./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 e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP --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 0.2.3-dev-e7bb482 [2023-11-06 22:19:34,722 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:19:34,790 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:19:34,795 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:19:34,796 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:19:34,822 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:19:34,823 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:19:34,823 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:19:34,824 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:19:34,825 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:19:34,826 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:19:34,826 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:19:34,827 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:19:34,827 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:19:34,828 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:19:34,829 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:19:34,829 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:19:34,830 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:19:34,830 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:19:34,831 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:19:34,831 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:19:34,832 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:19:34,832 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:19:34,833 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:19:34,833 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:19:34,834 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:19:34,835 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:19:34,835 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:19:34,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:19:34,836 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:19:34,837 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:19:34,837 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:19:34,837 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:19:34,838 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:19:34,838 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:19:34,838 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:19:34,838 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:19:34,839 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:19:34,843 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:19:34,843 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6042de655aca662c674d7f5f3de93740a7aac2c80361af1a3f55c9b3dd14e6f [2023-11-06 22:19:35,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:19:35,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:19:35,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:19:35,139 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:19:35,139 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:19:35,141 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/floats-cbmc-regression/float4.i [2023-11-06 22:19:38,271 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:19:38,668 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:19:38,669 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i [2023-11-06 22:19:38,719 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/data/59121760b/93da6095154d45ab96b5b6af21879b07/FLAGadc693cd6 [2023-11-06 22:19:38,736 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/data/59121760b/93da6095154d45ab96b5b6af21879b07 [2023-11-06 22:19:38,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:19:38,747 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:19:38,749 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:19:38,750 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:19:38,756 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:19:38,759 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:19:38" (1/1) ... [2023-11-06 22:19:38,760 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11cbaeb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:38, skipping insertion in model container [2023-11-06 22:19:38,760 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:19:38" (1/1) ... [2023-11-06 22:19:38,825 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:19:39,407 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:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2225) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1472) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1137) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:278) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2467) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:305) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2467) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:305) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:178) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:662) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:533) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1478) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1423) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:222) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1084) 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:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1499) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2409) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:608) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-06 22:19:39,413 INFO L158 Benchmark]: Toolchain (without parser) took 665.26ms. Allocated memory is still 172.0MB. Free memory was 124.8MB in the beginning and 111.4MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 22:19:39,414 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 69.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:19:39,414 INFO L158 Benchmark]: CACSL2BoogieTranslator took 661.67ms. Allocated memory is still 172.0MB. Free memory was 124.8MB in the beginning and 111.4MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 22:19:39,416 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 69.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 661.67ms. Allocated memory is still 172.0MB. Free memory was 124.8MB in the beginning and 111.4MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. 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:610) 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP --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 0.2.3-dev-e7bb482 [2023-11-06 22:19:41,998 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:19:42,123 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:19:42,134 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:19:42,137 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:19:42,184 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:19:42,185 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:19:42,186 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:19:42,187 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:19:42,192 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:19:42,193 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:19:42,193 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:19:42,194 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:19:42,196 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:19:42,197 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:19:42,197 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:19:42,198 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:19:42,198 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:19:42,198 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:19:42,199 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:19:42,199 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:19:42,200 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:19:42,200 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:19:42,201 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:19:42,201 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:19:42,202 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:19:42,202 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:19:42,203 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:19:42,203 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:19:42,203 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:19:42,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:19:42,205 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:19:42,205 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:19:42,206 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:19:42,206 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:19:42,206 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:19:42,207 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:19:42,207 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:19:42,207 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:19:42,208 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:19:42,208 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:19:42,209 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:19:42,209 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6042de655aca662c674d7f5f3de93740a7aac2c80361af1a3f55c9b3dd14e6f [2023-11-06 22:19:42,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:19:42,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:19:42,699 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:19:42,700 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:19:42,701 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:19:42,703 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/floats-cbmc-regression/float4.i [2023-11-06 22:19:45,907 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:19:46,295 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:19:46,296 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i [2023-11-06 22:19:46,312 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/data/7c2dce0e8/b0ed33a7934f412f9b9f45b757523292/FLAGdc718bd70 [2023-11-06 22:19:46,328 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/data/7c2dce0e8/b0ed33a7934f412f9b9f45b757523292 [2023-11-06 22:19:46,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:19:46,332 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:19:46,334 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:19:46,334 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:19:46,340 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:19:46,340 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:19:46" (1/1) ... [2023-11-06 22:19:46,341 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fb9b37e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:46, skipping insertion in model container [2023-11-06 22:19:46,342 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:19:46" (1/1) ... [2023-11-06 22:19:46,393 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:19:47,148 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41128,41141] [2023-11-06 22:19:47,152 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41169,41182] [2023-11-06 22:19:47,153 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41210,41223] [2023-11-06 22:19:47,154 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41259,41272] [2023-11-06 22:19:47,155 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41306,41319] [2023-11-06 22:19:47,156 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41355,41368] [2023-11-06 22:19:47,157 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41397,41410] [2023-11-06 22:19:47,158 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41438,41451] [2023-11-06 22:19:47,160 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41486,41499] [2023-11-06 22:19:47,161 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41534,41547] [2023-11-06 22:19:47,163 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41585,41598] [2023-11-06 22:19:47,164 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41631,41644] [2023-11-06 22:19:47,165 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41674,41687] [2023-11-06 22:19:47,166 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41725,41738] [2023-11-06 22:19:47,167 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41766,41779] [2023-11-06 22:19:47,169 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41807,41820] [2023-11-06 22:19:47,170 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41853,41866] [2023-11-06 22:19:47,170 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41894,41907] [2023-11-06 22:19:47,172 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41935,41948] [2023-11-06 22:19:47,173 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41982,41995] [2023-11-06 22:19:47,174 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42033,42046] [2023-11-06 22:19:47,175 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42084,42097] [2023-11-06 22:19:47,176 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42132,42145] [2023-11-06 22:19:47,178 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42181,42194] [2023-11-06 22:19:47,181 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42224,42237] [2023-11-06 22:19:47,182 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42267,42280] [2023-11-06 22:19:47,183 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42331,42344] [2023-11-06 22:19:47,184 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42394,42407] [2023-11-06 22:19:47,185 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42434,42447] [2023-11-06 22:19:47,186 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42473,42486] [2023-11-06 22:19:47,187 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42519,42532] [2023-11-06 22:19:47,188 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42566,42579] [2023-11-06 22:19:47,191 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42614,42627] [2023-11-06 22:19:47,193 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42665,42678] [2023-11-06 22:19:47,193 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42709,42722] [2023-11-06 22:19:47,194 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42752,42765] [2023-11-06 22:19:47,199 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42797,42810] [2023-11-06 22:19:47,200 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42839,42852] [2023-11-06 22:19:47,200 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42882,42895] [2023-11-06 22:19:47,201 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42927,42940] [2023-11-06 22:19:47,201 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42973,42986] [2023-11-06 22:19:47,203 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[43018,43031] [2023-11-06 22:19:47,204 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[43061,43074] [2023-11-06 22:19:47,206 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:19:47,225 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:19:47,282 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41128,41141] [2023-11-06 22:19:47,286 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41169,41182] [2023-11-06 22:19:47,288 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41210,41223] [2023-11-06 22:19:47,294 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41259,41272] [2023-11-06 22:19:47,296 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41306,41319] [2023-11-06 22:19:47,297 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41355,41368] [2023-11-06 22:19:47,298 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41397,41410] [2023-11-06 22:19:47,298 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41438,41451] [2023-11-06 22:19:47,299 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41486,41499] [2023-11-06 22:19:47,300 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41534,41547] [2023-11-06 22:19:47,301 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41585,41598] [2023-11-06 22:19:47,301 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41631,41644] [2023-11-06 22:19:47,302 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41674,41687] [2023-11-06 22:19:47,303 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41725,41738] [2023-11-06 22:19:47,304 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41766,41779] [2023-11-06 22:19:47,304 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41807,41820] [2023-11-06 22:19:47,305 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41853,41866] [2023-11-06 22:19:47,306 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41894,41907] [2023-11-06 22:19:47,311 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41935,41948] [2023-11-06 22:19:47,312 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[41982,41995] [2023-11-06 22:19:47,314 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42033,42046] [2023-11-06 22:19:47,317 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42084,42097] [2023-11-06 22:19:47,318 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42132,42145] [2023-11-06 22:19:47,319 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42181,42194] [2023-11-06 22:19:47,320 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42224,42237] [2023-11-06 22:19:47,321 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42267,42280] [2023-11-06 22:19:47,323 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42331,42344] [2023-11-06 22:19:47,324 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42394,42407] [2023-11-06 22:19:47,325 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42434,42447] [2023-11-06 22:19:47,326 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42473,42486] [2023-11-06 22:19:47,328 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42519,42532] [2023-11-06 22:19:47,329 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42566,42579] [2023-11-06 22:19:47,330 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42614,42627] [2023-11-06 22:19:47,334 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42665,42678] [2023-11-06 22:19:47,335 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42709,42722] [2023-11-06 22:19:47,335 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42752,42765] [2023-11-06 22:19:47,336 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42797,42810] [2023-11-06 22:19:47,336 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42839,42852] [2023-11-06 22:19:47,337 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42882,42895] [2023-11-06 22:19:47,337 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42927,42940] [2023-11-06 22:19:47,337 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[42973,42986] [2023-11-06 22:19:47,338 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[43018,43031] [2023-11-06 22:19:47,338 WARN L240 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_074d5156-c1a4-495b-b893-b364ba2e31d5/sv-benchmarks/c/floats-cbmc-regression/float4.i[43061,43074] [2023-11-06 22:19:47,339 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:19:47,458 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:19:47,459 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:47 WrapperNode [2023-11-06 22:19:47,459 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:19:47,460 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:19:47,460 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:19:47,460 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:19:47,468 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:47" (1/1) ... [2023-11-06 22:19:47,494 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:47" (1/1) ... [2023-11-06 22:19:47,526 INFO L138 Inliner]: procedures = 449, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 146 [2023-11-06 22:19:47,526 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:19:47,527 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:19:47,527 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:19:47,527 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:19:47,536 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:47" (1/1) ... [2023-11-06 22:19:47,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:47" (1/1) ... [2023-11-06 22:19:47,544 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:47" (1/1) ... [2023-11-06 22:19:47,544 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:47" (1/1) ... [2023-11-06 22:19:47,567 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:47" (1/1) ... [2023-11-06 22:19:47,570 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:47" (1/1) ... [2023-11-06 22:19:47,574 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:47" (1/1) ... [2023-11-06 22:19:47,576 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:47" (1/1) ... [2023-11-06 22:19:47,581 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:19:47,582 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:19:47,582 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:19:47,582 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:19:47,583 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:47" (1/1) ... [2023-11-06 22:19:47,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:19:47,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:19:47,651 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:19:47,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:19:47,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:19:47,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:19:47,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:19:47,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:19:47,698 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:19:47,698 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:19:47,814 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:19:47,816 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:19:53,322 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:19:53,330 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:19:53,330 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-06 22:19:53,333 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:19:53 BoogieIcfgContainer [2023-11-06 22:19:53,333 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:19:53,336 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:19:53,336 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:19:53,339 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:19:53,339 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:19:46" (1/3) ... [2023-11-06 22:19:53,340 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a618b34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:19:53, skipping insertion in model container [2023-11-06 22:19:53,340 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:19:47" (2/3) ... [2023-11-06 22:19:53,341 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a618b34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:19:53, skipping insertion in model container [2023-11-06 22:19:53,341 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:19:53" (3/3) ... [2023-11-06 22:19:53,342 INFO L112 eAbstractionObserver]: Analyzing ICFG float4.i [2023-11-06 22:19:53,360 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:19:53,361 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 43 error locations. [2023-11-06 22:19:53,414 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:19:53,421 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5fe89ae, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:19:53,421 INFO L358 AbstractCegarLoop]: Starting to check reachability of 43 error locations. [2023-11-06 22:19:53,426 INFO L276 IsEmpty]: Start isEmpty. Operand has 141 states, 94 states have (on average 1.925531914893617) internal successors, (181), 137 states have internal predecessors, (181), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:19:53,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-06 22:19:53,434 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:19:53,434 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:19:53,435 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 40 more)] === [2023-11-06 22:19:53,440 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:19:53,440 INFO L85 PathProgramCache]: Analyzing trace with hash -710974657, now seen corresponding path program 1 times [2023-11-06 22:19:53,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:19:53,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [52970643] [2023-11-06 22:19:53,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:53,454 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:19:53,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:19:53,463 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:19:53,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-06 22:19:53,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:53,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:19:53,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:19:53,587 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-06 22:19:53,587 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:19:53,588 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:19:53,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [52970643] [2023-11-06 22:19:53,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [52970643] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:19:53,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:19:53,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:19:53,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030461386] [2023-11-06 22:19:53,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:19:53,597 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:19:53,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:19:53,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:19:53,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:19:53,641 INFO L87 Difference]: Start difference. First operand has 141 states, 94 states have (on average 1.925531914893617) internal successors, (181), 137 states have internal predecessors, (181), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 22:19:53,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:19:53,692 INFO L93 Difference]: Finished difference Result 219 states and 308 transitions. [2023-11-06 22:19:53,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:19:53,694 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), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 15 [2023-11-06 22:19:53,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:19:53,703 INFO L225 Difference]: With dead ends: 219 [2023-11-06 22:19:53,704 INFO L226 Difference]: Without dead ends: 61 [2023-11-06 22:19:53,710 INFO L412 NwaCegarLoop]: 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 [2023-11-06 22:19:53,718 INFO L413 NwaCegarLoop]: 81 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, 81 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 [2023-11-06 22:19:53,723 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:19:53,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2023-11-06 22:19:53,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2023-11-06 22:19:53,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 45 states have (on average 1.2666666666666666) internal successors, (57), 57 states have internal predecessors, (57), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:19:53,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 61 transitions. [2023-11-06 22:19:53,771 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 61 transitions. Word has length 15 [2023-11-06 22:19:53,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:19:53,771 INFO L495 AbstractCegarLoop]: Abstraction has 61 states and 61 transitions. [2023-11-06 22:19:53,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 22:19:53,772 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 61 transitions. [2023-11-06 22:19:53,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-06 22:19:53,774 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:19:53,774 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:19:53,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-06 22:19:53,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:19:53,983 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 40 more)] === [2023-11-06 22:19:53,984 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:19:53,984 INFO L85 PathProgramCache]: Analyzing trace with hash 1467798991, now seen corresponding path program 1 times [2023-11-06 22:19:53,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:19:53,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [177461347] [2023-11-06 22:19:53,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:53,985 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:19:53,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:19:53,988 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:19:53,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-06 22:19:54,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:54,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-06 22:19:54,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:19:55,174 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-06 22:19:55,174 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:19:55,174 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:19:55,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [177461347] [2023-11-06 22:19:55,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [177461347] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:19:55,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:19:55,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:19:55,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544022352] [2023-11-06 22:19:55,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:19:55,177 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:19:55,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:19:55,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:19:55,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:19:55,178 INFO L87 Difference]: Start difference. First operand 61 states and 61 transitions. Second operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 5 states have internal predecessors, (9), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:19:57,680 WARN L539 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 [] [2023-11-06 22:19:59,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:20:01,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:20:04,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:20:06,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:20:08,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:20:11,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:20:13,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:20:15,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:20:17,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:20:19,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:20:21,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:20:21,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:20:21,774 INFO L93 Difference]: Finished difference Result 61 states and 61 transitions. [2023-11-06 22:20:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:20:21,794 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 5 states have internal predecessors, (9), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 16 [2023-11-06 22:20:21,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:20:21,795 INFO L225 Difference]: With dead ends: 61 [2023-11-06 22:20:21,795 INFO L226 Difference]: Without dead ends: 43 [2023-11-06 22:20:21,805 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:20:21,806 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 68 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 8 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:20:21,807 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 26 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 110 Invalid, 12 Unknown, 0 Unchecked, 26.5s Time] [2023-11-06 22:20:21,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2023-11-06 22:20:21,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2023-11-06 22:20:21,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 36 states have (on average 1.0833333333333333) internal successors, (39), 39 states have internal predecessors, (39), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:20:21,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 43 transitions. [2023-11-06 22:20:21,814 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 43 transitions. Word has length 16 [2023-11-06 22:20:21,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:20:21,815 INFO L495 AbstractCegarLoop]: Abstraction has 43 states and 43 transitions. [2023-11-06 22:20:21,816 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 5 states have internal predecessors, (9), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:20:21,816 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 43 transitions. [2023-11-06 22:20:21,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-06 22:20:21,817 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:20:21,817 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 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] [2023-11-06 22:20:21,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:20:22,027 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:20:22,027 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 40 more)] === [2023-11-06 22:20:22,028 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:20:22,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1274908175, now seen corresponding path program 1 times [2023-11-06 22:20:22,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:20:22,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1698043174] [2023-11-06 22:20:22,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:20:22,029 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:20:22,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:20:22,030 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:20:22,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-06 22:20:24,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:24,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 22:20:24,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:20:33,221 WARN L839 $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 [2023-11-06 22:20:35,227 WARN L861 $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 [2023-11-06 22:20:35,228 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-06 22:20:35,228 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:20:35,229 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:20:35,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1698043174] [2023-11-06 22:20:35,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1698043174] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:20:35,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:20:35,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:20:35,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613483007] [2023-11-06 22:20:35,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:20:35,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:20:35,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:20:35,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:20:35,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=10, Unknown=2, NotChecked=6, Total=30 [2023-11-06 22:20:35,231 INFO L87 Difference]: Start difference. First operand 43 states and 43 transitions. Second operand has 6 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 22:20:37,602 WARN L539 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 [] [2023-11-06 22:20:39,622 WARN L839 $PredicateComparison]: unable to prove that (and (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (fp.eq (fp.mul c_currentRoundingMode |c_ULTIMATE.start_main_~f~0#1| .cse0) .cse0)) (exists ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (and (let ((.cse1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| .cse1) .cse1)) (not (fp.eq (fp.mul roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1| ((_ to_fp 11 53) roundNearestTiesToEven (_ bv1 32))) |ULTIMATE.start_main_~f~0#1|)))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2023-11-06 22:20:41,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:20:43,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:20:46,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:20:46,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:20:46,070 INFO L93 Difference]: Finished difference Result 43 states and 43 transitions. [2023-11-06 22:20:46,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:20:46,090 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2023-11-06 22:20:46,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:20:46,091 INFO L225 Difference]: With dead ends: 43 [2023-11-06 22:20:46,091 INFO L226 Difference]: Without dead ends: 41 [2023-11-06 22:20:46,091 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=14, Invalid=11, Unknown=3, NotChecked=14, Total=42 [2023-11-06 22:20:46,092 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 15 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 2 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 41 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:20:46,093 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 19 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 54 Invalid, 4 Unknown, 41 Unchecked, 8.8s Time] [2023-11-06 22:20:46,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2023-11-06 22:20:46,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2023-11-06 22:20:46,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 35 states have (on average 1.0571428571428572) internal successors, (37), 37 states have internal predecessors, (37), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:20:46,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 41 transitions. [2023-11-06 22:20:46,100 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 41 transitions. Word has length 32 [2023-11-06 22:20:46,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:20:46,101 INFO L495 AbstractCegarLoop]: Abstraction has 41 states and 41 transitions. [2023-11-06 22:20:46,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 22:20:46,101 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 41 transitions. [2023-11-06 22:20:46,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-06 22:20:46,103 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:20:46,103 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 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] [2023-11-06 22:20:46,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-06 22:20:46,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:20:46,311 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 40 more)] === [2023-11-06 22:20:46,312 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:20:46,312 INFO L85 PathProgramCache]: Analyzing trace with hash 867451975, now seen corresponding path program 1 times [2023-11-06 22:20:46,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:20:46,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [390190462] [2023-11-06 22:20:46,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:20:46,313 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:20:46,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:20:46,315 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:20:46,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-06 22:20:46,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:46,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:20:46,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:20:49,681 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-06 22:20:49,681 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:20:49,682 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:20:49,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [390190462] [2023-11-06 22:20:49,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [390190462] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:20:49,682 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:20:49,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:20:49,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723093063] [2023-11-06 22:20:49,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:20:49,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:20:49,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:20:49,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:20:49,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:20:49,684 INFO L87 Difference]: Start difference. First operand 41 states and 41 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 22:20:53,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:20:55,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:20:58,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:21:01,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:21:03,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:21:05,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:21:09,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:21:12,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:21:14,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:21:17,523 WARN L539 Checker$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 [] [2023-11-06 22:21:17,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:21:17,524 INFO L93 Difference]: Finished difference Result 41 states and 41 transitions. [2023-11-06 22:21:17,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:21:17,550 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2023-11-06 22:21:17,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:21:17,551 INFO L225 Difference]: With dead ends: 41 [2023-11-06 22:21:17,551 INFO L226 Difference]: Without dead ends: 37 [2023-11-06 22:21:17,551 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:21:17,553 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 9 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:21:17,553 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 36 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 10 Unknown, 0 Unchecked, 27.8s Time] [2023-11-06 22:21:17,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2023-11-06 22:21:17,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2023-11-06 22:21:17,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 33 states have (on average 1.0) internal successors, (33), 33 states have internal predecessors, (33), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:21:17,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 37 transitions. [2023-11-06 22:21:17,575 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 37 transitions. Word has length 33 [2023-11-06 22:21:17,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:21:17,576 INFO L495 AbstractCegarLoop]: Abstraction has 37 states and 37 transitions. [2023-11-06 22:21:17,576 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 22:21:17,576 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 37 transitions. [2023-11-06 22:21:17,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-06 22:21:17,578 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:21:17,578 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 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, 1] [2023-11-06 22:21:17,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-06 22:21:17,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:21:17,791 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 40 more)] === [2023-11-06 22:21:17,791 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:21:17,792 INFO L85 PathProgramCache]: Analyzing trace with hash 695659055, now seen corresponding path program 1 times [2023-11-06 22:21:17,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:21:17,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1703662599] [2023-11-06 22:21:17,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:21:17,793 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:21:17,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:21:17,795 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:21:17,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-06 22:21:21,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:21:21,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 22:21:21,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:21:32,962 WARN L839 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (and (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|)) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven .cse0 |ULTIMATE.start_main_~f~0#1|) .cse0)))) is different from false [2023-11-06 22:21:34,979 WARN L861 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (and (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|)) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven .cse0 |ULTIMATE.start_main_~f~0#1|) .cse0)))) is different from true [2023-11-06 22:21:34,980 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-06 22:21:34,981 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:21:34,981 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:21:34,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1703662599] [2023-11-06 22:21:34,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1703662599] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:21:34,981 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:21:34,981 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:21:34,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109252954] [2023-11-06 22:21:34,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:21:34,982 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:21:34,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:21:34,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:21:34,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=10, Unknown=2, NotChecked=6, Total=30 [2023-11-06 22:21:34,984 INFO L87 Difference]: Start difference. First operand 37 states and 37 transitions. Second operand has 6 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 22:21:37,803 WARN L539 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 [] [2023-11-06 22:21:39,850 WARN L839 $PredicateComparison]: unable to prove that (and (exists ((|ULTIMATE.start_main_~f~0#1| (_ FloatingPoint 11 53))) (and (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|)) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven .cse0 |ULTIMATE.start_main_~f~0#1|) .cse0)))) (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (fp.eq (fp.mul c_currentRoundingMode .cse1 |c_ULTIMATE.start_main_~f~0#1|) .cse1)) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2023-11-06 22:21:39,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:21:39,859 INFO L93 Difference]: Finished difference Result 37 states and 37 transitions. [2023-11-06 22:21:39,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:21:39,860 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 40 [2023-11-06 22:21:39,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:21:39,860 INFO L225 Difference]: With dead ends: 37 [2023-11-06 22:21:39,860 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 22:21:39,861 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=14, Invalid=11, Unknown=3, NotChecked=14, Total=42 [2023-11-06 22:21:39,862 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 2 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 35 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:21:39,862 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 16 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 54 Invalid, 1 Unknown, 35 Unchecked, 2.8s Time] [2023-11-06 22:21:39,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 22:21:39,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 22:21:39,863 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) [2023-11-06 22:21:39,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 22:21:39,864 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2023-11-06 22:21:39,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:21:39,864 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:21:39,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 22:21:39,865 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:21:39,865 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 22:21:39,868 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (42 of 43 remaining) [2023-11-06 22:21:39,869 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (41 of 43 remaining) [2023-11-06 22:21:39,869 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (40 of 43 remaining) [2023-11-06 22:21:39,869 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (39 of 43 remaining) [2023-11-06 22:21:39,869 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (38 of 43 remaining) [2023-11-06 22:21:39,869 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (37 of 43 remaining) [2023-11-06 22:21:39,870 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (36 of 43 remaining) [2023-11-06 22:21:39,870 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (35 of 43 remaining) [2023-11-06 22:21:39,870 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (34 of 43 remaining) [2023-11-06 22:21:39,871 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (33 of 43 remaining) [2023-11-06 22:21:39,871 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (32 of 43 remaining) [2023-11-06 22:21:39,871 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (31 of 43 remaining) [2023-11-06 22:21:39,871 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (30 of 43 remaining) [2023-11-06 22:21:39,872 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (29 of 43 remaining) [2023-11-06 22:21:39,872 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (28 of 43 remaining) [2023-11-06 22:21:39,872 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (27 of 43 remaining) [2023-11-06 22:21:39,873 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (26 of 43 remaining) [2023-11-06 22:21:39,873 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION (25 of 43 remaining) [2023-11-06 22:21:39,873 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (24 of 43 remaining) [2023-11-06 22:21:39,873 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION (23 of 43 remaining) [2023-11-06 22:21:39,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (22 of 43 remaining) [2023-11-06 22:21:39,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (21 of 43 remaining) [2023-11-06 22:21:39,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION (20 of 43 remaining) [2023-11-06 22:21:39,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (19 of 43 remaining) [2023-11-06 22:21:39,875 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (18 of 43 remaining) [2023-11-06 22:21:39,875 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (17 of 43 remaining) [2023-11-06 22:21:39,875 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION (16 of 43 remaining) [2023-11-06 22:21:39,876 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION (15 of 43 remaining) [2023-11-06 22:21:39,876 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION (14 of 43 remaining) [2023-11-06 22:21:39,876 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION (13 of 43 remaining) [2023-11-06 22:21:39,876 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION (12 of 43 remaining) [2023-11-06 22:21:39,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION (11 of 43 remaining) [2023-11-06 22:21:39,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION (10 of 43 remaining) [2023-11-06 22:21:39,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION (9 of 43 remaining) [2023-11-06 22:21:39,877 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION (8 of 43 remaining) [2023-11-06 22:21:39,878 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION (7 of 43 remaining) [2023-11-06 22:21:39,878 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION (6 of 43 remaining) [2023-11-06 22:21:39,878 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION (5 of 43 remaining) [2023-11-06 22:21:39,879 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION (4 of 43 remaining) [2023-11-06 22:21:39,879 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION (3 of 43 remaining) [2023-11-06 22:21:39,879 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION (2 of 43 remaining) [2023-11-06 22:21:39,879 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION (1 of 43 remaining) [2023-11-06 22:21:39,880 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION (0 of 43 remaining) [2023-11-06 22:21:39,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:21:40,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:21:40,085 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 22:21:40,108 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 1014) no Hoare annotation was computed. [2023-11-06 22:21:40,109 INFO L899 garLoopResultBuilder]: For program point L1026-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,109 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 977) no Hoare annotation was computed. [2023-11-06 22:21:40,110 INFO L899 garLoopResultBuilder]: For program point L977(line 977) no Hoare annotation was computed. [2023-11-06 22:21:40,110 INFO L899 garLoopResultBuilder]: For program point L977-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,110 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 992) no Hoare annotation was computed. [2023-11-06 22:21:40,110 INFO L899 garLoopResultBuilder]: For program point L1027(line 1027) no Hoare annotation was computed. [2023-11-06 22:21:40,110 INFO L899 garLoopResultBuilder]: For program point L1027-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,111 INFO L899 garLoopResultBuilder]: For program point L978(line 978) no Hoare annotation was computed. [2023-11-06 22:21:40,111 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION(line 1027) no Hoare annotation was computed. [2023-11-06 22:21:40,111 INFO L899 garLoopResultBuilder]: For program point L978-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,111 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 1007) no Hoare annotation was computed. [2023-11-06 22:21:40,111 INFO L899 garLoopResultBuilder]: For program point L1028(line 1028) no Hoare annotation was computed. [2023-11-06 22:21:40,111 INFO L899 garLoopResultBuilder]: For program point L995(line 995) no Hoare annotation was computed. [2023-11-06 22:21:40,111 INFO L899 garLoopResultBuilder]: For program point L1028-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,111 INFO L899 garLoopResultBuilder]: For program point L995-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,112 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 991) no Hoare annotation was computed. [2023-11-06 22:21:40,113 INFO L899 garLoopResultBuilder]: For program point L1012(line 1012) no Hoare annotation was computed. [2023-11-06 22:21:40,113 INFO L899 garLoopResultBuilder]: For program point L979(line 979) no Hoare annotation was computed. [2023-11-06 22:21:40,114 INFO L899 garLoopResultBuilder]: For program point L1012-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,114 INFO L899 garLoopResultBuilder]: For program point L979-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,114 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION(line 1026) no Hoare annotation was computed. [2023-11-06 22:21:40,114 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 1006) no Hoare annotation was computed. [2023-11-06 22:21:40,114 INFO L899 garLoopResultBuilder]: For program point L1029(line 1029) no Hoare annotation was computed. [2023-11-06 22:21:40,115 INFO L899 garLoopResultBuilder]: For program point L996(line 996) no Hoare annotation was computed. [2023-11-06 22:21:40,115 INFO L899 garLoopResultBuilder]: For program point L1029-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,115 INFO L899 garLoopResultBuilder]: For program point L996-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,115 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 984) no Hoare annotation was computed. [2023-11-06 22:21:40,115 INFO L899 garLoopResultBuilder]: For program point L1013(line 1013) no Hoare annotation was computed. [2023-11-06 22:21:40,115 INFO L899 garLoopResultBuilder]: For program point L980(line 980) no Hoare annotation was computed. [2023-11-06 22:21:40,116 INFO L899 garLoopResultBuilder]: For program point L1013-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,116 INFO L899 garLoopResultBuilder]: For program point L980-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,116 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 999) no Hoare annotation was computed. [2023-11-06 22:21:40,116 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION(line 1019) no Hoare annotation was computed. [2023-11-06 22:21:40,116 INFO L899 garLoopResultBuilder]: For program point L1030(line 1030) no Hoare annotation was computed. [2023-11-06 22:21:40,117 INFO L899 garLoopResultBuilder]: For program point L997(line 997) no Hoare annotation was computed. [2023-11-06 22:21:40,117 INFO L899 garLoopResultBuilder]: For program point L997-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,117 INFO L899 garLoopResultBuilder]: For program point L1014(line 1014) no Hoare annotation was computed. [2023-11-06 22:21:40,117 INFO L899 garLoopResultBuilder]: For program point L1014-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,117 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION(line 1028) no Hoare annotation was computed. [2023-11-06 22:21:40,118 INFO L899 garLoopResultBuilder]: For program point L998(line 998) no Hoare annotation was computed. [2023-11-06 22:21:40,118 INFO L899 garLoopResultBuilder]: For program point L998-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,118 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 1008) no Hoare annotation was computed. [2023-11-06 22:21:40,118 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 986) no Hoare annotation was computed. [2023-11-06 22:21:40,118 INFO L899 garLoopResultBuilder]: For program point L1015(line 1015) no Hoare annotation was computed. [2023-11-06 22:21:40,119 INFO L899 garLoopResultBuilder]: For program point L1015-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,119 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 1001) no Hoare annotation was computed. [2023-11-06 22:21:40,119 INFO L899 garLoopResultBuilder]: For program point L999(line 999) no Hoare annotation was computed. [2023-11-06 22:21:40,119 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION(line 1023) no Hoare annotation was computed. [2023-11-06 22:21:40,119 INFO L899 garLoopResultBuilder]: For program point L966(lines 966 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,120 INFO L899 garLoopResultBuilder]: For program point L999-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,120 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 22:21:40,120 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 985) no Hoare annotation was computed. [2023-11-06 22:21:40,120 INFO L899 garLoopResultBuilder]: For program point L1016(line 1016) no Hoare annotation was computed. [2023-11-06 22:21:40,120 INFO L899 garLoopResultBuilder]: For program point L983(line 983) no Hoare annotation was computed. [2023-11-06 22:21:40,121 INFO L899 garLoopResultBuilder]: For program point L1016-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,121 INFO L899 garLoopResultBuilder]: For program point L983-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,121 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 1000) no Hoare annotation was computed. [2023-11-06 22:21:40,121 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION(line 1022) no Hoare annotation was computed. [2023-11-06 22:21:40,121 INFO L899 garLoopResultBuilder]: For program point L1000(line 1000) no Hoare annotation was computed. [2023-11-06 22:21:40,122 INFO L899 garLoopResultBuilder]: For program point L1000-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,122 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 1015) no Hoare annotation was computed. [2023-11-06 22:21:40,122 INFO L899 garLoopResultBuilder]: For program point L1017(line 1017) no Hoare annotation was computed. [2023-11-06 22:21:40,122 INFO L899 garLoopResultBuilder]: For program point L984(line 984) no Hoare annotation was computed. [2023-11-06 22:21:40,122 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 978) no Hoare annotation was computed. [2023-11-06 22:21:40,123 INFO L899 garLoopResultBuilder]: For program point L1017-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,123 INFO L899 garLoopResultBuilder]: For program point L984-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,123 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 995) no Hoare annotation was computed. [2023-11-06 22:21:40,123 INFO L899 garLoopResultBuilder]: For program point L1001(line 1001) no Hoare annotation was computed. [2023-11-06 22:21:40,123 INFO L899 garLoopResultBuilder]: For program point L1001-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,124 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 987) no Hoare annotation was computed. [2023-11-06 22:21:40,124 INFO L899 garLoopResultBuilder]: For program point L1018(line 1018) no Hoare annotation was computed. [2023-11-06 22:21:40,124 INFO L899 garLoopResultBuilder]: For program point L985(line 985) no Hoare annotation was computed. [2023-11-06 22:21:40,124 INFO L899 garLoopResultBuilder]: For program point L1018-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,124 INFO L899 garLoopResultBuilder]: For program point L985-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,125 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION(line 1024) no Hoare annotation was computed. [2023-11-06 22:21:40,125 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2023-11-06 22:21:40,125 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 980) no Hoare annotation was computed. [2023-11-06 22:21:40,125 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 22:21:40,125 INFO L899 garLoopResultBuilder]: For program point L1019(line 1019) no Hoare annotation was computed. [2023-11-06 22:21:40,126 INFO L899 garLoopResultBuilder]: For program point L986(line 986) no Hoare annotation was computed. [2023-11-06 22:21:40,126 INFO L899 garLoopResultBuilder]: For program point L1019-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,126 INFO L899 garLoopResultBuilder]: For program point L986-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,126 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 997) no Hoare annotation was computed. [2023-11-06 22:21:40,126 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION(line 1017) no Hoare annotation was computed. [2023-11-06 22:21:40,127 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION(line 1016) no Hoare annotation was computed. [2023-11-06 22:21:40,127 INFO L899 garLoopResultBuilder]: For program point L987(line 987) no Hoare annotation was computed. [2023-11-06 22:21:40,127 INFO L899 garLoopResultBuilder]: For program point L987-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,127 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 979) no Hoare annotation was computed. [2023-11-06 22:21:40,127 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 996) no Hoare annotation was computed. [2023-11-06 22:21:40,127 INFO L899 garLoopResultBuilder]: For program point L1004(line 1004) no Hoare annotation was computed. [2023-11-06 22:21:40,128 INFO L895 garLoopResultBuilder]: At program point L971(line 971) the Hoare annotation is: (= currentRoundingMode roundNearestTiesToEven) [2023-11-06 22:21:40,128 INFO L895 garLoopResultBuilder]: At program point L971-1(line 971) the Hoare annotation is: (and (not (fp.isNaN |ULTIMATE.start_main_~f2~0#1|)) (= currentRoundingMode roundNearestTiesToEven)) [2023-11-06 22:21:40,128 INFO L899 garLoopResultBuilder]: For program point L1004-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,128 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 22:21:40,129 INFO L899 garLoopResultBuilder]: For program point L1005(line 1005) no Hoare annotation was computed. [2023-11-06 22:21:40,129 INFO L899 garLoopResultBuilder]: For program point L972(line 972) no Hoare annotation was computed. [2023-11-06 22:21:40,129 INFO L899 garLoopResultBuilder]: For program point L1005-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,129 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION(line 1029) no Hoare annotation was computed. [2023-11-06 22:21:40,129 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 1009) no Hoare annotation was computed. [2023-11-06 22:21:40,130 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 983) no Hoare annotation was computed. [2023-11-06 22:21:40,130 INFO L899 garLoopResultBuilder]: For program point L1022(line 1022) no Hoare annotation was computed. [2023-11-06 22:21:40,130 INFO L899 garLoopResultBuilder]: For program point L1022-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,130 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 998) no Hoare annotation was computed. [2023-11-06 22:21:40,130 INFO L899 garLoopResultBuilder]: For program point L1006(line 1006) no Hoare annotation was computed. [2023-11-06 22:21:40,131 INFO L899 garLoopResultBuilder]: For program point L1006-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,131 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION(line 1018) no Hoare annotation was computed. [2023-11-06 22:21:40,131 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 22:21:40,131 INFO L899 garLoopResultBuilder]: For program point L1023(line 1023) no Hoare annotation was computed. [2023-11-06 22:21:40,131 INFO L899 garLoopResultBuilder]: For program point L990(line 990) no Hoare annotation was computed. [2023-11-06 22:21:40,132 INFO L899 garLoopResultBuilder]: For program point L1023-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,132 INFO L899 garLoopResultBuilder]: For program point L990-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,132 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2023-11-06 22:21:40,132 INFO L899 garLoopResultBuilder]: For program point L1007(line 1007) no Hoare annotation was computed. [2023-11-06 22:21:40,132 INFO L899 garLoopResultBuilder]: For program point L1007-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,133 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 1013) no Hoare annotation was computed. [2023-11-06 22:21:40,133 INFO L899 garLoopResultBuilder]: For program point L1024(line 1024) no Hoare annotation was computed. [2023-11-06 22:21:40,133 INFO L899 garLoopResultBuilder]: For program point L991(line 991) no Hoare annotation was computed. [2023-11-06 22:21:40,133 INFO L899 garLoopResultBuilder]: For program point L1024-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,133 INFO L899 garLoopResultBuilder]: For program point L991-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,133 INFO L899 garLoopResultBuilder]: For program point L1008(line 1008) no Hoare annotation was computed. [2023-11-06 22:21:40,134 INFO L899 garLoopResultBuilder]: For program point L1008-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,134 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION(line 1030) no Hoare annotation was computed. [2023-11-06 22:21:40,134 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 1012) no Hoare annotation was computed. [2023-11-06 22:21:40,134 INFO L899 garLoopResultBuilder]: For program point L1025(line 1025) no Hoare annotation was computed. [2023-11-06 22:21:40,134 INFO L899 garLoopResultBuilder]: For program point L992(line 992) no Hoare annotation was computed. [2023-11-06 22:21:40,135 INFO L899 garLoopResultBuilder]: For program point L1025-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,135 INFO L899 garLoopResultBuilder]: For program point L992-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,135 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 990) no Hoare annotation was computed. [2023-11-06 22:21:40,135 INFO L899 garLoopResultBuilder]: For program point L1009(line 1009) no Hoare annotation was computed. [2023-11-06 22:21:40,135 INFO L899 garLoopResultBuilder]: For program point L976(line 976) no Hoare annotation was computed. [2023-11-06 22:21:40,136 INFO L899 garLoopResultBuilder]: For program point L976-1(line 976) no Hoare annotation was computed. [2023-11-06 22:21:40,136 INFO L899 garLoopResultBuilder]: For program point L1009-2(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,136 INFO L899 garLoopResultBuilder]: For program point L976-3(lines 967 1031) no Hoare annotation was computed. [2023-11-06 22:21:40,136 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION(line 1025) no Hoare annotation was computed. [2023-11-06 22:21:40,136 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 1005) no Hoare annotation was computed. [2023-11-06 22:21:40,136 INFO L899 garLoopResultBuilder]: For program point L1026(line 1026) no Hoare annotation was computed. [2023-11-06 22:21:40,137 INFO L899 garLoopResultBuilder]: For program point L3-2(lines 2 4) no Hoare annotation was computed. [2023-11-06 22:21:40,137 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2 4) the Hoare annotation is: true [2023-11-06 22:21:40,137 INFO L899 garLoopResultBuilder]: For program point L3(line 3) no Hoare annotation was computed. [2023-11-06 22:21:40,137 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 2 4) no Hoare annotation was computed. [2023-11-06 22:21:40,141 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-06 22:21:40,144 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:21:40,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:21:40 BoogieIcfgContainer [2023-11-06 22:21:40,151 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:21:40,152 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:21:40,152 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:21:40,152 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:21:40,153 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:19:53" (3/4) ... [2023-11-06 22:21:40,155 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:21:40,161 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-06 22:21:40,170 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-11-06 22:21:40,170 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-06 22:21:40,171 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-06 22:21:40,172 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:21:40,249 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:21:40,250 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:21:40,250 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:21:40,251 INFO L158 Benchmark]: Toolchain (without parser) took 113918.48ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 49.6MB in the beginning and 53.4MB in the end (delta: -3.8MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2023-11-06 22:21:40,251 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 75.5MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:21:40,252 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1125.33ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 49.4MB in the beginning and 74.9MB in the end (delta: -25.5MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2023-11-06 22:21:40,252 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.39ms. Allocated memory is still 102.8MB. Free memory was 74.9MB in the beginning and 71.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:21:40,253 INFO L158 Benchmark]: Boogie Preprocessor took 54.16ms. Allocated memory is still 102.8MB. Free memory was 71.7MB in the beginning and 69.6MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:21:40,253 INFO L158 Benchmark]: RCFGBuilder took 5751.51ms. Allocated memory is still 102.8MB. Free memory was 69.6MB in the beginning and 53.4MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 22:21:40,254 INFO L158 Benchmark]: TraceAbstraction took 106815.62ms. Allocated memory is still 102.8MB. Free memory was 52.8MB in the beginning and 58.3MB in the end (delta: -5.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:21:40,254 INFO L158 Benchmark]: Witness Printer took 98.27ms. Allocated memory is still 102.8MB. Free memory was 58.3MB in the beginning and 53.4MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:21:40,256 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 75.5MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1125.33ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 49.4MB in the beginning and 74.9MB in the end (delta: -25.5MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.39ms. Allocated memory is still 102.8MB. Free memory was 74.9MB in the beginning and 71.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.16ms. Allocated memory is still 102.8MB. Free memory was 71.7MB in the beginning and 69.6MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 5751.51ms. Allocated memory is still 102.8MB. Free memory was 69.6MB in the beginning and 53.4MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 106815.62ms. Allocated memory is still 102.8MB. Free memory was 52.8MB in the beginning and 58.3MB in the end (delta: -5.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 98.27ms. Allocated memory is still 102.8MB. Free memory was 58.3MB in the beginning and 53.4MB in the end (delta: 4.9MB). 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]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 977]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 978]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 979]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 980]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 983]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 984]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 985]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 986]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 987]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 990]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 991]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 992]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 995]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 996]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 997]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 998]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 999]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1000]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1001]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1004]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1005]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1006]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1007]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1008]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1009]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1012]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1013]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1014]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1015]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1016]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1017]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1018]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1019]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1022]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1023]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1024]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1025]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1026]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1027]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1028]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1029]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1030]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 141 locations, 43 error locations. Started 1 CEGAR loops. OverallTime: 106.7s, OverallIterations: 5, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 70.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 27 mSolverCounterUnknown, 94 SdHoareTripleChecker+Valid, 65.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 94 mSDsluCounter, 178 SdHoareTripleChecker+Invalid, 65.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 76 IncrementalHoareTripleChecker+Unchecked, 35 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 236 IncrementalHoareTripleChecker+Invalid, 350 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 143 mSDtfsCounter, 236 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 135 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 13.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=141occurred in iteration=0, InterpolantAutomatonStates: 25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 5 PreInvPairs, 6 NumberOfFragments, 11 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 7.4s SatisfiabilityAnalysisTime, 27.4s InterpolantComputationTime, 136 NumberOfCodeBlocks, 136 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 131 ConstructedInterpolants, 2 QuantifiedInterpolants, 772 SizeOfPredicates, 11 NumberOfNonLiveVariables, 206 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 20/20 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! [2023-11-06 22:21:40,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074d5156-c1a4-495b-b893-b364ba2e31d5/bin/uautomizer-verify-WvqO1wxjHP/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