./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0883.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0883.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 06b4b1323d8f9b464c0feec2390cbe4b016fc9fcf8f855908ee9b31b1449e1d6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 16:27:50,914 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 16:27:50,975 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 16:27:50,979 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 16:27:50,980 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 16:27:51,002 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 16:27:51,003 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 16:27:51,003 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 16:27:51,004 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 16:27:51,004 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 16:27:51,005 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 16:27:51,005 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 16:27:51,006 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 16:27:51,006 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 16:27:51,007 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 16:27:51,007 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 16:27:51,008 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 16:27:51,008 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 16:27:51,009 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 16:27:51,010 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 16:27:51,010 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 16:27:51,012 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 16:27:51,013 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 16:27:51,013 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 16:27:51,014 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 16:27:51,014 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 16:27:51,015 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 16:27:51,015 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 16:27:51,016 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 16:27:51,016 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 16:27:51,016 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 16:27:51,017 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 16:27:51,017 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 16:27:51,017 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 16:27:51,017 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 16:27:51,017 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 16:27:51,018 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 16:27:51,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:27:51,018 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 16:27:51,018 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 16:27:51,018 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 16:27:51,019 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 16:27:51,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 16:27:51,019 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 16:27:51,019 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 16:27:51,020 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 16:27:51,020 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 16:27:51,020 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06b4b1323d8f9b464c0feec2390cbe4b016fc9fcf8f855908ee9b31b1449e1d6 [2023-12-02 16:27:51,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 16:27:51,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 16:27:51,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 16:27:51,230 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 16:27:51,230 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 16:27:51,232 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/float-newlib/double_req_bl_0883.c [2023-12-02 16:27:54,005 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 16:27:54,206 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 16:27:54,207 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/sv-benchmarks/c/float-newlib/double_req_bl_0883.c [2023-12-02 16:27:54,218 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/data/f064340e2/2aefa24113e94f0bb1b8c15f8e820871/FLAGff1f4fcf5 [2023-12-02 16:27:54,232 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/data/f064340e2/2aefa24113e94f0bb1b8c15f8e820871 [2023-12-02 16:27:54,235 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 16:27:54,236 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 16:27:54,238 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 16:27:54,238 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 16:27:54,243 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 16:27:54,244 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:27:54" (1/1) ... [2023-12-02 16:27:54,245 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6afa9163 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:27:54, skipping insertion in model container [2023-12-02 16:27:54,245 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:27:54" (1/1) ... [2023-12-02 16:27:54,289 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:27:54,483 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:599) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:2212) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$62(StandardFunctionHandler.java:435) 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:1486) 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.FunctionHandler.handleReturnStatement(FunctionHandler.java:567) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2096) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:195) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1702) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) 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.visit(CHandler.java:1679) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) 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:386) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) 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:3421) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2441) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) 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) [2023-12-02 16:27:54,489 INFO L158 Benchmark]: Toolchain (without parser) took 251.42ms. Allocated memory is still 159.4MB. Free memory was 110.4MB in the beginning and 98.2MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 16:27:54,490 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 111.1MB. Free memory is still 65.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:27:54,491 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.16ms. Allocated memory is still 159.4MB. Free memory was 110.4MB in the beginning and 98.2MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 16:27:54,492 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 111.1MB. Free memory is still 65.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.16ms. Allocated memory is still 159.4MB. Free memory was 110.4MB in the beginning and 98.2MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:599) 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_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0883.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 06b4b1323d8f9b464c0feec2390cbe4b016fc9fcf8f855908ee9b31b1449e1d6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 16:27:56,241 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 16:27:56,322 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 16:27:56,328 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 16:27:56,329 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 16:27:56,357 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 16:27:56,358 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 16:27:56,358 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 16:27:56,359 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 16:27:56,360 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 16:27:56,360 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 16:27:56,361 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 16:27:56,361 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 16:27:56,362 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 16:27:56,362 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 16:27:56,363 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 16:27:56,364 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 16:27:56,364 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 16:27:56,365 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 16:27:56,365 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 16:27:56,366 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 16:27:56,366 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 16:27:56,367 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 16:27:56,367 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 16:27:56,368 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 16:27:56,368 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 16:27:56,369 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 16:27:56,369 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 16:27:56,369 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 16:27:56,370 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 16:27:56,370 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 16:27:56,371 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 16:27:56,371 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 16:27:56,371 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 16:27:56,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:27:56,372 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 16:27:56,372 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 16:27:56,372 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 16:27:56,373 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 16:27:56,373 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 16:27:56,373 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 16:27:56,373 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 16:27:56,374 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 16:27:56,374 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 16:27:56,374 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06b4b1323d8f9b464c0feec2390cbe4b016fc9fcf8f855908ee9b31b1449e1d6 [2023-12-02 16:27:56,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 16:27:56,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 16:27:56,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 16:27:56,663 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 16:27:56,663 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 16:27:56,664 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/float-newlib/double_req_bl_0883.c [2023-12-02 16:27:59,460 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 16:27:59,685 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 16:27:59,685 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/sv-benchmarks/c/float-newlib/double_req_bl_0883.c [2023-12-02 16:27:59,695 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/data/646d32843/9948f855332347e0a5a05aa2c314a980/FLAG48158e5be [2023-12-02 16:27:59,707 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/data/646d32843/9948f855332347e0a5a05aa2c314a980 [2023-12-02 16:27:59,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 16:27:59,710 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 16:27:59,711 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 16:27:59,712 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 16:27:59,717 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 16:27:59,718 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:27:59" (1/1) ... [2023-12-02 16:27:59,719 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b82977c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:27:59, skipping insertion in model container [2023-12-02 16:27:59,719 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:27:59" (1/1) ... [2023-12-02 16:27:59,767 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:28:00,035 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_51c3e337-2079-48e1-b474-ae2762392ed2/sv-benchmarks/c/float-newlib/double_req_bl_0883.c[14409,14422] [2023-12-02 16:28:00,040 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:28:00,055 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 16:28:00,154 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_51c3e337-2079-48e1-b474-ae2762392ed2/sv-benchmarks/c/float-newlib/double_req_bl_0883.c[14409,14422] [2023-12-02 16:28:00,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:28:00,176 INFO L206 MainTranslator]: Completed translation [2023-12-02 16:28:00,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:28:00 WrapperNode [2023-12-02 16:28:00,176 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 16:28:00,178 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 16:28:00,178 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 16:28:00,178 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 16:28:00,192 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:28:00" (1/1) ... [2023-12-02 16:28:00,216 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:28:00" (1/1) ... [2023-12-02 16:28:00,262 INFO L138 Inliner]: procedures = 25, calls = 164, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 784 [2023-12-02 16:28:00,262 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 16:28:00,263 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 16:28:00,263 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 16:28:00,263 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 16:28:00,273 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:28:00" (1/1) ... [2023-12-02 16:28:00,273 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:28:00" (1/1) ... [2023-12-02 16:28:00,284 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:28:00" (1/1) ... [2023-12-02 16:28:00,285 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:28:00" (1/1) ... [2023-12-02 16:28:00,313 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:28:00" (1/1) ... [2023-12-02 16:28:00,324 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:28:00" (1/1) ... [2023-12-02 16:28:00,329 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:28:00" (1/1) ... [2023-12-02 16:28:00,334 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:28:00" (1/1) ... [2023-12-02 16:28:00,341 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 16:28:00,342 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 16:28:00,342 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 16:28:00,342 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 16:28:00,343 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:28:00" (1/1) ... [2023-12-02 16:28:00,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:28:00,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:28:00,371 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 16:28:00,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 16:28:00,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 16:28:00,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-12-02 16:28:00,406 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2023-12-02 16:28:00,406 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2023-12-02 16:28:00,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-12-02 16:28:00,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 16:28:00,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 16:28:00,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-12-02 16:28:00,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 16:28:00,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 16:28:00,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 16:28:00,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 16:28:00,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 16:28:00,544 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 16:28:00,546 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 16:29:07,882 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 16:29:07,918 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 16:29:07,919 INFO L309 CfgBuilder]: Removed 60 assume(true) statements. [2023-12-02 16:29:07,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:29:07 BoogieIcfgContainer [2023-12-02 16:29:07,919 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 16:29:07,921 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 16:29:07,921 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 16:29:07,925 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 16:29:07,925 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:27:59" (1/3) ... [2023-12-02 16:29:07,926 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@230f439c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:29:07, skipping insertion in model container [2023-12-02 16:29:07,926 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:28:00" (2/3) ... [2023-12-02 16:29:07,926 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@230f439c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:29:07, skipping insertion in model container [2023-12-02 16:29:07,926 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:29:07" (3/3) ... [2023-12-02 16:29:07,928 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0883.c [2023-12-02 16:29:07,945 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 16:29:07,945 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 16:29:07,991 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 16:29:07,998 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@5ff32228, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 16:29:07,998 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 16:29:08,003 INFO L276 IsEmpty]: Start isEmpty. Operand has 190 states, 184 states have (on average 1.7391304347826086) internal successors, (320), 185 states have internal predecessors, (320), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-12-02 16:29:08,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 16:29:08,010 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:29:08,010 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:29:08,011 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:29:08,016 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:29:08,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1120596540, now seen corresponding path program 1 times [2023-12-02 16:29:08,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:29:08,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [906073508] [2023-12-02 16:29:08,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:29:08,030 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 [2023-12-02 16:29:08,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:29:08,031 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:29:08,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:29:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:29:08,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 16:29:08,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:29:08,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 16:29:08,356 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:29:08,356 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:29:08,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [906073508] [2023-12-02 16:29:08,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [906073508] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:29:08,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:29:08,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 16:29:08,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598468007] [2023-12-02 16:29:08,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:29:08,361 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 16:29:08,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:29:08,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 16:29:08,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 16:29:08,390 INFO L87 Difference]: Start difference. First operand has 190 states, 184 states have (on average 1.7391304347826086) internal successors, (320), 185 states have internal predecessors, (320), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 16:29:09,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:29:09,040 INFO L93 Difference]: Finished difference Result 378 states and 652 transitions. [2023-12-02 16:29:09,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 16:29:09,043 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2023-12-02 16:29:09,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:29:09,052 INFO L225 Difference]: With dead ends: 378 [2023-12-02 16:29:09,052 INFO L226 Difference]: Without dead ends: 187 [2023-12-02 16:29:09,057 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 16:29:09,061 INFO L413 NwaCegarLoop]: 259 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-12-02 16:29:09,062 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 259 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-12-02 16:29:09,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2023-12-02 16:29:09,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2023-12-02 16:29:09,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 182 states have (on average 1.401098901098901) internal successors, (255), 182 states have internal predecessors, (255), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-12-02 16:29:09,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 261 transitions. [2023-12-02 16:29:09,120 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 261 transitions. Word has length 11 [2023-12-02 16:29:09,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:29:09,121 INFO L495 AbstractCegarLoop]: Abstraction has 187 states and 261 transitions. [2023-12-02 16:29:09,121 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 16:29:09,121 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 261 transitions. [2023-12-02 16:29:09,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 16:29:09,122 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:29:09,122 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:29:09,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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)] Forceful destruction successful, exit code 0 [2023-12-02 16:29:09,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:29:09,323 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:29:09,324 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:29:09,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1922811915, now seen corresponding path program 1 times [2023-12-02 16:29:09,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:29:09,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [808988550] [2023-12-02 16:29:09,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:29:09,324 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 [2023-12-02 16:29:09,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:29:09,325 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:29:09,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:29:09,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:29:09,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 16:29:09,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:29:11,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 16:29:11,565 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:29:11,565 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:29:11,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [808988550] [2023-12-02 16:29:11,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [808988550] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:29:11,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:29:11,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 16:29:11,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206227151] [2023-12-02 16:29:11,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:29:11,567 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 16:29:11,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:29:11,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 16:29:11,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:29:11,569 INFO L87 Difference]: Start difference. First operand 187 states and 261 transitions. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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) [2023-12-02 16:29:15,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:29:19,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:29:22,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:29:28,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:29:30,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:29:33,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:29:33,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:29:33,655 INFO L93 Difference]: Finished difference Result 198 states and 274 transitions. [2023-12-02 16:29:33,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 16:29:33,656 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2023-12-02 16:29:33,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:29:33,658 INFO L225 Difference]: With dead ends: 198 [2023-12-02 16:29:33,658 INFO L226 Difference]: Without dead ends: 187 [2023-12-02 16:29:33,659 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=17, Invalid=24, Unknown=1, NotChecked=0, Total=42 [2023-12-02 16:29:33,660 INFO L413 NwaCegarLoop]: 213 mSDtfsCounter, 697 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 11 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 697 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.3s IncrementalHoareTripleChecker+Time [2023-12-02 16:29:33,661 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [697 Valid, 259 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 55 Invalid, 6 Unknown, 0 Unchecked, 19.3s Time] [2023-12-02 16:29:33,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2023-12-02 16:29:33,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2023-12-02 16:29:33,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 182 states have (on average 1.3846153846153846) internal successors, (252), 182 states have internal predecessors, (252), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-12-02 16:29:33,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 258 transitions. [2023-12-02 16:29:33,683 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 258 transitions. Word has length 14 [2023-12-02 16:29:33,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:29:33,683 INFO L495 AbstractCegarLoop]: Abstraction has 187 states and 258 transitions. [2023-12-02 16:29:33,683 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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) [2023-12-02 16:29:33,683 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 258 transitions. [2023-12-02 16:29:33,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 16:29:33,684 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:29:33,684 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:29:33,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:29:33,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:29:33,885 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:29:33,885 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:29:33,885 INFO L85 PathProgramCache]: Analyzing trace with hash 936478608, now seen corresponding path program 1 times [2023-12-02 16:29:33,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:29:33,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1098139252] [2023-12-02 16:29:33,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:29:33,886 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 [2023-12-02 16:29:33,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:29:33,887 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:29:33,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:29:34,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:29:34,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 16:29:34,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:29:35,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 16:29:35,887 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:29:35,887 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:29:35,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1098139252] [2023-12-02 16:29:35,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1098139252] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:29:35,888 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:29:35,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 16:29:35,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178108042] [2023-12-02 16:29:35,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:29:35,889 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 16:29:35,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:29:35,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 16:29:35,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-02 16:29:35,890 INFO L87 Difference]: Start difference. First operand 187 states and 258 transitions. Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 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) [2023-12-02 16:29:41,560 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 [0] [2023-12-02 16:29:42,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:29:45,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:29:45,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:29:45,654 INFO L93 Difference]: Finished difference Result 351 states and 482 transitions. [2023-12-02 16:29:45,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 16:29:45,655 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2023-12-02 16:29:45,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:29:45,657 INFO L225 Difference]: With dead ends: 351 [2023-12-02 16:29:45,657 INFO L226 Difference]: Without dead ends: 175 [2023-12-02 16:29:45,659 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-12-02 16:29:45,660 INFO L413 NwaCegarLoop]: 195 mSDtfsCounter, 705 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 22 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 705 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2023-12-02 16:29:45,661 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [705 Valid, 344 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 47 Invalid, 2 Unknown, 0 Unchecked, 8.8s Time] [2023-12-02 16:29:45,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2023-12-02 16:29:45,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 174. [2023-12-02 16:29:45,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 169 states have (on average 1.2840236686390532) internal successors, (217), 169 states have internal predecessors, (217), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-12-02 16:29:45,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 223 transitions. [2023-12-02 16:29:45,689 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 223 transitions. Word has length 16 [2023-12-02 16:29:45,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:29:45,690 INFO L495 AbstractCegarLoop]: Abstraction has 174 states and 223 transitions. [2023-12-02 16:29:45,690 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 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) [2023-12-02 16:29:45,690 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 223 transitions. [2023-12-02 16:29:45,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 16:29:45,691 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:29:45,691 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:29:45,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:29:45,892 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:29:45,892 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:29:45,892 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:29:45,893 INFO L85 PathProgramCache]: Analyzing trace with hash -1583481326, now seen corresponding path program 1 times [2023-12-02 16:29:45,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:29:45,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1769558848] [2023-12-02 16:29:45,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:29:45,893 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 [2023-12-02 16:29:45,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:29:45,894 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:29:45,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:29:46,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:29:46,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-02 16:29:46,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:29:46,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 16:29:46,921 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2023-12-02 16:29:48,086 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 16:29:48,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 15 [2023-12-02 16:29:51,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 16:29:51,914 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:29:51,914 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:29:51,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1769558848] [2023-12-02 16:29:51,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1769558848] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:29:51,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:29:51,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-02 16:29:51,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785058537] [2023-12-02 16:29:51,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:29:51,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-02 16:29:51,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:29:51,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-02 16:29:51,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-12-02 16:29:51,917 INFO L87 Difference]: Start difference. First operand 174 states and 223 transitions. Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 6 states have internal predecessors, (16), 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) [2023-12-02 16:29:54,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:29:59,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:29:59,641 INFO L93 Difference]: Finished difference Result 181 states and 229 transitions. [2023-12-02 16:29:59,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-02 16:29:59,643 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2023-12-02 16:29:59,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:29:59,644 INFO L225 Difference]: With dead ends: 181 [2023-12-02 16:29:59,644 INFO L226 Difference]: Without dead ends: 76 [2023-12-02 16:29:59,645 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2023-12-02 16:29:59,645 INFO L413 NwaCegarLoop]: 70 mSDtfsCounter, 365 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 365 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2023-12-02 16:29:59,646 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [365 Valid, 148 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 78 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2023-12-02 16:29:59,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-12-02 16:29:59,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-12-02 16:29:59,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.3333333333333333) internal successors, (100), 75 states have internal predecessors, (100), 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) [2023-12-02 16:29:59,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 100 transitions. [2023-12-02 16:29:59,656 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 100 transitions. Word has length 16 [2023-12-02 16:29:59,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:29:59,657 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 100 transitions. [2023-12-02 16:29:59,657 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 6 states have internal predecessors, (16), 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) [2023-12-02 16:29:59,657 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 100 transitions. [2023-12-02 16:29:59,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 16:29:59,658 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:29:59,658 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:29:59,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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)] Forceful destruction successful, exit code 0 [2023-12-02 16:29:59,858 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:29:59,859 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:29:59,859 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:29:59,859 INFO L85 PathProgramCache]: Analyzing trace with hash -1485851898, now seen corresponding path program 1 times [2023-12-02 16:29:59,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:29:59,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [563945432] [2023-12-02 16:29:59,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:29:59,860 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 [2023-12-02 16:29:59,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:29:59,861 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:29:59,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:30:00,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:30:00,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 16:30:00,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:30:03,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 16:30:03,527 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:30:03,527 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:30:03,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [563945432] [2023-12-02 16:30:03,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [563945432] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:30:03,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:30:03,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-12-02 16:30:03,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886054386] [2023-12-02 16:30:03,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:30:03,528 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-02 16:30:03,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:30:03,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-02 16:30:03,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-12-02 16:30:03,530 INFO L87 Difference]: Start difference. First operand 76 states and 100 transitions. Second operand has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 16:30:09,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:30:11,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:30:13,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:30:15,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:30:18,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:30:20,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:30:20,938 INFO L93 Difference]: Finished difference Result 83 states and 106 transitions. [2023-12-02 16:30:20,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 16:30:20,947 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2023-12-02 16:30:20,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:30:20,948 INFO L225 Difference]: With dead ends: 83 [2023-12-02 16:30:20,948 INFO L226 Difference]: Without dead ends: 75 [2023-12-02 16:30:20,949 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2023-12-02 16:30:20,950 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 190 mSDsluCounter, 336 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2023-12-02 16:30:20,950 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 420 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 81 Invalid, 4 Unknown, 0 Unchecked, 15.7s Time] [2023-12-02 16:30:20,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-12-02 16:30:20,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2023-12-02 16:30:20,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 74 states have (on average 1.3108108108108107) internal successors, (97), 74 states have internal predecessors, (97), 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) [2023-12-02 16:30:20,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 97 transitions. [2023-12-02 16:30:20,965 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 97 transitions. Word has length 20 [2023-12-02 16:30:20,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:30:20,966 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 97 transitions. [2023-12-02 16:30:20,966 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 16:30:20,966 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 97 transitions. [2023-12-02 16:30:20,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 16:30:20,967 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:30:20,967 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:30:20,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:30:21,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:30:21,168 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:30:21,168 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:30:21,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1258067162, now seen corresponding path program 1 times [2023-12-02 16:30:21,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:30:21,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [375339733] [2023-12-02 16:30:21,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:30:21,169 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 [2023-12-02 16:30:21,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:30:21,170 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:30:21,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 (7)] Waiting until timeout for monitored process [2023-12-02 16:30:21,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:30:21,507 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 16:30:21,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:30:22,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 16:30:22,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2023-12-02 16:30:23,836 INFO L349 Elim1Store]: treesize reduction 26, result has 46.9 percent of original size [2023-12-02 16:30:23,836 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 47 [2023-12-02 16:30:31,195 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 16:30:31,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 13 [2023-12-02 16:30:33,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 16:30:33,389 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:30:33,390 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:30:33,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [375339733] [2023-12-02 16:30:33,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [375339733] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:30:33,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:30:33,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-12-02 16:30:33,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370011728] [2023-12-02 16:30:33,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:30:33,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-12-02 16:30:33,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:30:33,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-12-02 16:30:33,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2023-12-02 16:30:33,392 INFO L87 Difference]: Start difference. First operand 75 states and 97 transitions. Second operand has 13 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 16:30:48,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:30:48,721 INFO L93 Difference]: Finished difference Result 84 states and 105 transitions. [2023-12-02 16:30:48,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-12-02 16:30:48,723 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2023-12-02 16:30:48,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:30:48,723 INFO L225 Difference]: With dead ends: 84 [2023-12-02 16:30:48,723 INFO L226 Difference]: Without dead ends: 75 [2023-12-02 16:30:48,724 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 14.7s TimeCoverageRelationStatistics Valid=106, Invalid=400, Unknown=0, NotChecked=0, Total=506 [2023-12-02 16:30:48,725 INFO L413 NwaCegarLoop]: 72 mSDtfsCounter, 229 mSDsluCounter, 488 mSDsCounter, 0 mSdLazyCounter, 207 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 229 SdHoareTripleChecker+Valid, 560 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2023-12-02 16:30:48,726 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [229 Valid, 560 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 207 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2023-12-02 16:30:48,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-12-02 16:30:48,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 73. [2023-12-02 16:30:48,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.3055555555555556) internal successors, (94), 72 states have internal predecessors, (94), 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) [2023-12-02 16:30:48,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 94 transitions. [2023-12-02 16:30:48,735 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 94 transitions. Word has length 20 [2023-12-02 16:30:48,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:30:48,735 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 94 transitions. [2023-12-02 16:30:48,736 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 16:30:48,736 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 94 transitions. [2023-12-02 16:30:48,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 16:30:48,737 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:30:48,737 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:30:48,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 (7)] Ended with exit code 0 [2023-12-02 16:30:48,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:30:48,938 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:30:48,938 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:30:48,938 INFO L85 PathProgramCache]: Analyzing trace with hash 544459189, now seen corresponding path program 1 times [2023-12-02 16:30:48,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:30:48,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1762505370] [2023-12-02 16:30:48,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:30:48,939 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 [2023-12-02 16:30:48,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:30:48,940 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:30:48,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 (8)] Waiting until timeout for monitored process [2023-12-02 16:30:49,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:30:49,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-02 16:30:49,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:30:54,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 16:30:54,326 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:30:54,326 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:30:54,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1762505370] [2023-12-02 16:30:54,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1762505370] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:30:54,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:30:54,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-12-02 16:30:54,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929386851] [2023-12-02 16:30:54,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:30:54,327 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-02 16:30:54,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:30:54,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-02 16:30:54,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2023-12-02 16:30:54,329 INFO L87 Difference]: Start difference. First operand 73 states and 94 transitions. Second operand has 10 states, 10 states have (on average 2.6) internal successors, (26), 9 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 16:31:01,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.72s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:31:05,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:05,698 INFO L93 Difference]: Finished difference Result 81 states and 101 transitions. [2023-12-02 16:31:05,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-02 16:31:05,699 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.6) internal successors, (26), 9 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2023-12-02 16:31:05,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:05,700 INFO L225 Difference]: With dead ends: 81 [2023-12-02 16:31:05,700 INFO L226 Difference]: Without dead ends: 73 [2023-12-02 16:31:05,700 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 15 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2023-12-02 16:31:05,701 INFO L413 NwaCegarLoop]: 77 mSDtfsCounter, 239 mSDsluCounter, 414 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 491 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:05,702 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 491 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 8.6s Time] [2023-12-02 16:31:05,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-12-02 16:31:05,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-12-02 16:31:05,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.2777777777777777) internal successors, (92), 72 states have internal predecessors, (92), 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) [2023-12-02 16:31:05,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 92 transitions. [2023-12-02 16:31:05,711 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 92 transitions. Word has length 26 [2023-12-02 16:31:05,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:05,711 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 92 transitions. [2023-12-02 16:31:05,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.6) internal successors, (26), 9 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 16:31:05,712 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 92 transitions. [2023-12-02 16:31:05,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 16:31:05,712 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:05,712 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:05,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 (8)] Ended with exit code 0 [2023-12-02 16:31:05,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:31:05,913 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:31:05,913 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:05,913 INFO L85 PathProgramCache]: Analyzing trace with hash -724223948, now seen corresponding path program 1 times [2023-12-02 16:31:05,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:31:05,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1743627129] [2023-12-02 16:31:05,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:05,914 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 [2023-12-02 16:31:05,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:31:05,915 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:31:05,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 (9)] Waiting until timeout for monitored process [2023-12-02 16:31:06,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:06,248 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 38 conjunts are in the unsatisfiable core [2023-12-02 16:31:06,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:31:07,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 8 [2023-12-02 16:31:08,894 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-12-02 16:31:08,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 29 [2023-12-02 16:31:15,063 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-02 16:31:15,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 75 treesize of output 35 [2023-12-02 16:31:17,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 16:31:17,404 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:31:17,404 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:31:17,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1743627129] [2023-12-02 16:31:17,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1743627129] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:17,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:31:17,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-12-02 16:31:17,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461865517] [2023-12-02 16:31:17,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:17,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-12-02 16:31:17,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:31:17,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-12-02 16:31:17,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2023-12-02 16:31:17,406 INFO L87 Difference]: Start difference. First operand 73 states and 92 transitions. Second operand has 13 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 12 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 16:31:28,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:31:31,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:31,545 INFO L93 Difference]: Finished difference Result 80 states and 98 transitions. [2023-12-02 16:31:31,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-02 16:31:31,546 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 12 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2023-12-02 16:31:31,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:31,547 INFO L225 Difference]: With dead ends: 80 [2023-12-02 16:31:31,547 INFO L226 Difference]: Without dead ends: 62 [2023-12-02 16:31:31,548 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 14.3s TimeCoverageRelationStatistics Valid=85, Invalid=377, Unknown=0, NotChecked=0, Total=462 [2023-12-02 16:31:31,548 INFO L413 NwaCegarLoop]: 78 mSDtfsCounter, 181 mSDsluCounter, 674 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 752 SdHoareTripleChecker+Invalid, 155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:31,549 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 752 Invalid, 155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2023-12-02 16:31:31,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2023-12-02 16:31:31,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2023-12-02 16:31:31,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 61 states have (on average 1.2950819672131149) internal successors, (79), 61 states have internal predecessors, (79), 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) [2023-12-02 16:31:31,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 79 transitions. [2023-12-02 16:31:31,556 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 79 transitions. Word has length 28 [2023-12-02 16:31:31,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:31,557 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 79 transitions. [2023-12-02 16:31:31,557 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 12 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 16:31:31,557 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 79 transitions. [2023-12-02 16:31:31,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 16:31:31,558 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:31,558 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:31,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 (9)] Ended with exit code 0 [2023-12-02 16:31:31,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:31:31,759 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:31:31,759 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:31,759 INFO L85 PathProgramCache]: Analyzing trace with hash -949210518, now seen corresponding path program 1 times [2023-12-02 16:31:31,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:31:31,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1876585808] [2023-12-02 16:31:31,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:31,760 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 [2023-12-02 16:31:31,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:31:31,761 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:31:31,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 (10)] Waiting until timeout for monitored process [2023-12-02 16:31:32,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:32,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 16:31:32,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:31:34,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 16:31:34,522 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:31:34,522 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:31:34,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1876585808] [2023-12-02 16:31:34,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1876585808] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:34,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:31:34,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 16:31:34,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860852037] [2023-12-02 16:31:34,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:34,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 16:31:34,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:31:34,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 16:31:34,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-02 16:31:34,524 INFO L87 Difference]: Start difference. First operand 62 states and 79 transitions. Second operand has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 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) [2023-12-02 16:31:35,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:35,727 INFO L93 Difference]: Finished difference Result 62 states and 79 transitions. [2023-12-02 16:31:35,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 16:31:35,727 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2023-12-02 16:31:35,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:35,727 INFO L225 Difference]: With dead ends: 62 [2023-12-02 16:31:35,727 INFO L226 Difference]: Without dead ends: 0 [2023-12-02 16:31:35,728 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-12-02 16:31:35,729 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 22 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:35,729 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 37 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-02 16:31:35,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-12-02 16:31:35,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-12-02 16:31:35,730 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) [2023-12-02 16:31:35,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-12-02 16:31:35,730 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29 [2023-12-02 16:31:35,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:35,730 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-12-02 16:31:35,731 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 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) [2023-12-02 16:31:35,731 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-12-02 16:31:35,731 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 16:31:35,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 16:31:35,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 (10)] Ended with exit code 0 [2023-12-02 16:31:35,934 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:31:35,936 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-12-02 16:31:42,805 WARN L293 SmtUtils]: Spent 6.15s on a formula simplification. DAG size of input: 120 DAG size of output: 71 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2023-12-02 16:31:48,932 WARN L293 SmtUtils]: Spent 5.84s on a formula simplification. DAG size of input: 123 DAG size of output: 99 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2023-12-02 16:31:52,540 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 36) no Hoare annotation was computed. [2023-12-02 16:31:52,540 INFO L902 garLoopResultBuilder]: At program point L31-1(lines 31 36) the Hoare annotation is: true [2023-12-02 16:31:52,541 INFO L899 garLoopResultBuilder]: For program point L31-2(lines 31 36) no Hoare annotation was computed. [2023-12-02 16:31:52,541 INFO L899 garLoopResultBuilder]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2023-12-02 16:31:52,541 INFO L902 garLoopResultBuilder]: At program point L21-2(lines 21 25) the Hoare annotation is: true [2023-12-02 16:31:52,541 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 19 38) the Hoare annotation is: true [2023-12-02 16:31:52,541 INFO L899 garLoopResultBuilder]: For program point copysign_doubleEXIT(lines 19 38) no Hoare annotation was computed. [2023-12-02 16:31:52,541 INFO L899 garLoopResultBuilder]: For program point L26(lines 26 30) no Hoare annotation was computed. [2023-12-02 16:31:52,541 INFO L902 garLoopResultBuilder]: At program point L26-1(lines 26 30) the Hoare annotation is: true [2023-12-02 16:31:52,541 INFO L899 garLoopResultBuilder]: For program point L531-1(lines 531 536) no Hoare annotation was computed. [2023-12-02 16:31:52,541 INFO L895 garLoopResultBuilder]: At program point L531-2(lines 531 536) the Hoare annotation is: false [2023-12-02 16:31:52,541 INFO L899 garLoopResultBuilder]: For program point L531-3(lines 531 536) no Hoare annotation was computed. [2023-12-02 16:31:52,541 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 367) no Hoare annotation was computed. [2023-12-02 16:31:52,541 INFO L899 garLoopResultBuilder]: For program point L168(lines 168 169) no Hoare annotation was computed. [2023-12-02 16:31:52,542 INFO L899 garLoopResultBuilder]: For program point L168-2(lines 168 169) no Hoare annotation was computed. [2023-12-02 16:31:52,542 INFO L899 garLoopResultBuilder]: For program point L69(lines 69 70) no Hoare annotation was computed. [2023-12-02 16:31:52,542 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 406) no Hoare annotation was computed. [2023-12-02 16:31:52,542 INFO L899 garLoopResultBuilder]: For program point L301(lines 301 309) no Hoare annotation was computed. [2023-12-02 16:31:52,542 INFO L899 garLoopResultBuilder]: For program point L136(lines 136 139) no Hoare annotation was computed. [2023-12-02 16:31:52,542 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 103 108) no Hoare annotation was computed. [2023-12-02 16:31:52,542 INFO L899 garLoopResultBuilder]: For program point L136-2(lines 136 139) no Hoare annotation was computed. [2023-12-02 16:31:52,542 INFO L895 garLoopResultBuilder]: At program point L70(line 70) the Hoare annotation is: false [2023-12-02 16:31:52,543 INFO L895 garLoopResultBuilder]: At program point L103-2(lines 103 108) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_pow_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (exists ((|v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_86| (_ BitVec 64))) (let ((.cse0 (select |#memory_int| |v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14|))) (let ((.cse1 (select .cse0 (_ bv4 32)))) (and (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_86|) (_ bv0 32)) (= |ULTIMATE.start___ieee754_pow_~y#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_86|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_86|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_86|))) (= (select .cse0 (_ bv0 32)) (_ bv0 32)) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_86|) .cse1) (= |ULTIMATE.start___ieee754_pow_~hy~1#1| .cse1))))) (exists ((currentRoundingMode RoundingMode) (|v_skolemized_q#valueAsBitvector_74| (_ BitVec 64))) (and (= (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_74|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_74|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_74|))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_74|) |ULTIMATE.start___ieee754_pow_~lx~1#1|) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_74|) |ULTIMATE.start___ieee754_pow_~hx~2#1|))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start___ieee754_sqrt_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (exists ((|v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_86| (_ BitVec 64))) (let ((.cse3 (select |#memory_int| |v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14|))) (let ((.cse2 (select .cse3 (_ bv0 32)))) (and (= |ULTIMATE.start___ieee754_pow_~y#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_86|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_86|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_86|))) (= .cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_86|)) (= .cse2 |ULTIMATE.start___ieee754_pow_~ly~0#1|) (= |ULTIMATE.start___ieee754_pow_~hy~1#1| (select .cse3 (_ bv4 32))))))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_main_~x~0#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (= |ULTIMATE.start___ieee754_pow_~iy~0#1| (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_pow_~hy~1#1|)) (exists ((|v_skolemized_q#valueAsBitvector_69| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_69|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_69|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_69|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= |ULTIMATE.start___ieee754_pow_~ix~0#1| (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_69|) (_ bv2147483647 32))))) (= currentRoundingMode roundNearestTiesToEven) (fp.gt |ULTIMATE.start___ieee754_pow_~y#1| (_ +zero 11 53))) [2023-12-02 16:31:52,543 INFO L899 garLoopResultBuilder]: For program point L70-1(line 70) no Hoare annotation was computed. [2023-12-02 16:31:52,543 INFO L899 garLoopResultBuilder]: For program point L103-3(lines 97 205) no Hoare annotation was computed. [2023-12-02 16:31:52,543 INFO L899 garLoopResultBuilder]: For program point L500(lines 500 501) no Hoare annotation was computed. [2023-12-02 16:31:52,543 INFO L899 garLoopResultBuilder]: For program point L467-1(lines 467 472) no Hoare annotation was computed. [2023-12-02 16:31:52,543 INFO L895 garLoopResultBuilder]: At program point L467-2(lines 467 472) the Hoare annotation is: false [2023-12-02 16:31:52,543 INFO L899 garLoopResultBuilder]: For program point L467-3(lines 467 472) no Hoare annotation was computed. [2023-12-02 16:31:52,543 INFO L899 garLoopResultBuilder]: For program point L71(lines 71 79) no Hoare annotation was computed. [2023-12-02 16:31:52,544 INFO L899 garLoopResultBuilder]: For program point L567-1(lines 567 572) no Hoare annotation was computed. [2023-12-02 16:31:52,544 INFO L895 garLoopResultBuilder]: At program point L567-2(lines 567 572) the Hoare annotation is: (let ((.cse0 (let ((.cse1 (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53)))) (fp.mul roundNearestTiesToEven .cse1 .cse1)))) (and (= .cse0 |ULTIMATE.start_isinf_double_~x#1|) (= |ULTIMATE.start___ieee754_pow_#res#1| .cse0) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_main_~x~0#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (= currentRoundingMode roundNearestTiesToEven))) [2023-12-02 16:31:52,544 INFO L899 garLoopResultBuilder]: For program point L567-3(lines 567 572) no Hoare annotation was computed. [2023-12-02 16:31:52,544 INFO L899 garLoopResultBuilder]: For program point L303(lines 303 304) no Hoare annotation was computed. [2023-12-02 16:31:52,544 INFO L899 garLoopResultBuilder]: For program point L270-1(lines 270 275) no Hoare annotation was computed. [2023-12-02 16:31:52,544 INFO L895 garLoopResultBuilder]: At program point L270-2(lines 270 275) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_pow_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_main_~x~0#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (= currentRoundingMode roundNearestTiesToEven) (fp.gt |ULTIMATE.start___ieee754_pow_~y#1| (_ +zero 11 53))) [2023-12-02 16:31:52,544 INFO L899 garLoopResultBuilder]: For program point L72-1(lines 72 77) no Hoare annotation was computed. [2023-12-02 16:31:52,544 INFO L895 garLoopResultBuilder]: At program point L72-2(lines 72 77) the Hoare annotation is: false [2023-12-02 16:31:52,544 INFO L899 garLoopResultBuilder]: For program point L72-3(lines 72 77) no Hoare annotation was computed. [2023-12-02 16:31:52,545 INFO L899 garLoopResultBuilder]: For program point L503(lines 503 510) no Hoare annotation was computed. [2023-12-02 16:31:52,545 INFO L899 garLoopResultBuilder]: For program point L503-2(lines 496 510) no Hoare annotation was computed. [2023-12-02 16:31:52,545 INFO L899 garLoopResultBuilder]: For program point L338(lines 338 351) no Hoare annotation was computed. [2023-12-02 16:31:52,545 INFO L899 garLoopResultBuilder]: For program point L305(lines 305 309) no Hoare annotation was computed. [2023-12-02 16:31:52,545 INFO L899 garLoopResultBuilder]: For program point L338-2(lines 263 562) no Hoare annotation was computed. [2023-12-02 16:31:52,545 INFO L899 garLoopResultBuilder]: For program point __ieee754_sqrt_returnLabel#1(lines 97 205) no Hoare annotation was computed. [2023-12-02 16:31:52,545 INFO L899 garLoopResultBuilder]: For program point L504(lines 504 509) no Hoare annotation was computed. [2023-12-02 16:31:52,545 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 350) no Hoare annotation was computed. [2023-12-02 16:31:52,545 INFO L899 garLoopResultBuilder]: For program point L307(lines 307 308) no Hoare annotation was computed. [2023-12-02 16:31:52,545 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 208 212) no Hoare annotation was computed. [2023-12-02 16:31:52,546 INFO L895 garLoopResultBuilder]: At program point L208-2(lines 208 212) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_pow_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (exists ((currentRoundingMode RoundingMode) (|v_skolemized_q#valueAsBitvector_74| (_ BitVec 64))) (and (= (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_74|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_74|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_74|))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_74|) |ULTIMATE.start___ieee754_pow_~lx~1#1|) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_74|) |ULTIMATE.start___ieee754_pow_~hx~2#1|))) (exists ((|v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_86| (_ BitVec 64))) (let ((.cse2 (select |#memory_int| |v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14|))) (let ((.cse0 (select .cse2 (_ bv0 32))) (.cse1 (select .cse2 (_ bv4 32)))) (and (= |ULTIMATE.start___ieee754_pow_~y#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_86|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_86|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_86|))) (= .cse0 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_86|)) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_86|) .cse1) (= .cse0 |ULTIMATE.start___ieee754_pow_~ly~0#1|) (= |ULTIMATE.start___ieee754_pow_~hy~1#1| .cse1))))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_main_~x~0#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_fabs_double_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (= |ULTIMATE.start___ieee754_pow_~iy~0#1| (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_pow_~hy~1#1|)) (exists ((|v_skolemized_q#valueAsBitvector_69| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_69|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_69|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_69|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= |ULTIMATE.start___ieee754_pow_~ix~0#1| (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_69|) (_ bv2147483647 32))))) (= currentRoundingMode roundNearestTiesToEven) (fp.gt |ULTIMATE.start___ieee754_pow_~y#1| (_ +zero 11 53))) [2023-12-02 16:31:52,546 INFO L899 garLoopResultBuilder]: For program point L407(lines 407 412) no Hoare annotation was computed. [2023-12-02 16:31:52,546 INFO L895 garLoopResultBuilder]: At program point L407-1(lines 407 412) the Hoare annotation is: false [2023-12-02 16:31:52,546 INFO L899 garLoopResultBuilder]: For program point L341(lines 341 342) no Hoare annotation was computed. [2023-12-02 16:31:52,546 INFO L899 garLoopResultBuilder]: For program point L374-1(lines 374 379) no Hoare annotation was computed. [2023-12-02 16:31:52,546 INFO L899 garLoopResultBuilder]: For program point L407-2(lines 407 412) no Hoare annotation was computed. [2023-12-02 16:31:52,546 INFO L895 garLoopResultBuilder]: At program point L374-2(lines 374 379) the Hoare annotation is: false [2023-12-02 16:31:52,546 INFO L899 garLoopResultBuilder]: For program point L341-2(lines 339 350) no Hoare annotation was computed. [2023-12-02 16:31:52,546 INFO L899 garLoopResultBuilder]: For program point L374-3(lines 374 379) no Hoare annotation was computed. [2023-12-02 16:31:52,546 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 579 602) no Hoare annotation was computed. [2023-12-02 16:31:52,546 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 508) no Hoare annotation was computed. [2023-12-02 16:31:52,546 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 281) no Hoare annotation was computed. [2023-12-02 16:31:52,547 INFO L895 garLoopResultBuilder]: At program point L276-1(lines 276 281) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_pow_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (exists ((|v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_11| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_74| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (let ((.cse2 (select |#memory_int| |v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_11|))) (let ((.cse0 (select .cse2 (_ bv0 32))) (.cse1 (select .cse2 (_ bv4 32)))) (and (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_74|) .cse0) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_74|) .cse1) (= (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_74|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_74|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_74|))) (= |ULTIMATE.start___ieee754_pow_~lx~1#1| .cse0) (= |ULTIMATE.start___ieee754_pow_~hx~2#1| .cse1))))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_main_~x~0#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (= currentRoundingMode roundNearestTiesToEven) (fp.gt |ULTIMATE.start___ieee754_pow_~y#1| (_ +zero 11 53))) [2023-12-02 16:31:52,547 INFO L899 garLoopResultBuilder]: For program point L276-2(lines 276 281) no Hoare annotation was computed. [2023-12-02 16:31:52,547 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 348) no Hoare annotation was computed. [2023-12-02 16:31:52,547 INFO L899 garLoopResultBuilder]: For program point L178(lines 178 192) no Hoare annotation was computed. [2023-12-02 16:31:52,547 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 46 51) no Hoare annotation was computed. [2023-12-02 16:31:52,547 INFO L895 garLoopResultBuilder]: At program point L46-2(lines 46 51) the Hoare annotation is: false [2023-12-02 16:31:52,547 INFO L899 garLoopResultBuilder]: For program point L46-3(lines 46 51) no Hoare annotation was computed. [2023-12-02 16:31:52,547 INFO L899 garLoopResultBuilder]: For program point L443-1(lines 443 448) no Hoare annotation was computed. [2023-12-02 16:31:52,547 INFO L895 garLoopResultBuilder]: At program point L443-2(lines 443 448) the Hoare annotation is: false [2023-12-02 16:31:52,547 INFO L899 garLoopResultBuilder]: For program point L344(lines 344 347) no Hoare annotation was computed. [2023-12-02 16:31:52,547 INFO L899 garLoopResultBuilder]: For program point L443-3(lines 443 448) no Hoare annotation was computed. [2023-12-02 16:31:52,547 INFO L899 garLoopResultBuilder]: For program point L80(lines 80 85) no Hoare annotation was computed. [2023-12-02 16:31:52,548 INFO L899 garLoopResultBuilder]: For program point L477(lines 477 478) no Hoare annotation was computed. [2023-12-02 16:31:52,548 INFO L899 garLoopResultBuilder]: For program point L477-2(lines 477 478) no Hoare annotation was computed. [2023-12-02 16:31:52,548 INFO L899 garLoopResultBuilder]: For program point L213(lines 213 218) no Hoare annotation was computed. [2023-12-02 16:31:52,548 INFO L899 garLoopResultBuilder]: For program point L180(lines 180 191) no Hoare annotation was computed. [2023-12-02 16:31:52,548 INFO L895 garLoopResultBuilder]: At program point L213-1(lines 213 218) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_fabs_double_~#sh_u~3#1.base_10| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_104| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_103| (_ BitVec 64)) (|v_ULTIMATE.start_fabs_double_~#gh_u~3#1.base_10| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse1 (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#sh_u~3#1.base_10|)) (.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_104|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_104|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_104|))) (.cse2 (select (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#gh_u~3#1.base_10|) (_ bv4 32)))) (and (= (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)) .cse0) (= (select .cse1 (_ bv4 32)) (bvand (_ bv2147483647 32) .cse2)) (= (select .cse1 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_104|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_103|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_103|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_103|)) .cse0) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_103|) .cse2)))) (= |ULTIMATE.start___ieee754_pow_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (exists ((currentRoundingMode RoundingMode) (|v_skolemized_q#valueAsBitvector_74| (_ BitVec 64))) (and (= (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_74|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_74|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_74|))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_74|) |ULTIMATE.start___ieee754_pow_~lx~1#1|) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_74|) |ULTIMATE.start___ieee754_pow_~hx~2#1|))) (exists ((|v_skolemized_q#valueAsBitvector_103| (_ BitVec 64)) (|v_ULTIMATE.start_fabs_double_~#gh_u~3#1.base_10| (_ BitVec 32))) (let ((.cse3 (select (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#gh_u~3#1.base_10|) (_ bv4 32)))) (and (= |ULTIMATE.start_fabs_double_~high~0#1| .cse3) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_103|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_103|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_103|)) |ULTIMATE.start_fabs_double_~x#1|) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_103|) .cse3)))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_main_~x~0#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_fabs_double_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (exists ((|v_skolemized_q#valueAsBitvector_64| (_ BitVec 64))) (and (= |ULTIMATE.start___ieee754_pow_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_64|)) (fp.gt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_64|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_64|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_64|)) (_ +zero 11 53)) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_64|) |ULTIMATE.start___ieee754_pow_~hy~1#1|))) (exists ((|v_skolemized_q#valueAsBitvector_69| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_69|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_69|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_69|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= |ULTIMATE.start___ieee754_pow_~ix~0#1| (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_69|) (_ bv2147483647 32))))) (exists ((|v_skolemized_q#valueAsBitvector_64| (_ BitVec 64))) (and (= |ULTIMATE.start___ieee754_pow_~iy~0#1| (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_64|) (_ bv2147483647 32))) (= |ULTIMATE.start___ieee754_pow_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_64|)) (fp.gt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_64|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_64|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_64|)) (_ +zero 11 53)))) (= currentRoundingMode roundNearestTiesToEven) (fp.gt |ULTIMATE.start___ieee754_pow_~y#1| (_ +zero 11 53))) [2023-12-02 16:31:52,548 INFO L899 garLoopResultBuilder]: For program point L213-2(lines 213 218) no Hoare annotation was computed. [2023-12-02 16:31:52,548 INFO L899 garLoopResultBuilder]: For program point L114(lines 114 119) no Hoare annotation was computed. [2023-12-02 16:31:52,548 INFO L895 garLoopResultBuilder]: At program point L147-2(lines 147 157) the Hoare annotation is: false [2023-12-02 16:31:52,549 INFO L899 garLoopResultBuilder]: For program point L81(lines 81 84) no Hoare annotation was computed. [2023-12-02 16:31:52,549 INFO L899 garLoopResultBuilder]: For program point L114-2(lines 114 119) no Hoare annotation was computed. [2023-12-02 16:31:52,549 INFO L899 garLoopResultBuilder]: For program point L147-3(lines 147 157) no Hoare annotation was computed. [2023-12-02 16:31:52,549 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 347) no Hoare annotation was computed. [2023-12-02 16:31:52,549 INFO L899 garLoopResultBuilder]: For program point L313(lines 313 334) no Hoare annotation was computed. [2023-12-02 16:31:52,549 INFO L899 garLoopResultBuilder]: For program point L115(lines 115 118) no Hoare annotation was computed. [2023-12-02 16:31:52,549 INFO L895 garLoopResultBuilder]: At program point L82(line 82) the Hoare annotation is: false [2023-12-02 16:31:52,549 INFO L899 garLoopResultBuilder]: For program point L82-1(line 82) no Hoare annotation was computed. [2023-12-02 16:31:52,549 INFO L899 garLoopResultBuilder]: For program point L314(lines 314 321) no Hoare annotation was computed. [2023-12-02 16:31:52,549 INFO L899 garLoopResultBuilder]: For program point L182(lines 182 190) no Hoare annotation was computed. [2023-12-02 16:31:52,549 INFO L899 garLoopResultBuilder]: For program point L149(lines 149 153) no Hoare annotation was computed. [2023-12-02 16:31:52,549 INFO L899 garLoopResultBuilder]: For program point L149-2(lines 149 153) no Hoare annotation was computed. [2023-12-02 16:31:52,549 INFO L899 garLoopResultBuilder]: For program point L546-1(lines 546 550) no Hoare annotation was computed. [2023-12-02 16:31:52,550 INFO L895 garLoopResultBuilder]: At program point L546-2(lines 546 550) the Hoare annotation is: false [2023-12-02 16:31:52,550 INFO L899 garLoopResultBuilder]: For program point L546-3(lines 546 550) no Hoare annotation was computed. [2023-12-02 16:31:52,550 INFO L899 garLoopResultBuilder]: For program point L315(lines 315 320) no Hoare annotation was computed. [2023-12-02 16:31:52,550 INFO L899 garLoopResultBuilder]: For program point L117(lines 117 118) no Hoare annotation was computed. [2023-12-02 16:31:52,550 INFO L895 garLoopResultBuilder]: At program point L84(line 84) the Hoare annotation is: false [2023-12-02 16:31:52,550 INFO L899 garLoopResultBuilder]: For program point L84-1(line 84) no Hoare annotation was computed. [2023-12-02 16:31:52,550 INFO L899 garLoopResultBuilder]: For program point L481-1(lines 481 486) no Hoare annotation was computed. [2023-12-02 16:31:52,550 INFO L895 garLoopResultBuilder]: At program point L481-2(lines 481 486) the Hoare annotation is: false [2023-12-02 16:31:52,550 INFO L899 garLoopResultBuilder]: For program point L481-3(lines 481 486) no Hoare annotation was computed. [2023-12-02 16:31:52,550 INFO L899 garLoopResultBuilder]: For program point L515(lines 515 529) no Hoare annotation was computed. [2023-12-02 16:31:52,550 INFO L899 garLoopResultBuilder]: For program point L515-2(lines 515 529) no Hoare annotation was computed. [2023-12-02 16:31:52,550 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 320) no Hoare annotation was computed. [2023-12-02 16:31:52,550 INFO L899 garLoopResultBuilder]: For program point L185(lines 185 190) no Hoare annotation was computed. [2023-12-02 16:31:52,550 INFO L899 garLoopResultBuilder]: For program point L53(lines 53 65) no Hoare annotation was computed. [2023-12-02 16:31:52,551 INFO L899 garLoopResultBuilder]: For program point L53-2(lines 44 94) no Hoare annotation was computed. [2023-12-02 16:31:52,551 INFO L899 garLoopResultBuilder]: For program point __ieee754_pow_returnLabel#1(lines 263 562) no Hoare annotation was computed. [2023-12-02 16:31:52,551 INFO L899 garLoopResultBuilder]: For program point L285(lines 285 286) no Hoare annotation was computed. [2023-12-02 16:31:52,551 INFO L899 garLoopResultBuilder]: For program point L186(lines 186 187) no Hoare annotation was computed. [2023-12-02 16:31:52,551 INFO L899 garLoopResultBuilder]: For program point L186-2(lines 186 187) no Hoare annotation was computed. [2023-12-02 16:31:52,551 INFO L899 garLoopResultBuilder]: For program point L54(lines 54 55) no Hoare annotation was computed. [2023-12-02 16:31:52,551 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 87 92) no Hoare annotation was computed. [2023-12-02 16:31:52,551 INFO L895 garLoopResultBuilder]: At program point L87-2(lines 87 92) the Hoare annotation is: false [2023-12-02 16:31:52,551 INFO L899 garLoopResultBuilder]: For program point L87-3(lines 87 92) no Hoare annotation was computed. [2023-12-02 16:31:52,551 INFO L899 garLoopResultBuilder]: For program point scalbn_double_returnLabel#1(lines 44 94) no Hoare annotation was computed. [2023-12-02 16:31:52,551 INFO L899 garLoopResultBuilder]: For program point L385(lines 385 393) no Hoare annotation was computed. [2023-12-02 16:31:52,552 INFO L899 garLoopResultBuilder]: For program point L418-1(lines 418 423) no Hoare annotation was computed. [2023-12-02 16:31:52,552 INFO L899 garLoopResultBuilder]: For program point L385-1(lines 385 393) no Hoare annotation was computed. [2023-12-02 16:31:52,552 INFO L895 garLoopResultBuilder]: At program point L418-2(lines 418 423) the Hoare annotation is: false [2023-12-02 16:31:52,552 INFO L899 garLoopResultBuilder]: For program point L418-3(lines 418 423) no Hoare annotation was computed. [2023-12-02 16:31:52,552 INFO L899 garLoopResultBuilder]: For program point L122(lines 122 133) no Hoare annotation was computed. [2023-12-02 16:31:52,552 INFO L899 garLoopResultBuilder]: For program point L122-2(lines 122 133) no Hoare annotation was computed. [2023-12-02 16:31:52,552 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 560) no Hoare annotation was computed. [2023-12-02 16:31:52,552 INFO L899 garLoopResultBuilder]: For program point L519-1(lines 519 524) no Hoare annotation was computed. [2023-12-02 16:31:52,552 INFO L895 garLoopResultBuilder]: At program point L519-2(lines 519 524) the Hoare annotation is: false [2023-12-02 16:31:52,552 INFO L899 garLoopResultBuilder]: For program point L519-3(lines 519 524) no Hoare annotation was computed. [2023-12-02 16:31:52,552 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 294) no Hoare annotation was computed. [2023-12-02 16:31:52,552 INFO L895 garLoopResultBuilder]: At program point L123-2(lines 123 127) the Hoare annotation is: false [2023-12-02 16:31:52,553 INFO L899 garLoopResultBuilder]: For program point L123-3(lines 123 127) no Hoare annotation was computed. [2023-12-02 16:31:52,553 INFO L899 garLoopResultBuilder]: For program point L57-1(lines 57 61) no Hoare annotation was computed. [2023-12-02 16:31:52,553 INFO L895 garLoopResultBuilder]: At program point L57-2(lines 57 61) the Hoare annotation is: false [2023-12-02 16:31:52,553 INFO L899 garLoopResultBuilder]: For program point L57-3(lines 57 61) no Hoare annotation was computed. [2023-12-02 16:31:52,553 INFO L899 garLoopResultBuilder]: For program point L388-1(lines 388 392) no Hoare annotation was computed. [2023-12-02 16:31:52,553 INFO L899 garLoopResultBuilder]: For program point L322(lines 322 327) no Hoare annotation was computed. [2023-12-02 16:31:52,553 INFO L895 garLoopResultBuilder]: At program point L388-2(lines 388 392) the Hoare annotation is: false [2023-12-02 16:31:52,553 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-12-02 16:31:52,553 INFO L899 garLoopResultBuilder]: For program point L455-1(lines 455 460) no Hoare annotation was computed. [2023-12-02 16:31:52,553 INFO L895 garLoopResultBuilder]: At program point L455-2(lines 455 460) the Hoare annotation is: false [2023-12-02 16:31:52,553 INFO L899 garLoopResultBuilder]: For program point L356(lines 356 474) no Hoare annotation was computed. [2023-12-02 16:31:52,553 INFO L899 garLoopResultBuilder]: For program point L455-3(lines 455 460) no Hoare annotation was computed. [2023-12-02 16:31:52,553 INFO L899 garLoopResultBuilder]: For program point L323(lines 323 326) no Hoare annotation was computed. [2023-12-02 16:31:52,553 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 293) no Hoare annotation was computed. [2023-12-02 16:31:52,553 INFO L899 garLoopResultBuilder]: For program point L356-2(lines 356 474) no Hoare annotation was computed. [2023-12-02 16:31:52,554 INFO L899 garLoopResultBuilder]: For program point L555-1(lines 555 560) no Hoare annotation was computed. [2023-12-02 16:31:52,554 INFO L895 garLoopResultBuilder]: At program point L555-2(lines 555 560) the Hoare annotation is: false [2023-12-02 16:31:52,554 INFO L899 garLoopResultBuilder]: For program point L555-3(lines 552 560) no Hoare annotation was computed. [2023-12-02 16:31:52,554 INFO L899 garLoopResultBuilder]: For program point L357(lines 357 362) no Hoare annotation was computed. [2023-12-02 16:31:52,554 INFO L899 garLoopResultBuilder]: For program point L357-2(lines 356 381) no Hoare annotation was computed. [2023-12-02 16:31:52,554 INFO L899 garLoopResultBuilder]: For program point L490-1(lines 490 495) no Hoare annotation was computed. [2023-12-02 16:31:52,554 INFO L895 garLoopResultBuilder]: At program point L490-2(lines 490 495) the Hoare annotation is: false [2023-12-02 16:31:52,554 INFO L899 garLoopResultBuilder]: For program point L490-3(lines 263 562) no Hoare annotation was computed. [2023-12-02 16:31:52,554 INFO L899 garLoopResultBuilder]: For program point L358(lines 358 359) no Hoare annotation was computed. [2023-12-02 16:31:52,554 INFO L895 garLoopResultBuilder]: At program point L160-2(lines 160 176) the Hoare annotation is: false [2023-12-02 16:31:52,554 INFO L899 garLoopResultBuilder]: For program point L160-3(lines 97 205) no Hoare annotation was computed. [2023-12-02 16:31:52,554 INFO L899 garLoopResultBuilder]: For program point L590(lines 590 599) no Hoare annotation was computed. [2023-12-02 16:31:52,554 INFO L899 garLoopResultBuilder]: For program point L590-2(lines 590 599) no Hoare annotation was computed. [2023-12-02 16:31:52,554 INFO L895 garLoopResultBuilder]: At program point L128-3(lines 128 129) the Hoare annotation is: false [2023-12-02 16:31:52,554 INFO L899 garLoopResultBuilder]: For program point L128-4(lines 128 129) no Hoare annotation was computed. [2023-12-02 16:31:52,555 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-12-02 16:31:52,555 INFO L899 garLoopResultBuilder]: For program point L426-1(lines 426 431) no Hoare annotation was computed. [2023-12-02 16:31:52,555 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 361) no Hoare annotation was computed. [2023-12-02 16:31:52,555 INFO L895 garLoopResultBuilder]: At program point L426-2(lines 426 431) the Hoare annotation is: false [2023-12-02 16:31:52,555 INFO L899 garLoopResultBuilder]: For program point L426-3(lines 426 431) no Hoare annotation was computed. [2023-12-02 16:31:52,555 INFO L899 garLoopResultBuilder]: For program point L195(lines 195 196) no Hoare annotation was computed. [2023-12-02 16:31:52,555 INFO L899 garLoopResultBuilder]: For program point L195-2(lines 195 196) no Hoare annotation was computed. [2023-12-02 16:31:52,555 INFO L899 garLoopResultBuilder]: For program point L63(lines 63 64) no Hoare annotation was computed. [2023-12-02 16:31:52,555 INFO L899 garLoopResultBuilder]: For program point L526(lines 526 527) no Hoare annotation was computed. [2023-12-02 16:31:52,555 INFO L899 garLoopResultBuilder]: For program point L526-2(lines 526 527) no Hoare annotation was computed. [2023-12-02 16:31:52,556 INFO L899 garLoopResultBuilder]: For program point L328(lines 328 329) no Hoare annotation was computed. [2023-12-02 16:31:52,556 INFO L899 garLoopResultBuilder]: For program point L163(lines 163 172) no Hoare annotation was computed. [2023-12-02 16:31:52,556 INFO L899 garLoopResultBuilder]: For program point L163-2(lines 163 172) no Hoare annotation was computed. [2023-12-02 16:31:52,556 INFO L899 garLoopResultBuilder]: For program point L296(lines 296 311) no Hoare annotation was computed. [2023-12-02 16:31:52,556 INFO L899 garLoopResultBuilder]: For program point L296-1(lines 263 562) no Hoare annotation was computed. [2023-12-02 16:31:52,556 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 596) no Hoare annotation was computed. [2023-12-02 16:31:52,556 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 333) no Hoare annotation was computed. [2023-12-02 16:31:52,556 INFO L899 garLoopResultBuilder]: For program point L297(lines 297 310) no Hoare annotation was computed. [2023-12-02 16:31:52,557 INFO L899 garLoopResultBuilder]: For program point L165(lines 165 166) no Hoare annotation was computed. [2023-12-02 16:31:52,557 INFO L899 garLoopResultBuilder]: For program point L198-1(lines 198 203) no Hoare annotation was computed. [2023-12-02 16:31:52,557 INFO L895 garLoopResultBuilder]: At program point L198-2(lines 198 203) the Hoare annotation is: false [2023-12-02 16:31:52,557 INFO L899 garLoopResultBuilder]: For program point L165-2(lines 165 166) no Hoare annotation was computed. [2023-12-02 16:31:52,557 INFO L899 garLoopResultBuilder]: For program point L198-3(lines 198 203) no Hoare annotation was computed. [2023-12-02 16:31:52,557 INFO L899 garLoopResultBuilder]: For program point L595(lines 595 598) no Hoare annotation was computed. [2023-12-02 16:31:52,557 INFO L899 garLoopResultBuilder]: For program point L331(lines 331 332) no Hoare annotation was computed. [2023-12-02 16:31:52,557 INFO L899 garLoopResultBuilder]: For program point L596(line 596) no Hoare annotation was computed. [2023-12-02 16:31:52,558 INFO L899 garLoopResultBuilder]: For program point L497(lines 497 502) no Hoare annotation was computed. [2023-12-02 16:31:52,558 INFO L899 garLoopResultBuilder]: For program point L398(lines 398 406) no Hoare annotation was computed. [2023-12-02 16:31:52,558 INFO L899 garLoopResultBuilder]: For program point L299(lines 299 310) no Hoare annotation was computed. [2023-12-02 16:31:52,561 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:52,562 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 16:31:52,575 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_11 : bv32, v_skolemized_q#valueAsBitvector_74 : bv64, currentRoundingMode : FloatRoundingMode :: (((v_skolemized_q#valueAsBitvector_74[31:0] == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_11][0bv32] && v_skolemized_q#valueAsBitvector_74[63:32] == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_11][4bv32]) && ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_74[63:63], v_skolemized_q#valueAsBitvector_74[62:52], v_skolemized_q#valueAsBitvector_74[51:0])) && ~lx~1 == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_11][0bv32]) && ~hx~2 == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_11][4bv32]) could not be translated [2023-12-02 16:31:52,575 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~x~0 == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64())) could not be translated [2023-12-02 16:31:52,575 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-12-02 16:31:52,576 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2023-12-02 16:31:52,578 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode, v_skolemized_q#valueAsBitvector_74 : bv64 :: (~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_74[63:63], v_skolemized_q#valueAsBitvector_74[62:52], v_skolemized_q#valueAsBitvector_74[51:0]) && v_skolemized_q#valueAsBitvector_74[31:0] == ~lx~1) && v_skolemized_q#valueAsBitvector_74[63:32] == ~hx~2) could not be translated [2023-12-02 16:31:52,578 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14 : bv32, v_skolemized_q#valueAsBitvector_86 : bv64 :: (((~y == ~fp~64(v_skolemized_q#valueAsBitvector_86[63:63], v_skolemized_q#valueAsBitvector_86[62:52], v_skolemized_q#valueAsBitvector_86[51:0]) && #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14][0bv32] == v_skolemized_q#valueAsBitvector_86[31:0]) && v_skolemized_q#valueAsBitvector_86[63:32] == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14][4bv32]) && #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14][0bv32] == ~ly~0) && ~hy~1 == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14][4bv32]) could not be translated [2023-12-02 16:31:52,578 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~x~0 == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64())) could not be translated [2023-12-02 16:31:52,578 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~x == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64())) could not be translated [2023-12-02 16:31:52,579 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~iy~0 [2023-12-02 16:31:52,579 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~hy~1 [2023-12-02 16:31:52,579 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_69 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~64(v_skolemized_q#valueAsBitvector_69[63:63], v_skolemized_q#valueAsBitvector_69[62:52], v_skolemized_q#valueAsBitvector_69[51:0]) == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64()) && ~ix~0 == ~bvand~32(v_skolemized_q#valueAsBitvector_69[63:32], 2147483647bv32)) could not be translated [2023-12-02 16:31:52,579 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-12-02 16:31:52,579 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~y [2023-12-02 16:31:52,579 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression ~y has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-12-02 16:31:52,582 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_fabs_double_~#sh_u~3#1.base_10 : bv32, v_skolemized_q#valueAsBitvector_104 : bv64, v_skolemized_q#valueAsBitvector_103 : bv64, v_ULTIMATE.start_fabs_double_~#gh_u~3#1.base_10 : bv32, currentRoundingMode : FloatRoundingMode :: (((~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_104[63:63], v_skolemized_q#valueAsBitvector_104[62:52], v_skolemized_q#valueAsBitvector_104[51:0]) && #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~3#1.base_10][4bv32] == ~bvand~32(2147483647bv32, #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~3#1.base_10][4bv32])) && #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~3#1.base_10][0bv32] == v_skolemized_q#valueAsBitvector_104[31:0]) && ~fp~64(v_skolemized_q#valueAsBitvector_103[63:63], v_skolemized_q#valueAsBitvector_103[62:52], v_skolemized_q#valueAsBitvector_103[51:0]) == ~fp~64(v_skolemized_q#valueAsBitvector_104[63:63], v_skolemized_q#valueAsBitvector_104[62:52], v_skolemized_q#valueAsBitvector_104[51:0])) && v_skolemized_q#valueAsBitvector_103[63:32] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~3#1.base_10][4bv32]) could not be translated [2023-12-02 16:31:52,583 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode, v_skolemized_q#valueAsBitvector_74 : bv64 :: (~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_74[63:63], v_skolemized_q#valueAsBitvector_74[62:52], v_skolemized_q#valueAsBitvector_74[51:0]) && v_skolemized_q#valueAsBitvector_74[31:0] == ~lx~1) && v_skolemized_q#valueAsBitvector_74[63:32] == ~hx~2) could not be translated [2023-12-02 16:31:52,583 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_103 : bv64, v_ULTIMATE.start_fabs_double_~#gh_u~3#1.base_10 : bv32 :: (~high~0 == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~3#1.base_10][4bv32] && ~fp~64(v_skolemized_q#valueAsBitvector_103[63:63], v_skolemized_q#valueAsBitvector_103[62:52], v_skolemized_q#valueAsBitvector_103[51:0]) == ~x) && v_skolemized_q#valueAsBitvector_103[63:32] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~3#1.base_10][4bv32]) could not be translated [2023-12-02 16:31:52,583 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~x~0 == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64())) could not be translated [2023-12-02 16:31:52,584 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~x == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64())) could not be translated [2023-12-02 16:31:52,584 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_64 : bv64 :: (~ly~0 == v_skolemized_q#valueAsBitvector_64[31:0] && ~fp.gt~64(~fp~64(v_skolemized_q#valueAsBitvector_64[63:63], v_skolemized_q#valueAsBitvector_64[62:52], v_skolemized_q#valueAsBitvector_64[51:0]), ~Pluszero~64())) && v_skolemized_q#valueAsBitvector_64[63:32] == ~hy~1) could not be translated [2023-12-02 16:31:52,584 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_69 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~64(v_skolemized_q#valueAsBitvector_69[63:63], v_skolemized_q#valueAsBitvector_69[62:52], v_skolemized_q#valueAsBitvector_69[51:0]) == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64()) && ~ix~0 == ~bvand~32(v_skolemized_q#valueAsBitvector_69[63:32], 2147483647bv32)) could not be translated [2023-12-02 16:31:52,584 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_64 : bv64 :: (~iy~0 == ~bvand~32(v_skolemized_q#valueAsBitvector_64[63:32], 2147483647bv32) && ~ly~0 == v_skolemized_q#valueAsBitvector_64[31:0]) && ~fp.gt~64(~fp~64(v_skolemized_q#valueAsBitvector_64[63:63], v_skolemized_q#valueAsBitvector_64[62:52], v_skolemized_q#valueAsBitvector_64[51:0]), ~Pluszero~64())) could not be translated [2023-12-02 16:31:52,584 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-12-02 16:31:52,585 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~y [2023-12-02 16:31:52,585 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression ~y has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-12-02 16:31:52,587 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14 : bv32, v_skolemized_q#valueAsBitvector_86 : bv64 :: (((v_skolemized_q#valueAsBitvector_86[31:0] == 0bv32 && ~y == ~fp~64(v_skolemized_q#valueAsBitvector_86[63:63], v_skolemized_q#valueAsBitvector_86[62:52], v_skolemized_q#valueAsBitvector_86[51:0])) && #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14][0bv32] == 0bv32) && v_skolemized_q#valueAsBitvector_86[63:32] == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14][4bv32]) && ~hy~1 == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14][4bv32]) could not be translated [2023-12-02 16:31:52,587 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode, v_skolemized_q#valueAsBitvector_74 : bv64 :: (~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_74[63:63], v_skolemized_q#valueAsBitvector_74[62:52], v_skolemized_q#valueAsBitvector_74[51:0]) && v_skolemized_q#valueAsBitvector_74[31:0] == ~lx~1) && v_skolemized_q#valueAsBitvector_74[63:32] == ~hx~2) could not be translated [2023-12-02 16:31:52,588 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~x == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64())) could not be translated [2023-12-02 16:31:52,588 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14 : bv32, v_skolemized_q#valueAsBitvector_86 : bv64 :: ((~y == ~fp~64(v_skolemized_q#valueAsBitvector_86[63:63], v_skolemized_q#valueAsBitvector_86[62:52], v_skolemized_q#valueAsBitvector_86[51:0]) && #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14][0bv32] == v_skolemized_q#valueAsBitvector_86[31:0]) && #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14][0bv32] == ~ly~0) && ~hy~1 == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14][4bv32]) could not be translated [2023-12-02 16:31:52,588 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~x~0 == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64())) could not be translated [2023-12-02 16:31:52,588 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~iy~0 [2023-12-02 16:31:52,589 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~hy~1 [2023-12-02 16:31:52,589 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_69 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~64(v_skolemized_q#valueAsBitvector_69[63:63], v_skolemized_q#valueAsBitvector_69[62:52], v_skolemized_q#valueAsBitvector_69[51:0]) == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64()) && ~ix~0 == ~bvand~32(v_skolemized_q#valueAsBitvector_69[63:32], 2147483647bv32)) could not be translated [2023-12-02 16:31:52,589 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-12-02 16:31:52,590 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~y [2023-12-02 16:31:52,590 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression ~y has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-12-02 16:31:52,590 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~x~0 == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64())) could not be translated [2023-12-02 16:31:52,590 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-12-02 16:31:52,591 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2023-12-02 16:31:52,591 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-12-02 16:31:52,591 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-12-02 16:31:52,592 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~x~0 == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64())) could not be translated [2023-12-02 16:31:52,592 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-12-02 16:31:52,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 04:31:52 BoogieIcfgContainer [2023-12-02 16:31:52,592 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 16:31:52,593 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 16:31:52,593 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 16:31:52,593 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 16:31:52,594 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:29:07" (3/4) ... [2023-12-02 16:31:52,596 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 16:31:52,600 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_double [2023-12-02 16:31:52,616 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-12-02 16:31:52,616 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-12-02 16:31:52,616 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-02 16:31:52,617 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 16:31:52,758 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/witness.graphml [2023-12-02 16:31:52,759 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/witness.yml [2023-12-02 16:31:52,759 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 16:31:52,759 INFO L158 Benchmark]: Toolchain (without parser) took 233049.41ms. Allocated memory is still 98.6MB. Free memory was 75.0MB in the beginning and 49.3MB in the end (delta: 25.7MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2023-12-02 16:31:52,760 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 69.2MB. Free memory is still 46.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:31:52,760 INFO L158 Benchmark]: CACSL2BoogieTranslator took 465.42ms. Allocated memory is still 98.6MB. Free memory was 74.7MB in the beginning and 75.3MB in the end (delta: -613.0kB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2023-12-02 16:31:52,760 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.68ms. Allocated memory is still 98.6MB. Free memory was 75.3MB in the beginning and 70.7MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 16:31:52,761 INFO L158 Benchmark]: Boogie Preprocessor took 78.59ms. Allocated memory is still 98.6MB. Free memory was 70.7MB in the beginning and 65.7MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 16:31:52,761 INFO L158 Benchmark]: RCFGBuilder took 67577.15ms. Allocated memory is still 98.6MB. Free memory was 65.7MB in the beginning and 64.2MB in the end (delta: 1.4MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2023-12-02 16:31:52,761 INFO L158 Benchmark]: TraceAbstraction took 164671.35ms. Allocated memory is still 98.6MB. Free memory was 63.1MB in the beginning and 56.7MB in the end (delta: 6.4MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2023-12-02 16:31:52,762 INFO L158 Benchmark]: Witness Printer took 165.91ms. Allocated memory is still 98.6MB. Free memory was 56.7MB in the beginning and 49.3MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 16:31:52,764 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 69.2MB. Free memory is still 46.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 465.42ms. Allocated memory is still 98.6MB. Free memory was 74.7MB in the beginning and 75.3MB in the end (delta: -613.0kB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.68ms. Allocated memory is still 98.6MB. Free memory was 75.3MB in the beginning and 70.7MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.59ms. Allocated memory is still 98.6MB. Free memory was 70.7MB in the beginning and 65.7MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 67577.15ms. Allocated memory is still 98.6MB. Free memory was 65.7MB in the beginning and 64.2MB in the end (delta: 1.4MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. * TraceAbstraction took 164671.35ms. Allocated memory is still 98.6MB. Free memory was 63.1MB in the beginning and 56.7MB in the end (delta: 6.4MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. * Witness Printer took 165.91ms. Allocated memory is still 98.6MB. Free memory was 56.7MB in the beginning and 49.3MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_11 : bv32, v_skolemized_q#valueAsBitvector_74 : bv64, currentRoundingMode : FloatRoundingMode :: (((v_skolemized_q#valueAsBitvector_74[31:0] == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_11][0bv32] && v_skolemized_q#valueAsBitvector_74[63:32] == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_11][4bv32]) && ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_74[63:63], v_skolemized_q#valueAsBitvector_74[62:52], v_skolemized_q#valueAsBitvector_74[51:0])) && ~lx~1 == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_11][0bv32]) && ~hx~2 == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~2#1.base_11][4bv32]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~x~0 == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64())) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode, v_skolemized_q#valueAsBitvector_74 : bv64 :: (~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_74[63:63], v_skolemized_q#valueAsBitvector_74[62:52], v_skolemized_q#valueAsBitvector_74[51:0]) && v_skolemized_q#valueAsBitvector_74[31:0] == ~lx~1) && v_skolemized_q#valueAsBitvector_74[63:32] == ~hx~2) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14 : bv32, v_skolemized_q#valueAsBitvector_86 : bv64 :: (((~y == ~fp~64(v_skolemized_q#valueAsBitvector_86[63:63], v_skolemized_q#valueAsBitvector_86[62:52], v_skolemized_q#valueAsBitvector_86[51:0]) && #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14][0bv32] == v_skolemized_q#valueAsBitvector_86[31:0]) && v_skolemized_q#valueAsBitvector_86[63:32] == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14][4bv32]) && #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14][0bv32] == ~ly~0) && ~hy~1 == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14][4bv32]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~x~0 == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64())) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~x == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64())) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~iy~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~hy~1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_69 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~64(v_skolemized_q#valueAsBitvector_69[63:63], v_skolemized_q#valueAsBitvector_69[62:52], v_skolemized_q#valueAsBitvector_69[51:0]) == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64()) && ~ix~0 == ~bvand~32(v_skolemized_q#valueAsBitvector_69[63:32], 2147483647bv32)) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~y - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression ~y has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_fabs_double_~#sh_u~3#1.base_10 : bv32, v_skolemized_q#valueAsBitvector_104 : bv64, v_skolemized_q#valueAsBitvector_103 : bv64, v_ULTIMATE.start_fabs_double_~#gh_u~3#1.base_10 : bv32, currentRoundingMode : FloatRoundingMode :: (((~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_104[63:63], v_skolemized_q#valueAsBitvector_104[62:52], v_skolemized_q#valueAsBitvector_104[51:0]) && #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~3#1.base_10][4bv32] == ~bvand~32(2147483647bv32, #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~3#1.base_10][4bv32])) && #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~3#1.base_10][0bv32] == v_skolemized_q#valueAsBitvector_104[31:0]) && ~fp~64(v_skolemized_q#valueAsBitvector_103[63:63], v_skolemized_q#valueAsBitvector_103[62:52], v_skolemized_q#valueAsBitvector_103[51:0]) == ~fp~64(v_skolemized_q#valueAsBitvector_104[63:63], v_skolemized_q#valueAsBitvector_104[62:52], v_skolemized_q#valueAsBitvector_104[51:0])) && v_skolemized_q#valueAsBitvector_103[63:32] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~3#1.base_10][4bv32]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode, v_skolemized_q#valueAsBitvector_74 : bv64 :: (~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_74[63:63], v_skolemized_q#valueAsBitvector_74[62:52], v_skolemized_q#valueAsBitvector_74[51:0]) && v_skolemized_q#valueAsBitvector_74[31:0] == ~lx~1) && v_skolemized_q#valueAsBitvector_74[63:32] == ~hx~2) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_103 : bv64, v_ULTIMATE.start_fabs_double_~#gh_u~3#1.base_10 : bv32 :: (~high~0 == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~3#1.base_10][4bv32] && ~fp~64(v_skolemized_q#valueAsBitvector_103[63:63], v_skolemized_q#valueAsBitvector_103[62:52], v_skolemized_q#valueAsBitvector_103[51:0]) == ~x) && v_skolemized_q#valueAsBitvector_103[63:32] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~3#1.base_10][4bv32]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~x~0 == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64())) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~x == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64())) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_64 : bv64 :: (~ly~0 == v_skolemized_q#valueAsBitvector_64[31:0] && ~fp.gt~64(~fp~64(v_skolemized_q#valueAsBitvector_64[63:63], v_skolemized_q#valueAsBitvector_64[62:52], v_skolemized_q#valueAsBitvector_64[51:0]), ~Pluszero~64())) && v_skolemized_q#valueAsBitvector_64[63:32] == ~hy~1) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_69 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~64(v_skolemized_q#valueAsBitvector_69[63:63], v_skolemized_q#valueAsBitvector_69[62:52], v_skolemized_q#valueAsBitvector_69[51:0]) == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64()) && ~ix~0 == ~bvand~32(v_skolemized_q#valueAsBitvector_69[63:32], 2147483647bv32)) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_64 : bv64 :: (~iy~0 == ~bvand~32(v_skolemized_q#valueAsBitvector_64[63:32], 2147483647bv32) && ~ly~0 == v_skolemized_q#valueAsBitvector_64[31:0]) && ~fp.gt~64(~fp~64(v_skolemized_q#valueAsBitvector_64[63:63], v_skolemized_q#valueAsBitvector_64[62:52], v_skolemized_q#valueAsBitvector_64[51:0]), ~Pluszero~64())) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~y - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression ~y has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14 : bv32, v_skolemized_q#valueAsBitvector_86 : bv64 :: (((v_skolemized_q#valueAsBitvector_86[31:0] == 0bv32 && ~y == ~fp~64(v_skolemized_q#valueAsBitvector_86[63:63], v_skolemized_q#valueAsBitvector_86[62:52], v_skolemized_q#valueAsBitvector_86[51:0])) && #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14][0bv32] == 0bv32) && v_skolemized_q#valueAsBitvector_86[63:32] == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14][4bv32]) && ~hy~1 == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14][4bv32]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode, v_skolemized_q#valueAsBitvector_74 : bv64 :: (~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_74[63:63], v_skolemized_q#valueAsBitvector_74[62:52], v_skolemized_q#valueAsBitvector_74[51:0]) && v_skolemized_q#valueAsBitvector_74[31:0] == ~lx~1) && v_skolemized_q#valueAsBitvector_74[63:32] == ~hx~2) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~x == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64())) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14 : bv32, v_skolemized_q#valueAsBitvector_86 : bv64 :: ((~y == ~fp~64(v_skolemized_q#valueAsBitvector_86[63:63], v_skolemized_q#valueAsBitvector_86[62:52], v_skolemized_q#valueAsBitvector_86[51:0]) && #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14][0bv32] == v_skolemized_q#valueAsBitvector_86[31:0]) && #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14][0bv32] == ~ly~0) && ~hy~1 == #memory_int[v_ULTIMATE.start___ieee754_pow_~#ew_u~3#1.base_14][4bv32]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~x~0 == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64())) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~iy~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~hy~1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_69 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~64(v_skolemized_q#valueAsBitvector_69[63:63], v_skolemized_q#valueAsBitvector_69[62:52], v_skolemized_q#valueAsBitvector_69[51:0]) == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64()) && ~ix~0 == ~bvand~32(v_skolemized_q#valueAsBitvector_69[63:32], 2147483647bv32)) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~y - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression ~y has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~x~0 == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64())) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~x~0 == ~fp.div~64(currentRoundingMode, ~to_fp~64(currentRoundingMode, 1.0), ~Pluszero~64())) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated * 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: 596]: 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, 190 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 164.6s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 99.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 16.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 13 mSolverCounterUnknown, 2628 SdHoareTripleChecker+Valid, 70.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2628 mSDsluCounter, 3270 SdHoareTripleChecker+Invalid, 67.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2209 mSDsCounter, 42 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 751 IncrementalHoareTripleChecker+Invalid, 806 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 42 mSolverCounterUnsat, 1061 mSDtfsCounter, 751 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 214 GetRequests, 116 SyntacticMatches, 3 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 51.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=190occurred in iteration=0, InterpolantAutomatonStates: 69, 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, 9 MinimizatonAttempts, 3 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 36 LocationsWithAnnotation, 68 PreInvPairs, 77 NumberOfFragments, 653 HoareAnnotationTreeSize, 68 FomulaSimplifications, 74 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 36 FomulaSimplificationsInter, 1150 FormulaSimplificationTreeSizeReductionInter, 16.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 3.1s SatisfiabilityAnalysisTime, 42.4s InterpolantComputationTime, 180 NumberOfCodeBlocks, 180 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 171 ConstructedInterpolants, 88 QuantifiedInterpolants, 3599 SizeOfPredicates, 97 NumberOfNonLiveVariables, 1338 ConjunctsInSsa, 167 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 374]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 31]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 407]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: null RESULT: Ultimate proved your program to be correct! [2023-12-02 16:31:52,978 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2023-12-02 16:31:53,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51c3e337-2079-48e1-b474-ae2762392ed2/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE