14:29:17,813 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 14:29:17,818 INFO L933 BasicCegarLoop]: 77 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 14:29:17,820 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 14:29:17,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2021-11-22 14:29:17,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2021-11-22 14:29:17,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 45 states have (on average 1.2666666666666666) internal successors, (57), 57 states have internal predecessors, (57), 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) [2021-11-22 14:29:17,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 57 transitions. [2021-11-22 14:29:17,864 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 57 transitions. Word has length 8 [2021-11-22 14:29:17,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 14:29:17,865 INFO L470 AbstractCegarLoop]: Abstraction has 58 states and 57 transitions. [2021-11-22 14:29:17,865 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) [2021-11-22 14:29:17,865 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 57 transitions. [2021-11-22 14:29:17,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-22 14:29:17,866 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 14:29:17,866 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 14:29:17,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-22 14:29:18,082 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 14:29:18,082 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 40 more)] === [2021-11-22 14:29:18,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:29:18,084 INFO L85 PathProgramCache]: Analyzing trace with hash 1182789617, now seen corresponding path program 1 times [2021-11-22 14:29:18,084 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 14:29:18,085 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1572884533] [2021-11-22 14:29:18,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:29:18,085 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 14:29:18,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 14:29:18,086 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 14:29:18,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-22 14:29:19,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 14:29:19,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 14:29:19,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 14:29:19,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 14:29:19,597 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 14:29:20,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 14:29:20,024 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 14:29:20,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1572884533] [2021-11-22 14:29:20,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1572884533] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 14:29:20,025 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 14:29:20,025 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 5] imperfect sequences [] total 11 [2021-11-22 14:29:20,025 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102620197] [2021-11-22 14:29:20,025 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 14:29:20,027 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-22 14:29:20,028 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 14:29:20,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-22 14:29:20,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-11-22 14:29:20,030 INFO L87 Difference]: Start difference. First operand 58 states and 57 transitions. Second operand has 11 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 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) [2021-11-22 14:29:22,661 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-22 14:29:24,757 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-22 14:29:26,852 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-22 14:29:29,134 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-22 14:29:29,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 14:29:29,135 INFO L93 Difference]: Finished difference Result 58 states and 57 transitions. [2021-11-22 14:29:29,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 14:29:29,157 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 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 [2021-11-22 14:29:29,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 14:29:29,158 INFO L225 Difference]: With dead ends: 58 [2021-11-22 14:29:29,158 INFO L226 Difference]: Without dead ends: 40 [2021-11-22 14:29:29,159 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2021-11-22 14:29:29,160 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 186 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 12 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2021-11-22 14:29:29,161 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [186 Valid, 22 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 41 Invalid, 4 Unknown, 0 Unchecked, 8.8s Time] [2021-11-22 14:29:29,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2021-11-22 14:29:29,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2021-11-22 14:29:29,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 36 states have (on average 1.0833333333333333) internal successors, (39), 39 states have internal predecessors, (39), 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) [2021-11-22 14:29:29,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 39 transitions. [2021-11-22 14:29:29,168 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 39 transitions. Word has length 9 [2021-11-22 14:29:29,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 14:29:29,169 INFO L470 AbstractCegarLoop]: Abstraction has 40 states and 39 transitions. [2021-11-22 14:29:29,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 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) [2021-11-22 14:29:29,169 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 39 transitions. [2021-11-22 14:29:29,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 14:29:29,171 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 14:29:29,171 INFO L514 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] [2021-11-22 14:29:29,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-11-22 14:29:29,381 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 14:29:29,382 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 40 more)] === [2021-11-22 14:29:29,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:29:29,383 INFO L85 PathProgramCache]: Analyzing trace with hash -1233350863, now seen corresponding path program 1 times [2021-11-22 14:29:29,384 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 14:29:29,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1612319059] [2021-11-22 14:29:29,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:29:29,391 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 14:29:29,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 14:29:29,397 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 14:29:29,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-22 14:29:31,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 14:29:31,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 14:29:31,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 14:29:40,691 WARN L838 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (and (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| .cse0) .cse0)) (not (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) roundNearestTiesToEven (_ bv1 32))) |ULTIMATE.start_main_~f~0#1|)))) is different from false [2021-11-22 14:29:42,699 WARN L860 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (and (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| .cse0) .cse0)) (not (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) roundNearestTiesToEven (_ bv1 32))) |ULTIMATE.start_main_~f~0#1|)))) is different from true [2021-11-22 14:29:42,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 14:29:42,700 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 14:29:57,043 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#1| .cse0) .cse0))) (fp.eq (fp.mul c_currentRoundingMode |c_ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) c_currentRoundingMode (_ bv1 32))) |c_ULTIMATE.start_main_~f~0#1|)) is different from true [2021-11-22 14:31:02,760 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (or (not (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (fp.eq (fp.mul c_currentRoundingMode |ULTIMATE.start_main_~f~0#1| .cse0) .cse0))) (fp.eq (fp.mul c_currentRoundingMode |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) c_currentRoundingMode (_ bv1 32))) |ULTIMATE.start_main_~f~0#1|))) is different from false [2021-11-22 14:31:04,770 WARN L860 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (or (not (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (fp.eq (fp.mul c_currentRoundingMode |ULTIMATE.start_main_~f~0#1| .cse0) .cse0))) (fp.eq (fp.mul c_currentRoundingMode |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) c_currentRoundingMode (_ bv1 32))) |ULTIMATE.start_main_~f~0#1|))) is different from true [2021-11-22 14:31:37,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 14:31:37,346 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 14:31:37,347 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1612319059] [2021-11-22 14:31:37,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1612319059] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 14:31:37,347 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 14:31:37,347 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 8 [2021-11-22 14:31:37,347 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522954348] [2021-11-22 14:31:37,348 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 14:31:37,348 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-22 14:31:37,349 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 14:31:37,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-22 14:31:37,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=17, Unknown=7, NotChecked=30, Total=72 [2021-11-22 14:31:37,350 INFO L87 Difference]: Start difference. First operand 40 states and 39 transitions. Second operand has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 8 states have internal predecessors, (50), 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) [2021-11-22 14:31:40,152 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (or (not (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (fp.eq (fp.mul c_currentRoundingMode |ULTIMATE.start_main_~f~0#1| .cse0) .cse0))) (fp.eq (fp.mul c_currentRoundingMode |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) c_currentRoundingMode (_ bv1 32))) |ULTIMATE.start_main_~f~0#1|))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2021-11-22 14:31:54,408 WARN L227 SmtUtils]: Spent 8.98s on a formula simplification that was a NOOP. DAG size: 17 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-22 14:32:07,288 WARN L227 SmtUtils]: Spent 5.94s on a formula simplification. DAG size of input: 15 DAG size of output: 13 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-22 14:32:12,611 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-22 14:32:12,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 14:32:12,611 INFO L93 Difference]: Finished difference Result 40 states and 39 transitions. [2021-11-22 14:32:12,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 14:32:12,640 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 8 states have internal predecessors, (50), 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 25 [2021-11-22 14:32:12,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 14:32:12,641 INFO L225 Difference]: With dead ends: 40 [2021-11-22 14:32:12,641 INFO L226 Difference]: Without dead ends: 34 [2021-11-22 14:32:12,642 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 41.0s TimeCoverageRelationStatistics Valid=32, Invalid=30, Unknown=10, NotChecked=60, Total=132 [2021-11-22 14:32:12,643 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 49 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 67 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2021-11-22 14:32:12,644 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [49 Valid, 5 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 35 Invalid, 1 Unknown, 67 Unchecked, 11.6s Time] [2021-11-22 14:32:12,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2021-11-22 14:32:12,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2021-11-22 14:32:12,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 33 states have (on average 1.0) internal successors, (33), 33 states have internal predecessors, (33), 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) [2021-11-22 14:32:12,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 33 transitions. [2021-11-22 14:32:12,650 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 33 transitions. Word has length 25 [2021-11-22 14:32:12,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 14:32:12,651 INFO L470 AbstractCegarLoop]: Abstraction has 34 states and 33 transitions. [2021-11-22 14:32:12,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 8 states have internal predecessors, (50), 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) [2021-11-22 14:32:12,651 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 33 transitions. [2021-11-22 14:32:12,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-22 14:32:12,653 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 14:32:12,653 INFO L514 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, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 14:32:12,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-11-22 14:32:12,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 14:32:12,866 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 40 more)] === [2021-11-22 14:32:12,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:32:12,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1785896657, now seen corresponding path program 1 times [2021-11-22 14:32:12,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 14:32:12,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [478759812] [2021-11-22 14:32:12,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:32:12,868 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 14:32:12,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 14:32:12,870 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 14:32:12,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-22 14:32:16,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 14:32:17,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 14:32:17,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 14:32:28,986 WARN L838 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (and (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| .cse0) .cse0)) (not (fp.eq (fp.div roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) |ULTIMATE.start_main_~f~0#1|)))) is different from false [2021-11-22 14:32:31,005 WARN L860 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (and (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| .cse0) .cse0)) (not (fp.eq (fp.div roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) |ULTIMATE.start_main_~f~0#1|)))) is different from true [2021-11-22 14:32:31,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 14:32:31,006 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 14:32:35,168 WARN L838 $PredicateComparison]: unable to prove that (fp.eq (fp.div c_currentRoundingMode |c_ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) c_currentRoundingMode 1.0)) |c_ULTIMATE.start_main_~f~0#1|) is different from false [2021-11-22 14:33:08,637 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#1| .cse0) .cse0))) (fp.eq (fp.div c_currentRoundingMode |c_ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) c_currentRoundingMode 1.0)) |c_ULTIMATE.start_main_~f~0#1|)) is different from true [2021-11-22 14:34:39,993 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (or (not (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (fp.eq (fp.mul c_currentRoundingMode |ULTIMATE.start_main_~f~0#1| .cse0) .cse0))) (fp.eq (fp.div c_currentRoundingMode |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) c_currentRoundingMode 1.0)) |ULTIMATE.start_main_~f~0#1|))) is different from false [2021-11-22 14:34:42,018 WARN L860 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (or (not (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (fp.eq (fp.mul c_currentRoundingMode |ULTIMATE.start_main_~f~0#1| .cse0) .cse0))) (fp.eq (fp.div c_currentRoundingMode |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) c_currentRoundingMode 1.0)) |ULTIMATE.start_main_~f~0#1|))) is different from true [2021-11-22 14:35:27,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 14:35:27,562 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 14:35:27,562 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [478759812] [2021-11-22 14:35:27,562 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [478759812] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 14:35:27,562 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 14:35:27,562 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 8 [2021-11-22 14:35:27,563 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868584937] [2021-11-22 14:35:27,563 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 14:35:27,563 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-22 14:35:27,563 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 14:35:27,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-22 14:35:27,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=12, Unknown=6, NotChecked=36, Total=72 [2021-11-22 14:35:27,564 INFO L87 Difference]: Start difference. First operand 34 states and 33 transitions. Second operand has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 8 states have internal predecessors, (66), 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) [2021-11-22 14:35:29,596 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (or (not (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (fp.eq (fp.mul c_currentRoundingMode |ULTIMATE.start_main_~f~0#1| .cse0) .cse0))) (fp.eq (fp.div c_currentRoundingMode |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) c_currentRoundingMode 1.0)) |ULTIMATE.start_main_~f~0#1|))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2021-11-22 14:35:32,360 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (and (or (not (fp.eq (fp.mul c_currentRoundingMode |c_ULTIMATE.start_main_~f~0#1| .cse0) .cse0)) (fp.eq (fp.div c_currentRoundingMode |c_ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) c_currentRoundingMode 1.0)) |c_ULTIMATE.start_main_~f~0#1|)) (fp.eq (fp.add c_currentRoundingMode |c_ULTIMATE.start_main_~f~0#1| .cse0) |c_ULTIMATE.start_main_~f~0#1|) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2021-11-22 14:35:46,059 WARN L227 SmtUtils]: Spent 5.88s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-22 14:35:48,128 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-22 14:35:50,234 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-22 14:35:51,573 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-22 14:35:53,689 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-22 14:35:55,785 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-22 14:35:57,620 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-22 14:35:59,713 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-22 14:36:01,804 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-22 14:36:03,894 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-11-22 14:36:03,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 14:36:03,894 INFO L93 Difference]: Finished difference Result 34 states and 33 transitions. [2021-11-22 14:36:03,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 14:36:03,922 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 8 states have internal predecessors, (66), 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 33 [2021-11-22 14:36:03,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 14:36:03,923 INFO L225 Difference]: With dead ends: 34 [2021-11-22 14:36:03,923 INFO L226 Difference]: Without dead ends: 0 [2021-11-22 14:36:03,924 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 6 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 34.0s TimeCoverageRelationStatistics Valid=27, Invalid=16, Unknown=11, NotChecked=78, Total=132 [2021-11-22 14:36:03,925 INFO L933 BasicCegarLoop]: 1 mSDtfsCounter, 4 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 1 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 30 IncrementalHoareTripleChecker+Unchecked, 17.8s IncrementalHoareTripleChecker+Time [2021-11-22 14:36:03,926 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 1 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 7 Unknown, 30 Unchecked, 17.8s Time] [2021-11-22 14:36:03,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-22 14:36:03,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-22 14:36:03,928 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) [2021-11-22 14:36:03,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-22 14:36:03,928 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 33 [2021-11-22 14:36:03,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 14:36:03,928 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-22 14:36:03,929 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 8 states have internal predecessors, (66), 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) [2021-11-22 14:36:03,929 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-22 14:36:03,929 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-22 14:36:03,932 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (42 of 43 remaining) [2021-11-22 14:36:03,933 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (41 of 43 remaining) [2021-11-22 14:36:03,934 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (40 of 43 remaining) [2021-11-22 14:36:03,934 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (39 of 43 remaining) [2021-11-22 14:36:03,934 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (38 of 43 remaining) [2021-11-22 14:36:03,934 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (37 of 43 remaining) [2021-11-22 14:36:03,935 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (36 of 43 remaining) [2021-11-22 14:36:03,935 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (35 of 43 remaining) [2021-11-22 14:36:03,935 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (34 of 43 remaining) [2021-11-22 14:36:03,935 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (33 of 43 remaining) [2021-11-22 14:36:03,936 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (32 of 43 remaining) [2021-11-22 14:36:03,936 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (31 of 43 remaining) [2021-11-22 14:36:03,936 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (30 of 43 remaining) [2021-11-22 14:36:03,936 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (29 of 43 remaining) [2021-11-22 14:36:03,937 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (28 of 43 remaining) [2021-11-22 14:36:03,938 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (27 of 43 remaining) [2021-11-22 14:36:03,938 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (26 of 43 remaining) [2021-11-22 14:36:03,939 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION (25 of 43 remaining) [2021-11-22 14:36:03,939 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (24 of 43 remaining) [2021-11-22 14:36:03,939 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION (23 of 43 remaining) [2021-11-22 14:36:03,940 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (22 of 43 remaining) [2021-11-22 14:36:03,940 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (21 of 43 remaining) [2021-11-22 14:36:03,940 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION (20 of 43 remaining) [2021-11-22 14:36:03,941 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (19 of 43 remaining) [2021-11-22 14:36:03,941 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (18 of 43 remaining) [2021-11-22 14:36:03,941 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (17 of 43 remaining) [2021-11-22 14:36:03,942 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION (16 of 43 remaining) [2021-11-22 14:36:03,942 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION (15 of 43 remaining) [2021-11-22 14:36:03,942 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION (14 of 43 remaining) [2021-11-22 14:36:03,943 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION (13 of 43 remaining) [2021-11-22 14:36:03,943 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION (12 of 43 remaining) [2021-11-22 14:36:03,943 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION (11 of 43 remaining) [2021-11-22 14:36:03,944 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION (10 of 43 remaining) [2021-11-22 14:36:03,944 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION (9 of 43 remaining) [2021-11-22 14:36:03,944 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION (8 of 43 remaining) [2021-11-22 14:36:03,945 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION (7 of 43 remaining) [2021-11-22 14:36:03,945 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION (6 of 43 remaining) [2021-11-22 14:36:03,946 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION (5 of 43 remaining) [2021-11-22 14:36:03,946 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION (4 of 43 remaining) [2021-11-22 14:36:03,946 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION (3 of 43 remaining) [2021-11-22 14:36:03,946 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION (2 of 43 remaining) [2021-11-22 14:36:03,947 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION (1 of 43 remaining) [2021-11-22 14:36:03,947 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION (0 of 43 remaining) [2021-11-22 14:36:03,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-11-22 14:36:04,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 14:36:04,155 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-22 14:36:04,159 INFO L858 garLoopResultBuilder]: For program point L2-1(lines 2 4) no Hoare annotation was computed. [2021-11-22 14:36:04,159 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 1014) no Hoare annotation was computed. [2021-11-22 14:36:04,159 INFO L858 garLoopResultBuilder]: For program point L1026-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,160 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 977) no Hoare annotation was computed. [2021-11-22 14:36:04,160 INFO L858 garLoopResultBuilder]: For program point L977(line 977) no Hoare annotation was computed. [2021-11-22 14:36:04,160 INFO L858 garLoopResultBuilder]: For program point L977-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,160 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 992) no Hoare annotation was computed. [2021-11-22 14:36:04,161 INFO L858 garLoopResultBuilder]: For program point L3(line 3) no Hoare annotation was computed. [2021-11-22 14:36:04,161 INFO L858 garLoopResultBuilder]: For program point L1027(line 1027) no Hoare annotation was computed. [2021-11-22 14:36:04,161 INFO L858 garLoopResultBuilder]: For program point L3-2(line 3) no Hoare annotation was computed. [2021-11-22 14:36:04,161 INFO L858 garLoopResultBuilder]: For program point L1027-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,162 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-22 14:36:04,162 INFO L858 garLoopResultBuilder]: For program point L978(line 978) no Hoare annotation was computed. [2021-11-22 14:36:04,162 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION(line 1027) no Hoare annotation was computed. [2021-11-22 14:36:04,162 INFO L858 garLoopResultBuilder]: For program point L978-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,163 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 1007) no Hoare annotation was computed. [2021-11-22 14:36:04,163 INFO L858 garLoopResultBuilder]: For program point L1028(line 1028) no Hoare annotation was computed. [2021-11-22 14:36:04,163 INFO L858 garLoopResultBuilder]: For program point L995(line 995) no Hoare annotation was computed. [2021-11-22 14:36:04,163 INFO L858 garLoopResultBuilder]: For program point L1028-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,163 INFO L858 garLoopResultBuilder]: For program point L995-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,164 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 991) no Hoare annotation was computed. [2021-11-22 14:36:04,164 INFO L858 garLoopResultBuilder]: For program point L1012(line 1012) no Hoare annotation was computed. [2021-11-22 14:36:04,164 INFO L858 garLoopResultBuilder]: For program point L979(line 979) no Hoare annotation was computed. [2021-11-22 14:36:04,164 INFO L858 garLoopResultBuilder]: For program point L1012-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,164 INFO L858 garLoopResultBuilder]: For program point L979-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,164 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION(line 1026) no Hoare annotation was computed. [2021-11-22 14:36:04,165 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 1006) no Hoare annotation was computed. [2021-11-22 14:36:04,165 INFO L858 garLoopResultBuilder]: For program point L1029(line 1029) no Hoare annotation was computed. [2021-11-22 14:36:04,165 INFO L858 garLoopResultBuilder]: For program point L996(line 996) no Hoare annotation was computed. [2021-11-22 14:36:04,165 INFO L858 garLoopResultBuilder]: For program point L1029-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,165 INFO L858 garLoopResultBuilder]: For program point L996-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,165 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 984) no Hoare annotation was computed. [2021-11-22 14:36:04,166 INFO L858 garLoopResultBuilder]: For program point L1013(line 1013) no Hoare annotation was computed. [2021-11-22 14:36:04,166 INFO L858 garLoopResultBuilder]: For program point L980(line 980) no Hoare annotation was computed. [2021-11-22 14:36:04,166 INFO L858 garLoopResultBuilder]: For program point L1013-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,166 INFO L858 garLoopResultBuilder]: For program point L980-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,166 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 999) no Hoare annotation was computed. [2021-11-22 14:36:04,166 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION(line 1019) no Hoare annotation was computed. [2021-11-22 14:36:04,167 INFO L858 garLoopResultBuilder]: For program point L1030(line 1030) no Hoare annotation was computed. [2021-11-22 14:36:04,167 INFO L858 garLoopResultBuilder]: For program point L997(line 997) no Hoare annotation was computed. [2021-11-22 14:36:04,167 INFO L858 garLoopResultBuilder]: For program point L997-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,167 INFO L858 garLoopResultBuilder]: For program point L1014(line 1014) no Hoare annotation was computed. [2021-11-22 14:36:04,168 INFO L858 garLoopResultBuilder]: For program point L1014-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,168 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION(line 1028) no Hoare annotation was computed. [2021-11-22 14:36:04,168 INFO L858 garLoopResultBuilder]: For program point L998(line 998) no Hoare annotation was computed. [2021-11-22 14:36:04,168 INFO L858 garLoopResultBuilder]: For program point L998-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,168 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 1008) no Hoare annotation was computed. [2021-11-22 14:36:04,169 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 986) no Hoare annotation was computed. [2021-11-22 14:36:04,169 INFO L858 garLoopResultBuilder]: For program point L1015(line 1015) no Hoare annotation was computed. [2021-11-22 14:36:04,169 INFO L858 garLoopResultBuilder]: For program point L1015-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,169 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 1001) no Hoare annotation was computed. [2021-11-22 14:36:04,170 INFO L858 garLoopResultBuilder]: For program point L999(line 999) no Hoare annotation was computed. [2021-11-22 14:36:04,170 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION(line 1023) no Hoare annotation was computed. [2021-11-22 14:36:04,170 INFO L858 garLoopResultBuilder]: For program point L966(lines 966 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,170 INFO L858 garLoopResultBuilder]: For program point L999-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,170 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-22 14:36:04,171 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 985) no Hoare annotation was computed. [2021-11-22 14:36:04,171 INFO L858 garLoopResultBuilder]: For program point L1016(line 1016) no Hoare annotation was computed. [2021-11-22 14:36:04,171 INFO L858 garLoopResultBuilder]: For program point L983(line 983) no Hoare annotation was computed. [2021-11-22 14:36:04,171 INFO L858 garLoopResultBuilder]: For program point L1016-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,172 INFO L858 garLoopResultBuilder]: For program point L983-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,172 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 1000) no Hoare annotation was computed. [2021-11-22 14:36:04,172 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION(line 1022) no Hoare annotation was computed. [2021-11-22 14:36:04,172 INFO L858 garLoopResultBuilder]: For program point L1000(line 1000) no Hoare annotation was computed. [2021-11-22 14:36:04,172 INFO L858 garLoopResultBuilder]: For program point L1000-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,173 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 1015) no Hoare annotation was computed. [2021-11-22 14:36:04,173 INFO L858 garLoopResultBuilder]: For program point L1017(line 1017) no Hoare annotation was computed. [2021-11-22 14:36:04,173 INFO L858 garLoopResultBuilder]: For program point L984(line 984) no Hoare annotation was computed. [2021-11-22 14:36:04,173 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 978) no Hoare annotation was computed. [2021-11-22 14:36:04,174 INFO L858 garLoopResultBuilder]: For program point L1017-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,174 INFO L858 garLoopResultBuilder]: For program point L984-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,174 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 995) no Hoare annotation was computed. [2021-11-22 14:36:04,174 INFO L858 garLoopResultBuilder]: For program point L1001(line 1001) no Hoare annotation was computed. [2021-11-22 14:36:04,174 INFO L858 garLoopResultBuilder]: For program point L1001-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,175 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 987) no Hoare annotation was computed. [2021-11-22 14:36:04,175 INFO L858 garLoopResultBuilder]: For program point L1018(line 1018) no Hoare annotation was computed. [2021-11-22 14:36:04,175 INFO L858 garLoopResultBuilder]: For program point L985(line 985) no Hoare annotation was computed. [2021-11-22 14:36:04,175 INFO L858 garLoopResultBuilder]: For program point L1018-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,176 INFO L858 garLoopResultBuilder]: For program point L985-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,176 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION(line 1024) no Hoare annotation was computed. [2021-11-22 14:36:04,176 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2021-11-22 14:36:04,176 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 980) no Hoare annotation was computed. [2021-11-22 14:36:04,177 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-22 14:36:04,177 INFO L858 garLoopResultBuilder]: For program point L1019(line 1019) no Hoare annotation was computed. [2021-11-22 14:36:04,177 INFO L858 garLoopResultBuilder]: For program point L986(line 986) no Hoare annotation was computed. [2021-11-22 14:36:04,177 INFO L858 garLoopResultBuilder]: For program point L1019-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,177 INFO L858 garLoopResultBuilder]: For program point L986-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,178 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 997) no Hoare annotation was computed. [2021-11-22 14:36:04,178 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION(line 1017) no Hoare annotation was computed. [2021-11-22 14:36:04,178 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION(line 1016) no Hoare annotation was computed. [2021-11-22 14:36:04,178 INFO L858 garLoopResultBuilder]: For program point L987(line 987) no Hoare annotation was computed. [2021-11-22 14:36:04,179 INFO L858 garLoopResultBuilder]: For program point L987-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,179 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 979) no Hoare annotation was computed. [2021-11-22 14:36:04,179 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 996) no Hoare annotation was computed. [2021-11-22 14:36:04,179 INFO L858 garLoopResultBuilder]: For program point L1004(line 1004) no Hoare annotation was computed. [2021-11-22 14:36:04,180 INFO L858 garLoopResultBuilder]: For program point L1004-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,180 INFO L858 garLoopResultBuilder]: For program point L1005(line 1005) no Hoare annotation was computed. [2021-11-22 14:36:04,180 INFO L858 garLoopResultBuilder]: For program point L1005-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,180 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION(line 1029) no Hoare annotation was computed. [2021-11-22 14:36:04,180 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 1009) no Hoare annotation was computed. [2021-11-22 14:36:04,181 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 983) no Hoare annotation was computed. [2021-11-22 14:36:04,181 INFO L858 garLoopResultBuilder]: For program point L1022(line 1022) no Hoare annotation was computed. [2021-11-22 14:36:04,181 INFO L858 garLoopResultBuilder]: For program point L1022-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,181 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 998) no Hoare annotation was computed. [2021-11-22 14:36:04,181 INFO L858 garLoopResultBuilder]: For program point L1006(line 1006) no Hoare annotation was computed. [2021-11-22 14:36:04,182 INFO L858 garLoopResultBuilder]: For program point L1006-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,182 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION(line 1018) no Hoare annotation was computed. [2021-11-22 14:36:04,182 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-22 14:36:04,182 INFO L858 garLoopResultBuilder]: For program point L1023(line 1023) no Hoare annotation was computed. [2021-11-22 14:36:04,182 INFO L858 garLoopResultBuilder]: For program point L990(line 990) no Hoare annotation was computed. [2021-11-22 14:36:04,183 INFO L858 garLoopResultBuilder]: For program point L1023-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,183 INFO L858 garLoopResultBuilder]: For program point L990-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,183 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2021-11-22 14:36:04,183 INFO L858 garLoopResultBuilder]: For program point L1007(line 1007) no Hoare annotation was computed. [2021-11-22 14:36:04,184 INFO L858 garLoopResultBuilder]: For program point L1007-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,184 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 1013) no Hoare annotation was computed. [2021-11-22 14:36:04,184 INFO L858 garLoopResultBuilder]: For program point L1024(line 1024) no Hoare annotation was computed. [2021-11-22 14:36:04,184 INFO L858 garLoopResultBuilder]: For program point L991(line 991) no Hoare annotation was computed. [2021-11-22 14:36:04,185 INFO L858 garLoopResultBuilder]: For program point L1024-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,185 INFO L858 garLoopResultBuilder]: For program point L991-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,185 INFO L858 garLoopResultBuilder]: For program point L1008(line 1008) no Hoare annotation was computed. [2021-11-22 14:36:04,185 INFO L858 garLoopResultBuilder]: For program point L1008-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,185 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION(line 1030) no Hoare annotation was computed. [2021-11-22 14:36:04,186 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 1012) no Hoare annotation was computed. [2021-11-22 14:36:04,186 INFO L858 garLoopResultBuilder]: For program point L1025(line 1025) no Hoare annotation was computed. [2021-11-22 14:36:04,186 INFO L858 garLoopResultBuilder]: For program point L992(line 992) no Hoare annotation was computed. [2021-11-22 14:36:04,186 INFO L858 garLoopResultBuilder]: For program point L1025-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,187 INFO L858 garLoopResultBuilder]: For program point L992-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,187 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 990) no Hoare annotation was computed. [2021-11-22 14:36:04,187 INFO L858 garLoopResultBuilder]: For program point L1009(line 1009) no Hoare annotation was computed. [2021-11-22 14:36:04,187 INFO L858 garLoopResultBuilder]: For program point L976(line 976) no Hoare annotation was computed. [2021-11-22 14:36:04,187 INFO L858 garLoopResultBuilder]: For program point L976-1(line 976) no Hoare annotation was computed. [2021-11-22 14:36:04,188 INFO L858 garLoopResultBuilder]: For program point L1009-2(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,188 INFO L858 garLoopResultBuilder]: For program point L976-3(lines 967 1031) no Hoare annotation was computed. [2021-11-22 14:36:04,188 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION(line 1025) no Hoare annotation was computed. [2021-11-22 14:36:04,188 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 1005) no Hoare annotation was computed. [2021-11-22 14:36:04,189 INFO L858 garLoopResultBuilder]: For program point L2(lines 2 4) no Hoare annotation was computed. [2021-11-22 14:36:04,189 INFO L858 garLoopResultBuilder]: For program point L1026(line 1026) no Hoare annotation was computed. [2021-11-22 14:36:04,193 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-22 14:36:04,196 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-22 14:36:04,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 02:36:04 BoogieIcfgContainer [2021-11-22 14:36:04,202 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 14:36:04,203 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 14:36:04,203 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 14:36:04,203 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 14:36:04,204 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:29:17" (3/4) ... [2021-11-22 14:36:04,208 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-22 14:36:04,229 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-22 14:36:04,230 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-22 14:36:04,230 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-22 14:36:04,231 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 14:36:04,302 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/witness.graphml [2021-11-22 14:36:04,302 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 14:36:04,303 INFO L158 Benchmark]: Toolchain (without parser) took 414996.39ms. Allocated memory was 56.6MB in the beginning and 83.9MB in the end (delta: 27.3MB). Free memory was 32.4MB in the beginning and 32.1MB in the end (delta: 241.3kB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2021-11-22 14:36:04,304 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 56.6MB. Free memory was 37.3MB in the beginning and 37.3MB in the end (delta: 43.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 14:36:04,304 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1426.97ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 32.3MB in the beginning and 44.3MB in the end (delta: -12.0MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2021-11-22 14:36:04,305 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.68ms. Allocated memory is still 69.2MB. Free memory was 44.3MB in the beginning and 41.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 14:36:04,305 INFO L158 Benchmark]: Boogie Preprocessor took 70.30ms. Allocated memory is still 69.2MB. Free memory was 41.2MB in the beginning and 39.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 14:36:04,306 INFO L158 Benchmark]: RCFGBuilder took 6442.35ms. Allocated memory is still 69.2MB. Free memory was 39.2MB in the beginning and 42.2MB in the end (delta: -3.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-22 14:36:04,307 INFO L158 Benchmark]: TraceAbstraction took 406831.37ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 41.6MB in the beginning and 37.5MB in the end (delta: 4.1MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2021-11-22 14:36:04,307 INFO L158 Benchmark]: Witness Printer took 99.53ms. Allocated memory is still 83.9MB. Free memory was 37.5MB in the beginning and 32.1MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 14:36:04,310 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 56.6MB. Free memory was 37.3MB in the beginning and 37.3MB in the end (delta: 43.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1426.97ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 32.3MB in the beginning and 44.3MB in the end (delta: -12.0MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.68ms. Allocated memory is still 69.2MB. Free memory was 44.3MB in the beginning and 41.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.30ms. Allocated memory is still 69.2MB. Free memory was 41.2MB in the beginning and 39.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 6442.35ms. Allocated memory is still 69.2MB. Free memory was 39.2MB in the beginning and 42.2MB in the end (delta: -3.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 406831.37ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 41.6MB in the beginning and 37.5MB in the end (delta: 4.1MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * Witness Printer took 99.53ms. Allocated memory is still 83.9MB. Free memory was 37.5MB in the beginning and 32.1MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s 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: 978]: 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: 980]: 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: 984]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 985]: 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: 987]: 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: 1000]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1001]: 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, 138 locations, 43 error locations. Started 1 CEGAR loops. OverallTime: 406.7s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 80.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 12 mSolverCounterUnknown, 239 SdHoareTripleChecker+Valid, 38.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 239 mSDsluCounter, 105 SdHoareTripleChecker+Invalid, 37.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 97 IncrementalHoareTripleChecker+Unchecked, 19 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 79 IncrementalHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 86 mSDtfsCounter, 79 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 154 GetRequests, 121 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 10 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 75.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=138occurred in iteration=0, InterpolantAutomatonStates: 20, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 0 LocationsWithAnnotation, 0 PreInvPairs, 0 NumberOfFragments, 0 HoareAnnotationTreeSize, 0 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 0 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 7.4s SatisfiabilityAnalysisTime, 317.2s InterpolantComputationTime, 75 NumberOfCodeBlocks, 75 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 142 ConstructedInterpolants, 18 QuantifiedInterpolants, 1676 SizeOfPredicates, 13 NumberOfNonLiveVariables, 131 ConjunctsInSsa, 18 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 43 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-11-22 14:36:04,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622abf8e-a3e6-4072-80bd-b6e017159bb2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE