./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i --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_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 171e6403d0a6e0feba8ddcb2417444714956e517ce217452b8605fc7a675a75e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 05:41:58,941 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 05:41:59,005 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 05:41:59,009 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 05:41:59,009 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 05:41:59,033 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 05:41:59,034 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 05:41:59,034 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 05:41:59,035 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 05:41:59,036 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 05:41:59,036 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 05:41:59,037 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 05:41:59,037 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 05:41:59,038 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 05:41:59,038 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 05:41:59,039 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 05:41:59,039 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 05:41:59,040 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 05:41:59,040 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 05:41:59,041 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 05:41:59,042 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 05:41:59,042 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 05:41:59,043 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 05:41:59,043 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 05:41:59,044 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 05:41:59,044 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 05:41:59,044 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 05:41:59,045 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 05:41:59,045 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 05:41:59,046 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 05:41:59,046 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 05:41:59,046 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:41:59,047 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 05:41:59,047 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 05:41:59,047 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 05:41:59,047 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 05:41:59,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 05:41:59,048 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 05:41:59,048 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 05:41:59,048 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 05:41:59,048 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 05:41:59,049 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 05:41:59,049 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 171e6403d0a6e0feba8ddcb2417444714956e517ce217452b8605fc7a675a75e [2023-11-29 05:41:59,249 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 05:41:59,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 05:41:59,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 05:41:59,273 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 05:41:59,273 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 05:41:59,274 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i [2023-11-29 05:42:01,992 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 05:42:02,307 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 05:42:02,308 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i [2023-11-29 05:42:02,338 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/data/5516cd175/638b6a11ad174343b44b8f837f46faec/FLAGca0e14f18 [2023-11-29 05:42:02,352 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/data/5516cd175/638b6a11ad174343b44b8f837f46faec [2023-11-29 05:42:02,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 05:42:02,356 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 05:42:02,358 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 05:42:02,358 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 05:42:02,363 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 05:42:02,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:42:02" (1/1) ... [2023-11-29 05:42:02,365 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68793e86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:42:02, skipping insertion in model container [2023-11-29 05:42:02,365 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:42:02" (1/1) ... [2023-11-29 05:42:02,433 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 05:42:03,352 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_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i[71413,71426] [2023-11-29 05:42:03,581 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2220) 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.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2499) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:305) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1427) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:222) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java: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.handleLoops(CHandler.java:3572) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1469) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:225) 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) [2023-11-29 05:42:03,586 INFO L158 Benchmark]: Toolchain (without parser) took 1228.67ms. Allocated memory is still 144.7MB. Free memory was 93.8MB in the beginning and 66.0MB in the end (delta: 27.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-29 05:42:03,586 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 98.6MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 05:42:03,587 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1226.57ms. Allocated memory is still 144.7MB. Free memory was 93.3MB in the beginning and 66.0MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-29 05:42:03,588 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 98.6MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1226.57ms. Allocated memory is still 144.7MB. Free memory was 93.3MB in the beginning and 66.0MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 171e6403d0a6e0feba8ddcb2417444714956e517ce217452b8605fc7a675a75e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 05:42:05,330 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 05:42:05,405 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 05:42:05,411 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 05:42:05,411 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 05:42:05,437 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 05:42:05,438 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 05:42:05,438 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 05:42:05,439 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 05:42:05,440 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 05:42:05,440 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 05:42:05,441 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 05:42:05,441 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 05:42:05,442 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 05:42:05,442 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 05:42:05,443 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 05:42:05,443 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 05:42:05,444 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 05:42:05,444 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 05:42:05,445 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 05:42:05,446 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 05:42:05,446 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 05:42:05,447 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 05:42:05,447 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 05:42:05,447 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 05:42:05,448 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 05:42:05,448 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 05:42:05,449 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 05:42:05,449 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 05:42:05,449 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 05:42:05,450 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 05:42:05,450 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 05:42:05,450 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 05:42:05,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:42:05,451 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 05:42:05,451 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 05:42:05,451 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 05:42:05,452 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 05:42:05,452 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 05:42:05,452 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 05:42:05,452 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 05:42:05,452 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 05:42:05,453 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 05:42:05,453 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 05:42:05,453 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 05:42:05,453 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 171e6403d0a6e0feba8ddcb2417444714956e517ce217452b8605fc7a675a75e [2023-11-29 05:42:05,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 05:42:05,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 05:42:05,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 05:42:05,769 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 05:42:05,770 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 05:42:05,771 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i [2023-11-29 05:42:08,550 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 05:42:08,887 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 05:42:08,888 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i [2023-11-29 05:42:08,913 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/data/c6a13cf4c/8af5fc117c3d40549a4eddaea67968bd/FLAG96999e333 [2023-11-29 05:42:08,925 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/data/c6a13cf4c/8af5fc117c3d40549a4eddaea67968bd [2023-11-29 05:42:08,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 05:42:08,929 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 05:42:08,930 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 05:42:08,930 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 05:42:08,935 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 05:42:08,936 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:42:08" (1/1) ... [2023-11-29 05:42:08,937 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@123b948d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:42:08, skipping insertion in model container [2023-11-29 05:42:08,937 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:42:08" (1/1) ... [2023-11-29 05:42:09,019 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 05:42:09,866 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_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i[71413,71426] [2023-11-29 05:42:10,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:42:10,197 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-29 05:42:10,218 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 05:42:10,245 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_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i[71413,71426] [2023-11-29 05:42:10,343 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:42:10,348 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 05:42:10,379 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_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/sv-benchmarks/c/neural-networks/softsign_w4_r4_case_1_unsafe.c-amalgamation.i[71413,71426] [2023-11-29 05:42:10,454 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:42:10,655 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 05:42:10,656 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 05:42:10,656 WARN L675 CHandler]: The function feof is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 05:42:10,656 WARN L675 CHandler]: The function recurrent_activation is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 05:42:10,656 WARN L675 CHandler]: The function output_activation is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 05:42:10,664 INFO L206 MainTranslator]: Completed translation [2023-11-29 05:42:10,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:42:10 WrapperNode [2023-11-29 05:42:10,665 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 05:42:10,666 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 05:42:10,666 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 05:42:10,667 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 05:42:10,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:42:10" (1/1) ... [2023-11-29 05:42:10,749 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:42:10" (1/1) ... [2023-11-29 05:42:10,813 INFO L138 Inliner]: procedures = 780, calls = 751, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 389 [2023-11-29 05:42:10,813 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 05:42:10,814 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 05:42:10,814 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 05:42:10,815 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 05:42:10,826 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:42:10" (1/1) ... [2023-11-29 05:42:10,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:42:10" (1/1) ... [2023-11-29 05:42:10,833 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:42:10" (1/1) ... [2023-11-29 05:42:10,875 INFO L175 MemorySlicer]: Split 166 memory accesses to 13 slices as follows [11, 2, 10, 7, 11, 2, 12, 9, 17, 33, 6, 3, 43]. 26 percent of accesses are in the largest equivalence class. The 99 initializations are split as follows [8, 2, 8, 7, 8, 2, 8, 8, 4, 32, 0, 0, 12]. The 27 writes are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 7, 0, 5, 1, 14]. [2023-11-29 05:42:10,875 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:42:10" (1/1) ... [2023-11-29 05:42:10,875 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:42:10" (1/1) ... [2023-11-29 05:42:10,912 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:42:10" (1/1) ... [2023-11-29 05:42:10,920 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:42:10" (1/1) ... [2023-11-29 05:42:10,936 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:42:10" (1/1) ... [2023-11-29 05:42:10,945 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:42:10" (1/1) ... [2023-11-29 05:42:10,961 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 05:42:10,962 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 05:42:10,963 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 05:42:10,963 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 05:42:10,963 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:42:10" (1/1) ... [2023-11-29 05:42:10,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:42:10,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:42:10,990 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 05:42:11,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 05:42:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2023-11-29 05:42:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2023-11-29 05:42:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2023-11-29 05:42:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2023-11-29 05:42:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2023-11-29 05:42:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2023-11-29 05:42:11,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2023-11-29 05:42:11,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2023-11-29 05:42:11,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2023-11-29 05:42:11,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2023-11-29 05:42:11,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2023-11-29 05:42:11,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11 [2023-11-29 05:42:11,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12 [2023-11-29 05:42:11,055 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNN [2023-11-29 05:42:11,055 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNN [2023-11-29 05:42:11,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#0 [2023-11-29 05:42:11,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#1 [2023-11-29 05:42:11,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#2 [2023-11-29 05:42:11,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#3 [2023-11-29 05:42:11,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#4 [2023-11-29 05:42:11,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#5 [2023-11-29 05:42:11,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#6 [2023-11-29 05:42:11,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#7 [2023-11-29 05:42:11,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#8 [2023-11-29 05:42:11,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#9 [2023-11-29 05:42:11,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#10 [2023-11-29 05:42:11,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#11 [2023-11-29 05:42:11,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#12 [2023-11-29 05:42:11,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 05:42:11,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-29 05:42:11,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-29 05:42:11,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-29 05:42:11,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-29 05:42:11,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-29 05:42:11,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-29 05:42:11,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-29 05:42:11,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-29 05:42:11,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-29 05:42:11,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-29 05:42:11,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-29 05:42:11,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-29 05:42:11,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-29 05:42:11,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 05:42:11,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 05:42:11,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-29 05:42:11,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-29 05:42:11,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-29 05:42:11,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-29 05:42:11,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2023-11-29 05:42:11,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2023-11-29 05:42:11,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2023-11-29 05:42:11,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2023-11-29 05:42:11,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2023-11-29 05:42:11,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2023-11-29 05:42:11,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2023-11-29 05:42:11,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2023-11-29 05:42:11,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2023-11-29 05:42:11,061 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-29 05:42:11,061 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-29 05:42:11,061 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-29 05:42:11,061 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-29 05:42:11,061 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2023-11-29 05:42:11,061 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2023-11-29 05:42:11,062 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2023-11-29 05:42:11,062 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2023-11-29 05:42:11,062 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2023-11-29 05:42:11,062 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2023-11-29 05:42:11,062 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2023-11-29 05:42:11,062 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2023-11-29 05:42:11,062 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2023-11-29 05:42:11,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 05:42:11,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-29 05:42:11,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-29 05:42:11,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-29 05:42:11,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-29 05:42:11,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-29 05:42:11,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-29 05:42:11,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-29 05:42:11,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-29 05:42:11,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-29 05:42:11,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-29 05:42:11,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-29 05:42:11,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-29 05:42:11,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-29 05:42:11,064 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_affine_matmul [2023-11-29 05:42:11,064 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_affine_matmul [2023-11-29 05:42:11,064 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2023-11-29 05:42:11,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2023-11-29 05:42:11,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 05:42:11,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 05:42:11,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-29 05:42:11,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-11-29 05:42:11,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2023-11-29 05:42:11,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2023-11-29 05:42:11,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2023-11-29 05:42:11,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2023-11-29 05:42:11,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2023-11-29 05:42:11,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2023-11-29 05:42:11,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2023-11-29 05:42:11,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2023-11-29 05:42:11,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2023-11-29 05:42:11,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2023-11-29 05:42:11,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2023-11-29 05:42:11,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2023-11-29 05:42:11,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2023-11-29 05:42:11,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2023-11-29 05:42:11,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2023-11-29 05:42:11,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2023-11-29 05:42:11,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2023-11-29 05:42:11,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2023-11-29 05:42:11,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2023-11-29 05:42:11,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2023-11-29 05:42:11,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2023-11-29 05:42:11,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2023-11-29 05:42:11,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2023-11-29 05:42:11,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2023-11-29 05:42:11,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2023-11-29 05:42:11,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2023-11-29 05:42:11,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2023-11-29 05:42:11,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2023-11-29 05:42:11,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2023-11-29 05:42:11,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2023-11-29 05:42:11,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7 [2023-11-29 05:42:11,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#8 [2023-11-29 05:42:11,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#9 [2023-11-29 05:42:11,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#10 [2023-11-29 05:42:11,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#11 [2023-11-29 05:42:11,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#12 [2023-11-29 05:42:11,069 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNNcell [2023-11-29 05:42:11,069 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNNcell [2023-11-29 05:42:11,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2023-11-29 05:42:11,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2023-11-29 05:42:11,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2023-11-29 05:42:11,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2023-11-29 05:42:11,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2023-11-29 05:42:11,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2023-11-29 05:42:11,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2023-11-29 05:42:11,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2023-11-29 05:42:11,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2023-11-29 05:42:11,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2023-11-29 05:42:11,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2023-11-29 05:42:11,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2023-11-29 05:42:11,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2023-11-29 05:42:11,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2023-11-29 05:42:11,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2023-11-29 05:42:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2023-11-29 05:42:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2023-11-29 05:42:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2023-11-29 05:42:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2023-11-29 05:42:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2023-11-29 05:42:11,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2023-11-29 05:42:11,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2023-11-29 05:42:11,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2023-11-29 05:42:11,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2023-11-29 05:42:11,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11 [2023-11-29 05:42:11,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12 [2023-11-29 05:42:11,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-29 05:42:11,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-29 05:42:11,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-29 05:42:11,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-29 05:42:11,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-29 05:42:11,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-29 05:42:11,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-29 05:42:11,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-29 05:42:11,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-29 05:42:11,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-29 05:42:11,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-29 05:42:11,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-29 05:42:11,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-29 05:42:11,365 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 05:42:11,368 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 05:42:26,520 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 05:42:26,623 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 05:42:26,624 INFO L309 CfgBuilder]: Removed 20 assume(true) statements. [2023-11-29 05:42:26,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:42:26 BoogieIcfgContainer [2023-11-29 05:42:26,624 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 05:42:26,627 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 05:42:26,627 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 05:42:26,630 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 05:42:26,630 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 05:42:08" (1/3) ... [2023-11-29 05:42:26,631 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6867c613 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:42:26, skipping insertion in model container [2023-11-29 05:42:26,631 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:42:10" (2/3) ... [2023-11-29 05:42:26,631 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6867c613 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:42:26, skipping insertion in model container [2023-11-29 05:42:26,631 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:42:26" (3/3) ... [2023-11-29 05:42:26,633 INFO L112 eAbstractionObserver]: Analyzing ICFG softsign_w4_r4_case_1_unsafe.c-amalgamation.i [2023-11-29 05:42:26,652 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 05:42:26,652 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 05:42:26,702 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 05:42:26,708 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@34d43433, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 05:42:26,709 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 05:42:26,713 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 83 states have (on average 1.7349397590361446) internal successors, (144), 84 states have internal predecessors, (144), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-29 05:42:26,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-29 05:42:26,722 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:42:26,722 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:42:26,723 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:42:26,728 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:42:26,728 INFO L85 PathProgramCache]: Analyzing trace with hash 1581324002, now seen corresponding path program 1 times [2023-11-29 05:42:26,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:42:26,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1879244811] [2023-11-29 05:42:26,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:42:26,745 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:42:26,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:42:26,747 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:42:26,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 05:42:27,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:42:27,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 05:42:27,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:42:27,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:42:27,574 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:42:27,575 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:42:27,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1879244811] [2023-11-29 05:42:27,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1879244811] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:42:27,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:42:27,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:42:27,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841761611] [2023-11-29 05:42:27,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:42:27,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 05:42:27,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:42:27,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 05:42:27,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 05:42:27,612 INFO L87 Difference]: Start difference. First operand has 97 states, 83 states have (on average 1.7349397590361446) internal successors, (144), 84 states have internal predecessors, (144), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:42:31,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:42:34,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:42:35,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:42:36,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:42:37,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:42:37,377 INFO L93 Difference]: Finished difference Result 191 states and 317 transitions. [2023-11-29 05:42:37,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 05:42:37,383 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2023-11-29 05:42:37,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:42:37,390 INFO L225 Difference]: With dead ends: 191 [2023-11-29 05:42:37,390 INFO L226 Difference]: Without dead ends: 95 [2023-11-29 05:42:37,392 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 05:42:37,395 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2023-11-29 05:42:37,396 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 1 Unknown, 0 Unchecked, 9.7s Time] [2023-11-29 05:42:37,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-11-29 05:42:37,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2023-11-29 05:42:37,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 82 states have (on average 1.4634146341463414) internal successors, (120), 82 states have internal predecessors, (120), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-29 05:42:37,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 134 transitions. [2023-11-29 05:42:37,427 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 134 transitions. Word has length 15 [2023-11-29 05:42:37,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:42:37,428 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 134 transitions. [2023-11-29 05:42:37,428 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:42:37,428 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 134 transitions. [2023-11-29 05:42:37,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-29 05:42:37,429 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:42:37,429 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:42:37,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:42:37,629 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:42:37,630 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:42:37,630 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:42:37,630 INFO L85 PathProgramCache]: Analyzing trace with hash 1183279199, now seen corresponding path program 1 times [2023-11-29 05:42:37,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:42:37,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [360560302] [2023-11-29 05:42:37,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:42:37,632 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:42:37,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:42:37,633 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:42:37,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-29 05:42:38,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:42:38,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 05:42:38,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:42:38,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:42:38,292 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:42:38,293 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:42:38,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [360560302] [2023-11-29 05:42:38,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [360560302] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:42:38,293 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:42:38,293 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:42:38,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957518333] [2023-11-29 05:42:38,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:42:38,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 05:42:38,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:42:38,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 05:42:38,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:42:38,297 INFO L87 Difference]: Start difference. First operand 95 states and 134 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:42:42,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:42:46,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:42:47,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:42:48,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:42:51,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:42:51,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:42:51,944 INFO L93 Difference]: Finished difference Result 188 states and 265 transitions. [2023-11-29 05:42:51,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:42:51,951 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2023-11-29 05:42:51,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:42:51,953 INFO L225 Difference]: With dead ends: 188 [2023-11-29 05:42:51,953 INFO L226 Difference]: Without dead ends: 95 [2023-11-29 05:42:51,954 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:42:51,955 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 0 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.6s IncrementalHoareTripleChecker+Time [2023-11-29 05:42:51,956 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 207 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 58 Invalid, 2 Unknown, 0 Unchecked, 13.6s Time] [2023-11-29 05:42:51,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-11-29 05:42:51,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2023-11-29 05:42:51,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 82 states have (on average 1.451219512195122) internal successors, (119), 82 states have internal predecessors, (119), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-29 05:42:51,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 133 transitions. [2023-11-29 05:42:51,965 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 133 transitions. Word has length 15 [2023-11-29 05:42:51,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:42:51,966 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 133 transitions. [2023-11-29 05:42:51,966 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:42:51,966 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 133 transitions. [2023-11-29 05:42:51,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-29 05:42:51,966 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:42:51,966 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:42:51,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/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)] Ended with exit code 0 [2023-11-29 05:42:52,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:42:52,167 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:42:52,168 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:42:52,168 INFO L85 PathProgramCache]: Analyzing trace with hash -2100570847, now seen corresponding path program 1 times [2023-11-29 05:42:52,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:42:52,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1265139407] [2023-11-29 05:42:52,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:42:52,169 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 [2023-11-29 05:42:52,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:42:52,170 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:42:52,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-29 05:42:53,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:42:53,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 05:42:53,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:42:53,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:42:53,268 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:42:53,268 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:42:53,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1265139407] [2023-11-29 05:42:53,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1265139407] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:42:53,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:42:53,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 05:42:53,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204737411] [2023-11-29 05:42:53,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:42:53,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 05:42:53,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:42:53,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 05:42:53,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 05:42:53,271 INFO L87 Difference]: Start difference. First operand 95 states and 133 transitions. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:42:57,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:43:01,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:43:05,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:43:09,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:43:11,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:43:13,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:43:15,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:43:15,574 INFO L93 Difference]: Finished difference Result 104 states and 143 transitions. [2023-11-29 05:43:15,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 05:43:15,578 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2023-11-29 05:43:15,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:43:15,580 INFO L225 Difference]: With dead ends: 104 [2023-11-29 05:43:15,580 INFO L226 Difference]: Without dead ends: 87 [2023-11-29 05:43:15,580 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:43:15,581 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 46 mSDsluCounter, 262 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 2 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.3s IncrementalHoareTripleChecker+Time [2023-11-29 05:43:15,582 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 363 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 120 Invalid, 4 Unknown, 0 Unchecked, 22.3s Time] [2023-11-29 05:43:15,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-29 05:43:15,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-29 05:43:15,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 75 states have (on average 1.44) internal successors, (108), 75 states have internal predecessors, (108), 6 states have call successors, (6), 5 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-29 05:43:15,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 120 transitions. [2023-11-29 05:43:15,589 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 120 transitions. Word has length 15 [2023-11-29 05:43:15,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:43:15,590 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 120 transitions. [2023-11-29 05:43:15,590 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:43:15,590 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 120 transitions. [2023-11-29 05:43:15,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-29 05:43:15,590 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:43:15,591 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:43:15,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 05:43:15,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:43:15,791 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:43:15,792 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:43:15,792 INFO L85 PathProgramCache]: Analyzing trace with hash -1719538458, now seen corresponding path program 1 times [2023-11-29 05:43:15,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:43:15,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [700017780] [2023-11-29 05:43:15,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:43:15,793 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:43:15,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:43:15,794 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:43:15,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 05:43:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:43:16,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-29 05:43:16,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:43:17,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:43:17,746 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:43:17,746 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:43:17,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [700017780] [2023-11-29 05:43:17,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [700017780] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:43:17,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:43:17,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 05:43:17,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967501920] [2023-11-29 05:43:17,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:43:17,747 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 05:43:17,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:43:17,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 05:43:17,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:43:17,748 INFO L87 Difference]: Start difference. First operand 87 states and 120 transitions. Second operand has 8 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 6 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:43:21,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:43:25,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:43:29,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:43:32,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:43:36,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:43:39,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:43:44,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:43:46,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:43:46,071 INFO L93 Difference]: Finished difference Result 104 states and 142 transitions. [2023-11-29 05:43:46,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 05:43:46,076 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 6 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2023-11-29 05:43:46,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:43:46,077 INFO L225 Difference]: With dead ends: 104 [2023-11-29 05:43:46,077 INFO L226 Difference]: Without dead ends: 94 [2023-11-29 05:43:46,077 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2023-11-29 05:43:46,079 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 168 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 207 mSolverCounterSat, 6 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 207 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:43:46,079 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 379 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 207 Invalid, 4 Unknown, 0 Unchecked, 28.0s Time] [2023-11-29 05:43:46,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-29 05:43:46,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 88. [2023-11-29 05:43:46,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 76 states have (on average 1.4342105263157894) internal successors, (109), 76 states have internal predecessors, (109), 6 states have call successors, (6), 5 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-29 05:43:46,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 121 transitions. [2023-11-29 05:43:46,099 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 121 transitions. Word has length 15 [2023-11-29 05:43:46,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:43:46,099 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 121 transitions. [2023-11-29 05:43:46,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 6 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 05:43:46,099 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 121 transitions. [2023-11-29 05:43:46,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-29 05:43:46,102 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:43:46,102 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:43:46,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 05:43:46,302 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:43:46,303 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:43:46,303 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:43:46,303 INFO L85 PathProgramCache]: Analyzing trace with hash 1834567953, now seen corresponding path program 1 times [2023-11-29 05:43:46,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:43:46,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2092044033] [2023-11-29 05:43:46,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:43:46,304 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:43:46,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:43:46,305 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:43:46,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-29 05:43:47,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:43:47,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-29 05:43:47,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:44:55,807 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:44:55,807 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:44:58,403 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:44:58,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2092044033] [2023-11-29 05:44:58,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2092044033] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 05:44:58,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1205555550] [2023-11-29 05:44:58,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:44:58,404 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 05:44:58,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 05:44:58,424 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 05:44:58,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-29 05:44:59,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:44:59,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 05:44:59,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:44:59,366 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-29 05:44:59,366 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:44:59,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1205555550] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:44:59,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 05:44:59,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 14 [2023-11-29 05:44:59,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103057593] [2023-11-29 05:44:59,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:44:59,367 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 05:44:59,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:44:59,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 05:44:59,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=247, Unknown=8, NotChecked=0, Total=306 [2023-11-29 05:44:59,368 INFO L87 Difference]: Start difference. First operand 88 states and 121 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2023-11-29 05:45:03,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:45:07,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:45:08,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:45:10,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:45:12,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:45:13,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:45:13,574 INFO L93 Difference]: Finished difference Result 177 states and 247 transitions. [2023-11-29 05:45:13,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:45:13,574 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) Word has length 54 [2023-11-29 05:45:13,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:45:13,576 INFO L225 Difference]: With dead ends: 177 [2023-11-29 05:45:13,576 INFO L226 Difference]: Without dead ends: 97 [2023-11-29 05:45:13,577 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 105 SyntacticMatches, 3 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 66.3s TimeCoverageRelationStatistics Valid=51, Invalid=247, Unknown=8, NotChecked=0, Total=306 [2023-11-29 05:45:13,578 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 7 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2023-11-29 05:45:13,578 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 184 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 58 Invalid, 2 Unknown, 0 Unchecked, 14.2s Time] [2023-11-29 05:45:13,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2023-11-29 05:45:13,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 95. [2023-11-29 05:45:13,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 82 states have (on average 1.4146341463414633) internal successors, (116), 82 states have internal predecessors, (116), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-29 05:45:13,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 130 transitions. [2023-11-29 05:45:13,601 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 130 transitions. Word has length 54 [2023-11-29 05:45:13,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:45:13,602 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 130 transitions. [2023-11-29 05:45:13,602 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2023-11-29 05:45:13,602 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 130 transitions. [2023-11-29 05:45:13,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-29 05:45:13,604 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:45:13,605 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:45:13,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/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)] Ended with exit code 0 [2023-11-29 05:45:13,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-11-29 05:45:14,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 05:45:14,005 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:45:14,006 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:45:14,006 INFO L85 PathProgramCache]: Analyzing trace with hash -2099280039, now seen corresponding path program 1 times [2023-11-29 05:45:14,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:45:14,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [837970513] [2023-11-29 05:45:14,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:45:14,007 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:45:14,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:45:14,008 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:45:14,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:45:15,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:45:15,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 925 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-29 05:45:15,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:46:22,909 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:46:22,909 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:46:25,290 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:46:25,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [837970513] [2023-11-29 05:46:25,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [837970513] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 05:46:25,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1750880699] [2023-11-29 05:46:25,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:46:25,291 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 05:46:25,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 05:46:25,292 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 05:46:25,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-29 05:46:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:46:26,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 925 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 05:46:26,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:46:26,525 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:46:26,525 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:46:26,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1750880699] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:46:26,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 05:46:26,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [13] total 17 [2023-11-29 05:46:26,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158409499] [2023-11-29 05:46:26,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:46:26,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:46:26,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:46:26,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:46:26,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=352, Unknown=8, NotChecked=0, Total=420 [2023-11-29 05:46:26,528 INFO L87 Difference]: Start difference. First operand 95 states and 130 transitions. Second operand has 6 states, 5 states have (on average 8.4) internal successors, (42), 6 states have internal predecessors, (42), 4 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (7), 2 states have call predecessors, (7), 4 states have call successors, (7) [2023-11-29 05:46:30,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:46:34,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:46:38,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:46:42,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:46:46,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:46:47,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:46:49,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:46:51,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:46:53,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:46:53,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:46:53,994 INFO L93 Difference]: Finished difference Result 189 states and 265 transitions. [2023-11-29 05:46:53,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 05:46:53,995 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.4) internal successors, (42), 6 states have internal predecessors, (42), 4 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (7), 2 states have call predecessors, (7), 4 states have call successors, (7) Word has length 56 [2023-11-29 05:46:53,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:46:53,996 INFO L225 Difference]: With dead ends: 189 [2023-11-29 05:46:53,996 INFO L226 Difference]: Without dead ends: 100 [2023-11-29 05:46:53,997 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 108 SyntacticMatches, 3 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 66.4s TimeCoverageRelationStatistics Valid=70, Invalid=428, Unknown=8, NotChecked=0, Total=506 [2023-11-29 05:46:53,998 INFO L413 NwaCegarLoop]: 88 mSDtfsCounter, 24 mSDsluCounter, 329 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.3s IncrementalHoareTripleChecker+Time [2023-11-29 05:46:53,998 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 417 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 155 Invalid, 5 Unknown, 0 Unchecked, 27.3s Time] [2023-11-29 05:46:53,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2023-11-29 05:46:54,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 96. [2023-11-29 05:46:54,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 83 states have (on average 1.4096385542168675) internal successors, (117), 83 states have internal predecessors, (117), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-29 05:46:54,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 131 transitions. [2023-11-29 05:46:54,017 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 131 transitions. Word has length 56 [2023-11-29 05:46:54,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:46:54,017 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 131 transitions. [2023-11-29 05:46:54,018 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.4) internal successors, (42), 6 states have internal predecessors, (42), 4 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (7), 2 states have call predecessors, (7), 4 states have call successors, (7) [2023-11-29 05:46:54,018 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 131 transitions. [2023-11-29 05:46:54,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-29 05:46:54,019 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:46:54,020 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:46:54,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-11-29 05:46:54,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:46:54,420 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:46:54,420 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:46:54,421 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:46:54,421 INFO L85 PathProgramCache]: Analyzing trace with hash -1299727071, now seen corresponding path program 1 times [2023-11-29 05:46:54,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:46:54,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1936115830] [2023-11-29 05:46:54,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:46:54,422 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 05:46:54,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:46:54,423 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 05:46:54,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:46:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:46:55,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 937 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-29 05:46:55,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:48:04,010 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 05:48:04,010 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:48:06,601 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:48:06,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1936115830] [2023-11-29 05:48:06,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1936115830] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 05:48:06,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1766965259] [2023-11-29 05:48:06,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:48:06,601 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 05:48:06,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 05:48:06,603 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 05:48:06,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdff4c72-2aa5-4736-84eb-0dde39ff8c15/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-11-29 05:48:09,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:48:09,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 937 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-29 05:48:09,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:48:11,047 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-29 05:48:11,047 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:48:12,497 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-29 05:48:12,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1766965259] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:48:12,498 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 05:48:12,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 8, 8] total 26 [2023-11-29 05:48:12,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205029425] [2023-11-29 05:48:12,498 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 05:48:12,499 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2023-11-29 05:48:12,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:48:12,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2023-11-29 05:48:12,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=764, Unknown=8, NotChecked=0, Total=870 [2023-11-29 05:48:12,500 INFO L87 Difference]: Start difference. First operand 96 states and 131 transitions. Second operand has 26 states, 20 states have (on average 6.0) internal successors, (120), 25 states have internal predecessors, (120), 12 states have call successors, (19), 4 states have call predecessors, (19), 9 states have return successors, (19), 9 states have call predecessors, (19), 12 states have call successors, (19) [2023-11-29 05:48:16,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:48:20,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:48:24,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:48:28,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:48:32,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:48:36,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:48:40,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:48:44,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:48:48,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:48:52,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:48:56,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:49:00,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:49:04,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:49:08,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:49:12,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:49:16,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:49:20,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:49:24,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:49:28,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:49:32,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:49:36,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:49:40,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 05:49:45,067 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:49:53,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:50:01,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:50:10,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:50:18,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:50:22,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:50:26,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:50:34,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:50:38,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:50:47,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:50:51,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:50:59,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:51:07,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:51:11,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:51:20,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:51:24,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:51:28,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:51:32,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:51:36,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:51:40,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:51:44,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:51:48,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:51:52,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:51:56,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:51:58,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:52:03,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:52:07,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:52:11,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:52:16,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:52:20,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:52:23,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:52:27,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:52:31,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:52:35,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:52:39,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:52:43,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:52:52,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:53:01,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:53:12,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:53:53,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:53:56,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:54:06,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:54:11,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:54:15,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:54:19,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:54:23,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:54:27,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:54:31,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:54:35,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:54:39,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:54:43,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:54:47,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:54:51,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:54:55,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:54:59,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:55:03,277 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:55:07,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:55:11,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:55:15,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:55:19,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:55:23,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:55:27,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:55:31,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:55:35,336 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:55:39,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:55:43,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:55:47,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:55:51,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:55:52,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:55:56,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:56:00,488 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:56:04,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:56:08,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:56:12,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:56:16,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:56:20,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:56:24,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:56:28,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:56:32,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:56:36,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:56:40,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:56:44,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:56:48,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:56:52,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:56:56,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:57:00,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:57:04,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:57:08,659 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]