./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB --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 2b8d674e21570b400d15a00bb2ab63a5ec375ae8339946920c219b30392facf2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:28:26,206 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:28:26,324 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-27 20:28:26,330 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:28:26,330 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:28:26,371 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:28:26,373 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:28:26,373 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:28:26,373 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:28:26,374 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:28:26,375 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:28:26,375 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:28:26,375 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:28:26,376 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:28:26,376 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:28:26,376 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:28:26,376 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:28:26,377 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 20:28:26,377 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 20:28:26,377 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 20:28:26,377 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:28:26,377 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:28:26,378 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:28:26,378 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:28:26,378 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 20:28:26,378 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:28:26,379 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:28:26,379 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:28:26,379 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:28:26,379 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:28:26,379 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:28:26,379 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:28:26,379 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:28:26,379 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:28:26,379 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:28:26,379 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:28:26,380 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:28:26,380 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:28:26,380 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:28:26,380 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:28:26,380 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:28:26,380 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:28:26,380 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 20:28:26,380 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 20:28:26,380 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:28:26,380 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:28:26,380 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:28:26,381 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:28:26,381 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 2b8d674e21570b400d15a00bb2ab63a5ec375ae8339946920c219b30392facf2 [2024-11-27 20:28:26,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:28:26,786 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:28:26,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:28:26,791 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:28:26,792 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:28:26,793 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i [2024-11-27 20:28:30,007 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/data/bc833fd3c/66bed7922e3a431989457281581806be/FLAG789631af7 [2024-11-27 20:28:30,598 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:28:30,599 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i [2024-11-27 20:28:30,653 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/data/bc833fd3c/66bed7922e3a431989457281581806be/FLAG789631af7 [2024-11-27 20:28:30,679 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/data/bc833fd3c/66bed7922e3a431989457281581806be [2024-11-27 20:28:30,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:28:30,684 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:28:30,688 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:28:30,688 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:28:30,694 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:28:30,695 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:28:30" (1/1) ... [2024-11-27 20:28:30,698 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@731ff348 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:28:30, skipping insertion in model container [2024-11-27 20:28:30,698 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:28:30" (1/1) ... [2024-11-27 20:28:30,794 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:28:32,056 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:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1494) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3184) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3028) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2273) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1228) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-27 20:28:32,065 INFO L158 Benchmark]: Toolchain (without parser) took 1379.23ms. Allocated memory is still 117.4MB. Free memory was 88.1MB in the beginning and 67.6MB in the end (delta: 20.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-27 20:28:32,065 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:28:32,066 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1374.91ms. Allocated memory is still 117.4MB. Free memory was 88.0MB in the beginning and 67.6MB in the end (delta: 20.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-27 20:28:32,067 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1374.91ms. Allocated memory is still 117.4MB. Free memory was 88.0MB in the beginning and 67.6MB in the end (delta: 20.4MB). Peak memory consumption was 25.2MB. 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:629) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB --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 2b8d674e21570b400d15a00bb2ab63a5ec375ae8339946920c219b30392facf2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:28:35,214 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:28:35,332 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-27 20:28:35,339 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:28:35,339 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:28:35,379 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:28:35,380 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:28:35,382 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:28:35,382 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:28:35,383 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:28:35,383 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:28:35,408 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:28:35,409 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:28:35,409 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:28:35,409 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:28:35,409 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:28:35,409 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:28:35,409 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 20:28:35,409 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 20:28:35,410 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:28:35,410 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:28:35,410 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:28:35,410 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:28:35,410 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 20:28:35,410 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 20:28:35,410 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 20:28:35,410 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 20:28:35,410 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:28:35,410 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:28:35,411 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:28:35,411 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:28:35,411 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:28:35,411 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:28:35,411 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:28:35,416 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:28:35,416 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:28:35,416 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:28:35,417 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:28:35,417 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:28:35,417 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:28:35,417 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:28:35,417 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:28:35,417 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:28:35,417 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:28:35,417 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 20:28:35,417 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 20:28:35,417 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:28:35,418 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:28:35,418 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:28:35,418 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:28:35,418 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 2b8d674e21570b400d15a00bb2ab63a5ec375ae8339946920c219b30392facf2 [2024-11-27 20:28:35,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:28:35,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:28:35,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:28:35,823 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:28:35,824 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:28:35,829 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i [2024-11-27 20:28:39,339 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/data/78162f3b1/0ad787a6f0624b5fa0661d63902cf415/FLAG6be4b90ae [2024-11-27 20:28:39,828 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:28:39,833 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i [2024-11-27 20:28:39,880 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/data/78162f3b1/0ad787a6f0624b5fa0661d63902cf415/FLAG6be4b90ae [2024-11-27 20:28:39,910 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/data/78162f3b1/0ad787a6f0624b5fa0661d63902cf415 [2024-11-27 20:28:39,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:28:39,915 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:28:39,918 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:28:39,919 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:28:39,928 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:28:39,929 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:28:39" (1/1) ... [2024-11-27 20:28:39,930 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3933b307 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:28:39, skipping insertion in model container [2024-11-27 20:28:39,930 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:28:39" (1/1) ... [2024-11-27 20:28:40,006 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:28:41,275 WARN L250 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_15177b81-9b45-47d1-97ae-bf50de8462d8/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i[71475,71488] [2024-11-27 20:28:41,685 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-27 20:28:41,690 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:28:41,715 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:28:41,791 WARN L250 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_15177b81-9b45-47d1-97ae-bf50de8462d8/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i[71475,71488] [2024-11-27 20:28:42,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:28:42,305 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:28:42,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:28:42 WrapperNode [2024-11-27 20:28:42,306 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:28:42,307 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:28:42,307 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:28:42,307 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:28:42,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:28:42" (1/1) ... [2024-11-27 20:28:42,395 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:28:42" (1/1) ... [2024-11-27 20:28:42,595 INFO L138 Inliner]: procedures = 779, calls = 975, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1547 [2024-11-27 20:28:42,595 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:28:42,596 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:28:42,596 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:28:42,596 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:28:42,608 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:28:42" (1/1) ... [2024-11-27 20:28:42,608 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:28:42" (1/1) ... [2024-11-27 20:28:42,620 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:28:42" (1/1) ... [2024-11-27 20:28:42,679 INFO L175 MemorySlicer]: Split 775 memory accesses to 16 slices as follows [4, 2, 7, 2, 44, 4, 2, 3, 285, 4, 118, 35, 2, 6, 253, 4]. 37 percent of accesses are in the largest equivalence class. The 465 initializations are split as follows [1, 2, 7, 2, 40, 0, 0, 0, 50, 1, 88, 33, 0, 0, 241, 0]. The 228 writes are split as follows [0, 0, 0, 0, 0, 2, 1, 2, 213, 0, 0, 0, 1, 3, 4, 2]. [2024-11-27 20:28:42,680 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:28:42" (1/1) ... [2024-11-27 20:28:42,680 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:28:42" (1/1) ... [2024-11-27 20:28:42,780 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:28:42" (1/1) ... [2024-11-27 20:28:42,789 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:28:42" (1/1) ... [2024-11-27 20:28:42,811 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:28:42" (1/1) ... [2024-11-27 20:28:42,840 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:28:42" (1/1) ... [2024-11-27 20:28:42,855 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:28:42" (1/1) ... [2024-11-27 20:28:42,889 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:28:42,891 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:28:42,891 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:28:42,891 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:28:42,892 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:28:42" (1/1) ... [2024-11-27 20:28:42,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:28:42,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:28:42,939 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:28:42,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:28:42,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-27 20:28:42,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-27 20:28:42,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-27 20:28:42,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-27 20:28:42,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-11-27 20:28:42,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-11-27 20:28:42,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2024-11-27 20:28:42,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2024-11-27 20:28:42,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2024-11-27 20:28:42,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2024-11-27 20:28:42,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2024-11-27 20:28:42,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11 [2024-11-27 20:28:42,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12 [2024-11-27 20:28:42,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#13 [2024-11-27 20:28:42,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#14 [2024-11-27 20:28:42,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#15 [2024-11-27 20:28:42,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#0 [2024-11-27 20:28:42,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#1 [2024-11-27 20:28:42,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#2 [2024-11-27 20:28:42,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#3 [2024-11-27 20:28:42,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#4 [2024-11-27 20:28:42,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#5 [2024-11-27 20:28:42,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#6 [2024-11-27 20:28:42,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#7 [2024-11-27 20:28:42,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#8 [2024-11-27 20:28:42,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#9 [2024-11-27 20:28:42,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#10 [2024-11-27 20:28:42,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#11 [2024-11-27 20:28:42,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#12 [2024-11-27 20:28:42,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#13 [2024-11-27 20:28:42,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#14 [2024-11-27 20:28:42,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#15 [2024-11-27 20:28:42,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:28:42,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:28:42,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:28:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-27 20:28:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-27 20:28:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-27 20:28:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-27 20:28:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-27 20:28:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-27 20:28:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-27 20:28:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-27 20:28:42,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-27 20:28:42,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-27 20:28:42,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-27 20:28:42,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-27 20:28:42,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-27 20:28:42,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-27 20:28:42,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-27 20:28:42,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-27 20:28:42,986 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-27 20:28:42,986 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-27 20:28:42,986 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-27 20:28:42,986 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-27 20:28:42,986 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-27 20:28:42,986 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-27 20:28:42,986 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-27 20:28:42,986 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-27 20:28:42,986 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-27 20:28:42,986 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-27 20:28:42,987 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-27 20:28:42,987 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-27 20:28:42,987 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-27 20:28:42,987 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-27 20:28:42,987 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-27 20:28:42,987 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-27 20:28:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-27 20:28:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-27 20:28:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-27 20:28:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-27 20:28:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-27 20:28:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-27 20:28:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-27 20:28:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-27 20:28:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-27 20:28:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-27 20:28:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-27 20:28:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-27 20:28:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-27 20:28:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-27 20:28:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-27 20:28:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-27 20:28:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-27 20:28:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-11-27 20:28:42,988 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-11-27 20:28:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-27 20:28:42,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-27 20:28:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-27 20:28:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-27 20:28:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-27 20:28:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-27 20:28:42,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-27 20:28:42,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-27 20:28:42,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-27 20:28:42,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-27 20:28:42,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-27 20:28:42,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-27 20:28:42,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-27 20:28:42,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-27 20:28:42,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-27 20:28:42,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-27 20:28:42,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-27 20:28:42,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-27 20:28:42,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-27 20:28:42,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-27 20:28:42,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-27 20:28:42,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-27 20:28:42,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-27 20:28:42,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-27 20:28:42,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-27 20:28:42,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-27 20:28:42,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-27 20:28:42,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-27 20:28:42,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-27 20:28:42,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-27 20:28:42,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-27 20:28:42,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-27 20:28:42,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-27 20:28:42,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-11-27 20:28:42,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-11-27 20:28:42,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-27 20:28:42,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-27 20:28:42,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-27 20:28:42,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-27 20:28:42,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-11-27 20:28:42,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-11-27 20:28:42,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2024-11-27 20:28:42,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7 [2024-11-27 20:28:42,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#8 [2024-11-27 20:28:42,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#9 [2024-11-27 20:28:42,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#10 [2024-11-27 20:28:42,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#11 [2024-11-27 20:28:42,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#12 [2024-11-27 20:28:42,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#13 [2024-11-27 20:28:42,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#14 [2024-11-27 20:28:42,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#15 [2024-11-27 20:28:42,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-27 20:28:42,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-27 20:28:42,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-27 20:28:42,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-27 20:28:42,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-27 20:28:42,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-27 20:28:42,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-27 20:28:42,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-27 20:28:42,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-27 20:28:42,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-27 20:28:42,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-27 20:28:42,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-27 20:28:42,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-27 20:28:43,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-27 20:28:43,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-11-27 20:28:43,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-11-27 20:28:43,000 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-11-27 20:28:43,000 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-11-27 20:28:43,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-27 20:28:43,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-27 20:28:43,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-27 20:28:43,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-27 20:28:43,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-11-27 20:28:43,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-11-27 20:28:43,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2024-11-27 20:28:43,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2024-11-27 20:28:43,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2024-11-27 20:28:43,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2024-11-27 20:28:43,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2024-11-27 20:28:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11 [2024-11-27 20:28:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12 [2024-11-27 20:28:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#13 [2024-11-27 20:28:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#14 [2024-11-27 20:28:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#15 [2024-11-27 20:28:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-27 20:28:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-27 20:28:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-27 20:28:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-27 20:28:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-27 20:28:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-27 20:28:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-27 20:28:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-27 20:28:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-27 20:28:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-27 20:28:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-27 20:28:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-27 20:28:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-27 20:28:43,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-27 20:28:43,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-11-27 20:28:43,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-11-27 20:28:43,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-27 20:28:43,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-27 20:28:43,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-27 20:28:43,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-27 20:28:43,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-27 20:28:43,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-27 20:28:43,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-27 20:28:43,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-27 20:28:43,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-27 20:28:43,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-27 20:28:43,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-27 20:28:43,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-27 20:28:43,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-27 20:28:43,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-27 20:28:43,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-27 20:28:43,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-27 20:28:43,007 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-11-27 20:28:43,007 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-11-27 20:28:43,565 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:28:43,568 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:29:15,976 INFO L? ?]: Removed 292 outVars from TransFormulas that were not future-live. [2024-11-27 20:29:15,977 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:29:16,007 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:29:16,008 INFO L312 CfgBuilder]: Removed 44 assume(true) statements. [2024-11-27 20:29:16,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:29:16 BoogieIcfgContainer [2024-11-27 20:29:16,008 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:29:16,011 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:29:16,011 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:29:16,017 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:29:16,017 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:28:39" (1/3) ... [2024-11-27 20:29:16,018 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b52d62c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:29:16, skipping insertion in model container [2024-11-27 20:29:16,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:28:42" (2/3) ... [2024-11-27 20:29:16,020 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b52d62c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:29:16, skipping insertion in model container [2024-11-27 20:29:16,021 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:29:16" (3/3) ... [2024-11-27 20:29:16,022 INFO L128 eAbstractionObserver]: Analyzing ICFG poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i [2024-11-27 20:29:16,041 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:29:16,044 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i that has 21 procedures, 285 locations, 1 initial locations, 60 loop locations, and 1 error locations. [2024-11-27 20:29:16,134 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 20:29:16,151 INFO L333 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, 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;@63ec671b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 20:29:16,151 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 20:29:16,159 INFO L276 IsEmpty]: Start isEmpty. Operand has 225 states, 205 states have (on average 1.5414634146341464) internal successors, (316), 206 states have internal predecessors, (316), 13 states have call successors, (13), 5 states have call predecessors, (13), 5 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-27 20:29:16,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-27 20:29:16,196 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:29:16,197 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:29:16,199 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:29:16,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:16,204 INFO L85 PathProgramCache]: Analyzing trace with hash -887681933, now seen corresponding path program 1 times [2024-11-27 20:29:16,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:29:16,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1383717638] [2024-11-27 20:29:16,234 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:16,234 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 [2024-11-27 20:29:16,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:29:16,242 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 20:29:16,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:29:30,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:30,417 INFO L256 TraceCheckSpWp]: Trace formula consists of 3920 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 20:29:30,438 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:29:30,480 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-11-27 20:29:30,480 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:29:30,481 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:29:30,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1383717638] [2024-11-27 20:29:30,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1383717638] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:30,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:30,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:30,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073481069] [2024-11-27 20:29:30,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:30,490 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 20:29:30,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:29:30,516 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 20:29:30,517 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 20:29:30,523 INFO L87 Difference]: Start difference. First operand has 225 states, 205 states have (on average 1.5414634146341464) internal successors, (316), 206 states have internal predecessors, (316), 13 states have call successors, (13), 5 states have call predecessors, (13), 5 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-27 20:29:30,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:29:30,616 INFO L93 Difference]: Finished difference Result 447 states and 691 transitions. [2024-11-27 20:29:30,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 20:29:30,619 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 133 [2024-11-27 20:29:30,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:29:30,630 INFO L225 Difference]: With dead ends: 447 [2024-11-27 20:29:30,630 INFO L226 Difference]: Without dead ends: 221 [2024-11-27 20:29:30,639 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 20:29:30,643 INFO L435 NwaCegarLoop]: 296 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 20:29:30,644 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 296 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 20:29:30,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2024-11-27 20:29:30,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2024-11-27 20:29:30,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 202 states have (on average 1.316831683168317) internal successors, (266), 202 states have internal predecessors, (266), 13 states have call successors, (13), 5 states have call predecessors, (13), 5 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-27 20:29:30,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 292 transitions. [2024-11-27 20:29:30,708 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 292 transitions. Word has length 133 [2024-11-27 20:29:30,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:29:30,708 INFO L471 AbstractCegarLoop]: Abstraction has 221 states and 292 transitions. [2024-11-27 20:29:30,709 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-27 20:29:30,709 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 292 transitions. [2024-11-27 20:29:30,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-27 20:29:30,717 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:29:30,718 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:29:30,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-27 20:29:30,918 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:29:30,919 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:29:30,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:30,920 INFO L85 PathProgramCache]: Analyzing trace with hash -1432554507, now seen corresponding path program 1 times [2024-11-27 20:29:30,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:29:30,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1278971965] [2024-11-27 20:29:30,931 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:30,932 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 [2024-11-27 20:29:30,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:29:30,934 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 20:29:30,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:29:46,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:46,381 INFO L256 TraceCheckSpWp]: Trace formula consists of 3921 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-27 20:29:46,395 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:29:48,132 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-27 20:29:48,133 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:29:48,133 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:29:48,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1278971965] [2024-11-27 20:29:48,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1278971965] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:48,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:48,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-27 20:29:48,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137964009] [2024-11-27 20:29:48,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:48,136 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-27 20:29:48,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:29:48,137 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-27 20:29:48,137 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-27 20:29:48,137 INFO L87 Difference]: Start difference. First operand 221 states and 292 transitions. Second operand has 9 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-27 20:29:52,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:29:56,546 WARN L539 Checker$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] [2024-11-27 20:30:00,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:30:04,571 WARN L539 Checker$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] [2024-11-27 20:30:08,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:30:14,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:30:14,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:30:14,093 INFO L93 Difference]: Finished difference Result 454 states and 604 transitions. [2024-11-27 20:30:14,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-27 20:30:14,094 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) Word has length 133 [2024-11-27 20:30:14,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:30:14,099 INFO L225 Difference]: With dead ends: 454 [2024-11-27 20:30:14,099 INFO L226 Difference]: Without dead ends: 238 [2024-11-27 20:30:14,101 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 122 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2024-11-27 20:30:14,102 INFO L435 NwaCegarLoop]: 268 mSDtfsCounter, 535 mSDsluCounter, 1238 mSDsCounter, 0 mSdLazyCounter, 228 mSolverCounterSat, 39 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 535 SdHoareTripleChecker+Valid, 1506 SdHoareTripleChecker+Invalid, 272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 228 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.4s IncrementalHoareTripleChecker+Time [2024-11-27 20:30:14,105 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [535 Valid, 1506 Invalid, 272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 228 Invalid, 5 Unknown, 0 Unchecked, 25.4s Time] [2024-11-27 20:30:14,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2024-11-27 20:30:14,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2024-11-27 20:30:14,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 216 states have (on average 1.3101851851851851) internal successors, (283), 217 states have internal predecessors, (283), 15 states have call successors, (15), 5 states have call predecessors, (15), 6 states have return successors, (19), 15 states have call predecessors, (19), 15 states have call successors, (19) [2024-11-27 20:30:14,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 317 transitions. [2024-11-27 20:30:14,146 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 317 transitions. Word has length 133 [2024-11-27 20:30:14,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:30:14,147 INFO L471 AbstractCegarLoop]: Abstraction has 238 states and 317 transitions. [2024-11-27 20:30:14,147 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-27 20:30:14,148 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 317 transitions. [2024-11-27 20:30:14,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-27 20:30:14,154 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:30:14,154 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:30:14,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:30:14,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:30:14,355 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:30:14,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:30:14,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1862212813, now seen corresponding path program 1 times [2024-11-27 20:30:14,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:30:14,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1791259741] [2024-11-27 20:30:14,360 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:30:14,360 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 [2024-11-27 20:30:14,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:30:14,362 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 20:30:14,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:30:28,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:30:29,022 INFO L256 TraceCheckSpWp]: Trace formula consists of 3921 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-27 20:30:29,037 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:30:30,700 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-27 20:30:30,700 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:30:30,701 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:30:30,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1791259741] [2024-11-27 20:30:30,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1791259741] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:30:30,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:30:30,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-27 20:30:30,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887586934] [2024-11-27 20:30:30,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:30:30,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-27 20:30:30,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:30:30,703 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-27 20:30:30,703 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-27 20:30:30,704 INFO L87 Difference]: Start difference. First operand 238 states and 317 transitions. Second operand has 11 states, 9 states have (on average 5.111111111111111) internal successors, (46), 10 states have internal predecessors, (46), 4 states have call successors, (9), 3 states have call predecessors, (9), 4 states have return successors, (9), 2 states have call predecessors, (9), 4 states have call successors, (9) [2024-11-27 20:30:35,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:30:39,044 WARN L539 Checker$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] [2024-11-27 20:30:43,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:30:47,063 WARN L539 Checker$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] [2024-11-27 20:30:51,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:30:55,079 WARN L539 Checker$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] [2024-11-27 20:30:59,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:31:03,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:31:08,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:31:11,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:31:16,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:31:20,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:31:24,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:31:29,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:31:35,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:31:39,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:31:43,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:31:49,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:31:53,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:31:54,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:31:54,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:31:54,942 INFO L93 Difference]: Finished difference Result 722 states and 966 transitions. [2024-11-27 20:31:54,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-27 20:31:54,944 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 5.111111111111111) internal successors, (46), 10 states have internal predecessors, (46), 4 states have call successors, (9), 3 states have call predecessors, (9), 4 states have return successors, (9), 2 states have call predecessors, (9), 4 states have call successors, (9) Word has length 133 [2024-11-27 20:31:54,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:31:54,952 INFO L225 Difference]: With dead ends: 722 [2024-11-27 20:31:54,953 INFO L226 Difference]: Without dead ends: 489 [2024-11-27 20:31:54,955 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 122 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2024-11-27 20:31:54,960 INFO L435 NwaCegarLoop]: 418 mSDtfsCounter, 663 mSDsluCounter, 2961 mSDsCounter, 0 mSdLazyCounter, 745 mSolverCounterSat, 8 mSolverCounterUnsat, 17 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 82.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 674 SdHoareTripleChecker+Valid, 3379 SdHoareTripleChecker+Invalid, 770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 745 IncrementalHoareTripleChecker+Invalid, 17 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 83.3s IncrementalHoareTripleChecker+Time [2024-11-27 20:31:54,960 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [674 Valid, 3379 Invalid, 770 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 745 Invalid, 17 Unknown, 0 Unchecked, 83.3s Time] [2024-11-27 20:31:54,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 489 states. [2024-11-27 20:31:55,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 489 to 469. [2024-11-27 20:31:55,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 469 states, 428 states have (on average 1.3177570093457944) internal successors, (564), 432 states have internal predecessors, (564), 26 states have call successors, (26), 10 states have call predecessors, (26), 14 states have return successors, (41), 26 states have call predecessors, (41), 26 states have call successors, (41) [2024-11-27 20:31:55,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 469 states and 631 transitions. [2024-11-27 20:31:55,065 INFO L78 Accepts]: Start accepts. Automaton has 469 states and 631 transitions. Word has length 133 [2024-11-27 20:31:55,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:31:55,066 INFO L471 AbstractCegarLoop]: Abstraction has 469 states and 631 transitions. [2024-11-27 20:31:55,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 5.111111111111111) internal successors, (46), 10 states have internal predecessors, (46), 4 states have call successors, (9), 3 states have call predecessors, (9), 4 states have return successors, (9), 2 states have call predecessors, (9), 4 states have call successors, (9) [2024-11-27 20:31:55,067 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 631 transitions. [2024-11-27 20:31:55,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-27 20:31:55,072 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:31:55,072 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:31:55,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:31:55,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:31:55,273 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:31:55,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:31:55,274 INFO L85 PathProgramCache]: Analyzing trace with hash -565683082, now seen corresponding path program 1 times [2024-11-27 20:31:55,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:31:55,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1688317036] [2024-11-27 20:31:55,277 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:31:55,277 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 [2024-11-27 20:31:55,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:31:55,279 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 20:31:55,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:32:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:32:10,944 INFO L256 TraceCheckSpWp]: Trace formula consists of 3932 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-27 20:32:10,950 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:32:12,965 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 100 proven. 1 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-27 20:32:12,965 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:32:18,415 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-27 20:32:18,415 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:32:18,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1688317036] [2024-11-27 20:32:18,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1688317036] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 20:32:18,416 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 20:32:18,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10] total 20 [2024-11-27 20:32:18,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068329052] [2024-11-27 20:32:18,416 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 20:32:18,417 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-27 20:32:18,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:32:18,418 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-27 20:32:18,418 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=310, Unknown=0, NotChecked=0, Total=380 [2024-11-27 20:32:18,418 INFO L87 Difference]: Start difference. First operand 469 states and 631 transitions. Second operand has 20 states, 16 states have (on average 5.0625) internal successors, (81), 19 states have internal predecessors, (81), 8 states have call successors, (18), 4 states have call predecessors, (18), 7 states have return successors, (18), 4 states have call predecessors, (18), 8 states have call successors, (18) [2024-11-27 20:32:22,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:32:26,871 WARN L539 Checker$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] [2024-11-27 20:32:30,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:32:34,887 WARN L539 Checker$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 [1] [2024-11-27 20:32:38,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:32:42,905 WARN L539 Checker$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 [1] [2024-11-27 20:32:46,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:32:50,924 WARN L539 Checker$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 [] [2024-11-27 20:32:54,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:32:58,951 WARN L539 Checker$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 [] [2024-11-27 20:33:02,960 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:33:06,967 WARN L539 Checker$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] [2024-11-27 20:33:10,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 20:33:14,987 WARN L539 Checker$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] [2024-11-27 20:33:18,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-11-27 20:33:23,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:33:30,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:33:36,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:33:39,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-11-27 20:33:42,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:33:47,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:33:52,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:33:57,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:34:03,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:34:08,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:34:22,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:34:24,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:34:31,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-27 20:34:36,340 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] [2024-11-27 20:34:36,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:34:36,356 INFO L93 Difference]: Finished difference Result 1226 states and 1662 transitions. [2024-11-27 20:34:36,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-27 20:34:36,357 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 16 states have (on average 5.0625) internal successors, (81), 19 states have internal predecessors, (81), 8 states have call successors, (18), 4 states have call predecessors, (18), 7 states have return successors, (18), 4 states have call predecessors, (18), 8 states have call successors, (18) Word has length 134 [2024-11-27 20:34:36,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:34:36,363 INFO L225 Difference]: With dead ends: 1226 [2024-11-27 20:34:36,364 INFO L226 Difference]: Without dead ends: 762 [2024-11-27 20:34:36,367 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 282 GetRequests, 249 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 13.6s TimeCoverageRelationStatistics Valid=196, Invalid=926, Unknown=0, NotChecked=0, Total=1122 [2024-11-27 20:34:36,368 INFO L435 NwaCegarLoop]: 518 mSDtfsCounter, 628 mSDsluCounter, 5087 mSDsCounter, 0 mSdLazyCounter, 1101 mSolverCounterSat, 13 mSolverCounterUnsat, 23 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 126.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 644 SdHoareTripleChecker+Valid, 5605 SdHoareTripleChecker+Invalid, 1137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 1101 IncrementalHoareTripleChecker+Invalid, 23 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 128.4s IncrementalHoareTripleChecker+Time [2024-11-27 20:34:36,368 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [644 Valid, 5605 Invalid, 1137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 1101 Invalid, 23 Unknown, 0 Unchecked, 128.4s Time] [2024-11-27 20:34:36,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 762 states. [2024-11-27 20:34:36,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 762 to 707. [2024-11-27 20:34:36,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 707 states, 646 states have (on average 1.325077399380805) internal successors, (856), 654 states have internal predecessors, (856), 37 states have call successors, (37), 15 states have call predecessors, (37), 23 states have return successors, (67), 37 states have call predecessors, (67), 37 states have call successors, (67) [2024-11-27 20:34:36,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 707 states and 960 transitions. [2024-11-27 20:34:36,498 INFO L78 Accepts]: Start accepts. Automaton has 707 states and 960 transitions. Word has length 134 [2024-11-27 20:34:36,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:34:36,499 INFO L471 AbstractCegarLoop]: Abstraction has 707 states and 960 transitions. [2024-11-27 20:34:36,499 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 16 states have (on average 5.0625) internal successors, (81), 19 states have internal predecessors, (81), 8 states have call successors, (18), 4 states have call predecessors, (18), 7 states have return successors, (18), 4 states have call predecessors, (18), 8 states have call successors, (18) [2024-11-27 20:34:36,499 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 960 transitions. [2024-11-27 20:34:36,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-27 20:34:36,504 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:34:36,504 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:34:36,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:34:36,705 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 20:34:36,705 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:34:36,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:34:36,706 INFO L85 PathProgramCache]: Analyzing trace with hash 1672911859, now seen corresponding path program 2 times [2024-11-27 20:34:36,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:34:36,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1241293148] [2024-11-27 20:34:36,708 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-27 20:34:36,708 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 [2024-11-27 20:34:36,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:34:36,710 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 20:34:36,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15177b81-9b45-47d1-97ae-bf50de8462d8/bin/uautomizer-verify-aQ6SnzHsRB/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