./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/neural-networks/poly_16_16_thresh_0_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/neural-networks/poly_16_16_thresh_0_safe.c-amalgamation.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 3858bd52485f4fc1931bf0647d9f8836da9bf3fd9ea7fba61a5260d35d3ea717 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 12:49:58,642 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 12:49:58,695 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-03 12:49:58,702 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 12:49:58,702 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 12:49:58,722 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 12:49:58,724 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 12:49:58,724 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 12:49:58,726 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 12:49:58,726 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 12:49:58,726 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 12:49:58,726 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 12:49:58,726 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 12:49:58,726 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 12:49:58,726 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 12:49:58,726 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 12:49:58,727 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 12:49:58,727 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 12:49:58,727 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 12:49:58,727 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 12:49:58,727 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 12:49:58,727 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 12:49:58,727 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 12:49:58,727 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 12:49:58,727 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 12:49:58,727 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 12:49:58,727 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 12:49:58,727 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 12:49:58,727 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 12:49:58,727 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 12:49:58,727 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 12:49:58,727 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 12:49:58,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 12:49:58,727 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 12:49:58,728 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 12:49:58,728 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 12:49:58,728 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 12:49:58,728 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 12:49:58,728 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 12:49:58,728 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 12:49:58,728 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 12:49:58,728 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 12:49:58,728 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 12:49:58,728 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 3858bd52485f4fc1931bf0647d9f8836da9bf3fd9ea7fba61a5260d35d3ea717 [2025-03-03 12:49:58,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 12:49:58,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 12:49:58,949 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 12:49:58,951 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 12:49:58,951 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 12:49:58,953 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/neural-networks/poly_16_16_thresh_0_safe.c-amalgamation.i [2025-03-03 12:50:00,115 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee6469adc/77d20b541db549e0bfc264a7db87869f/FLAG7549ce56c [2025-03-03 12:50:00,506 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 12:50:00,510 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/neural-networks/poly_16_16_thresh_0_safe.c-amalgamation.i [2025-03-03 12:50:00,537 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee6469adc/77d20b541db549e0bfc264a7db87869f/FLAG7549ce56c [2025-03-03 12:50:00,554 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee6469adc/77d20b541db549e0bfc264a7db87869f [2025-03-03 12:50:00,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 12:50:00,557 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 12:50:00,559 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 12:50:00,559 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 12:50:00,562 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 12:50:00,562 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 12:50:00" (1/1) ... [2025-03-03 12:50:00,564 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a85b5a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:50:00, skipping insertion in model container [2025-03-03 12:50:00,564 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 12:50:00" (1/1) ... [2025-03-03 12:50:00,606 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 12:50:01,116 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:3127) 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:1658) 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:1535) 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:3266) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3110) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2345) 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:1265) 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:1195) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1178) 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:392) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1685) 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:3589) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2572) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:649) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2025-03-03 12:50:01,123 INFO L158 Benchmark]: Toolchain (without parser) took 565.36ms. Allocated memory is still 142.6MB. Free memory was 108.4MB in the beginning and 88.0MB in the end (delta: 20.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-03 12:50:01,124 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 226.5MB. Free memory is still 146.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 12:50:01,124 INFO L158 Benchmark]: CACSL2BoogieTranslator took 563.43ms. Allocated memory is still 142.6MB. Free memory was 108.4MB in the beginning and 88.0MB in the end (delta: 20.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-03 12:50:01,124 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 226.5MB. Free memory is still 146.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 563.43ms. Allocated memory is still 142.6MB. Free memory was 108.4MB in the beginning and 88.0MB 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: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/neural-networks/poly_16_16_thresh_0_safe.c-amalgamation.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 3858bd52485f4fc1931bf0647d9f8836da9bf3fd9ea7fba61a5260d35d3ea717 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 12:50:02,810 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 12:50:02,886 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-03 12:50:02,892 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 12:50:02,892 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 12:50:02,910 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 12:50:02,911 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 12:50:02,911 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 12:50:02,911 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 12:50:02,911 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 12:50:02,911 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 12:50:02,911 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 12:50:02,912 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 12:50:02,912 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 12:50:02,912 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 12:50:02,912 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 12:50:02,912 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 12:50:02,912 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 12:50:02,912 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 12:50:02,912 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 12:50:02,913 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 12:50:02,913 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 12:50:02,913 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 12:50:02,913 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 12:50:02,913 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 12:50:02,913 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 12:50:02,913 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 12:50:02,913 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 12:50:02,913 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 12:50:02,913 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 12:50:02,913 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 12:50:02,914 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 12:50:02,914 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 12:50:02,914 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 12:50:02,914 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 12:50:02,914 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 12:50:02,914 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 12:50:02,914 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 12:50:02,914 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 12:50:02,914 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 12:50:02,914 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 12:50:02,914 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 12:50:02,915 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 12:50:02,915 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 12:50:02,915 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 12:50:02,915 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 3858bd52485f4fc1931bf0647d9f8836da9bf3fd9ea7fba61a5260d35d3ea717 [2025-03-03 12:50:03,143 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 12:50:03,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 12:50:03,150 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 12:50:03,151 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 12:50:03,151 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 12:50:03,152 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/neural-networks/poly_16_16_thresh_0_safe.c-amalgamation.i [2025-03-03 12:50:04,276 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b13e13a19/3833be8bf7b04eac8a8ffcee24705198/FLAG5ffbe1296 [2025-03-03 12:50:04,629 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 12:50:04,630 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/neural-networks/poly_16_16_thresh_0_safe.c-amalgamation.i [2025-03-03 12:50:04,649 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b13e13a19/3833be8bf7b04eac8a8ffcee24705198/FLAG5ffbe1296 [2025-03-03 12:50:04,663 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b13e13a19/3833be8bf7b04eac8a8ffcee24705198 [2025-03-03 12:50:04,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 12:50:04,667 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 12:50:04,668 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 12:50:04,668 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 12:50:04,671 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 12:50:04,671 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 12:50:04" (1/1) ... [2025-03-03 12:50:04,673 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76d24d14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:50:04, skipping insertion in model container [2025-03-03 12:50:04,673 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 12:50:04" (1/1) ... [2025-03-03 12:50:04,714 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 12:50:05,239 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/neural-networks/poly_16_16_thresh_0_safe.c-amalgamation.i[71451,71464] [2025-03-03 12:50:05,429 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-03 12:50:05,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 12:50:05,460 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 12:50:05,491 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/neural-networks/poly_16_16_thresh_0_safe.c-amalgamation.i[71451,71464] [2025-03-03 12:50:05,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 12:50:05,759 INFO L204 MainTranslator]: Completed translation [2025-03-03 12:50:05,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:50:05 WrapperNode [2025-03-03 12:50:05,760 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 12:50:05,761 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 12:50:05,761 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 12:50:05,761 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 12:50:05,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:50:05" (1/1) ... [2025-03-03 12:50:05,814 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:50:05" (1/1) ... [2025-03-03 12:50:05,883 INFO L138 Inliner]: procedures = 779, calls = 1057, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1543 [2025-03-03 12:50:05,884 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 12:50:05,885 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 12:50:05,885 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 12:50:05,885 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 12:50:05,891 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:50:05" (1/1) ... [2025-03-03 12:50:05,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:50:05" (1/1) ... [2025-03-03 12:50:05,900 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:50:05" (1/1) ... [2025-03-03 12:50:05,943 INFO L175 MemorySlicer]: Split 889 memory accesses to 16 slices as follows [2, 7, 2, 86, 4, 28, 6, 37, 4, 2, 333, 3, 365, 2, 4, 4]. 41 percent of accesses are in the largest equivalence class. The 449 initializations are split as follows [2, 7, 2, 56, 1, 24, 0, 1, 0, 0, 321, 0, 34, 0, 1, 0]. The 358 writes are split as follows [0, 0, 0, 0, 0, 0, 3, 34, 2, 1, 4, 2, 309, 1, 0, 2]. [2025-03-03 12:50:05,944 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:50:05" (1/1) ... [2025-03-03 12:50:05,944 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:50:05" (1/1) ... [2025-03-03 12:50:05,983 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:50:05" (1/1) ... [2025-03-03 12:50:05,989 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:50:05" (1/1) ... [2025-03-03 12:50:06,000 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:50:05" (1/1) ... [2025-03-03 12:50:06,009 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:50:05" (1/1) ... [2025-03-03 12:50:06,026 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 12:50:06,027 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 12:50:06,028 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 12:50:06,028 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 12:50:06,028 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:50:05" (1/1) ... [2025-03-03 12:50:06,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 12:50:06,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 12:50:06,055 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-03 12:50:06,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-03 12:50:06,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2025-03-03 12:50:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2025-03-03 12:50:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2025-03-03 12:50:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2025-03-03 12:50:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2025-03-03 12:50:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2025-03-03 12:50:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2025-03-03 12:50:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2025-03-03 12:50:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2025-03-03 12:50:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2025-03-03 12:50:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2025-03-03 12:50:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11 [2025-03-03 12:50:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12 [2025-03-03 12:50:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#13 [2025-03-03 12:50:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#14 [2025-03-03 12:50:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#15 [2025-03-03 12:50:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#0 [2025-03-03 12:50:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#1 [2025-03-03 12:50:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#2 [2025-03-03 12:50:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#3 [2025-03-03 12:50:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#4 [2025-03-03 12:50:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#5 [2025-03-03 12:50:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#6 [2025-03-03 12:50:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#7 [2025-03-03 12:50:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#8 [2025-03-03 12:50:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#9 [2025-03-03 12:50:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#10 [2025-03-03 12:50:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#11 [2025-03-03 12:50:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#12 [2025-03-03 12:50:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#13 [2025-03-03 12:50:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#14 [2025-03-03 12:50:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#15 [2025-03-03 12:50:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 12:50:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 12:50:06,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 12:50:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-03 12:50:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-03 12:50:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-03 12:50:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-03 12:50:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-03 12:50:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-03 12:50:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-03 12:50:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-03 12:50:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-03-03 12:50:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-03-03 12:50:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-03-03 12:50:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-03-03 12:50:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-03-03 12:50:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-03-03 12:50:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-03-03 12:50:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-03-03 12:50:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-03 12:50:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-03 12:50:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-03 12:50:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-03 12:50:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-03 12:50:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-03 12:50:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-03 12:50:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-03 12:50:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-03-03 12:50:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-03-03 12:50:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-03-03 12:50:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-03-03 12:50:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-03-03 12:50:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-03-03 12:50:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-03-03 12:50:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-03-03 12:50:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-03 12:50:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-03 12:50:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-03 12:50:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-03 12:50:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-03 12:50:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-03 12:50:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-03 12:50:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-03 12:50:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2025-03-03 12:50:06,081 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2025-03-03 12:50:06,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2025-03-03 12:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2025-03-03 12:50:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2025-03-03 12:50:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2025-03-03 12:50:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2025-03-03 12:50:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2025-03-03 12:50:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2025-03-03 12:50:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2025-03-03 12:50:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2025-03-03 12:50:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2025-03-03 12:50:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2025-03-03 12:50:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2025-03-03 12:50:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2025-03-03 12:50:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2025-03-03 12:50:06,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2025-03-03 12:50:06,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2025-03-03 12:50:06,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2025-03-03 12:50:06,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2025-03-03 12:50:06,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2025-03-03 12:50:06,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2025-03-03 12:50:06,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2025-03-03 12:50:06,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2025-03-03 12:50:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2025-03-03 12:50:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2025-03-03 12:50:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2025-03-03 12:50:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2025-03-03 12:50:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2025-03-03 12:50:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2025-03-03 12:50:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#6 [2025-03-03 12:50:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#7 [2025-03-03 12:50:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#8 [2025-03-03 12:50:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#9 [2025-03-03 12:50:06,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#10 [2025-03-03 12:50:06,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#11 [2025-03-03 12:50:06,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#12 [2025-03-03 12:50:06,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#13 [2025-03-03 12:50:06,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#14 [2025-03-03 12:50:06,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#15 [2025-03-03 12:50:06,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2025-03-03 12:50:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2025-03-03 12:50:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2025-03-03 12:50:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2025-03-03 12:50:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2025-03-03 12:50:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2025-03-03 12:50:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2025-03-03 12:50:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2025-03-03 12:50:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2025-03-03 12:50:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2025-03-03 12:50:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2025-03-03 12:50:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2025-03-03 12:50:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2025-03-03 12:50:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2025-03-03 12:50:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2025-03-03 12:50:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2025-03-03 12:50:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2025-03-03 12:50:06,089 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2025-03-03 12:50:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#13 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#14 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#15 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2025-03-03 12:50:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2025-03-03 12:50:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2025-03-03 12:50:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2025-03-03 12:50:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2025-03-03 12:50:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2025-03-03 12:50:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2025-03-03 12:50:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2025-03-03 12:50:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2025-03-03 12:50:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2025-03-03 12:50:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2025-03-03 12:50:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-03 12:50:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-03 12:50:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-03 12:50:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-03 12:50:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-03 12:50:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-03 12:50:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-03 12:50:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-03 12:50:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-03 12:50:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-03-03 12:50:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-03-03 12:50:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-03-03 12:50:06,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-03-03 12:50:06,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-03-03 12:50:06,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-03-03 12:50:06,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-03-03 12:50:06,096 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2025-03-03 12:50:06,096 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2025-03-03 12:50:06,421 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 12:50:06,423 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 12:50:33,857 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L974: call ULTIMATE.dealloc(main_~#input_array~0#1.base, main_~#input_array~0#1.offset);havoc main_~#input_array~0#1.base, main_~#input_array~0#1.offset;call ULTIMATE.dealloc(main_~#output_array~0#1.base, main_~#output_array~0#1.offset);havoc main_~#output_array~0#1.base, main_~#output_array~0#1.offset;call ULTIMATE.dealloc(main_~#input_tensor~0#1.base, main_~#input_tensor~0#1.offset);havoc main_~#input_tensor~0#1.base, main_~#input_tensor~0#1.offset;call ULTIMATE.dealloc(main_~#output_tensor~0#1.base, main_~#output_tensor~0#1.offset);havoc main_~#output_tensor~0#1.base, main_~#output_tensor~0#1.offset; [2025-03-03 12:50:34,048 INFO L? ?]: Removed 246 outVars from TransFormulas that were not future-live. [2025-03-03 12:50:34,048 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 12:50:34,059 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 12:50:34,060 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 12:50:34,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 12:50:34 BoogieIcfgContainer [2025-03-03 12:50:34,061 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 12:50:34,062 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 12:50:34,062 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 12:50:34,066 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 12:50:34,066 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 12:50:04" (1/3) ... [2025-03-03 12:50:34,066 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bbbf6e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 12:50:34, skipping insertion in model container [2025-03-03 12:50:34,067 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 12:50:05" (2/3) ... [2025-03-03 12:50:34,067 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bbbf6e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 12:50:34, skipping insertion in model container [2025-03-03 12:50:34,067 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 12:50:34" (3/3) ... [2025-03-03 12:50:34,068 INFO L128 eAbstractionObserver]: Analyzing ICFG poly_16_16_thresh_0_safe.c-amalgamation.i [2025-03-03 12:50:34,078 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 12:50:34,079 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG poly_16_16_thresh_0_safe.c-amalgamation.i that has 21 procedures, 201 locations, 1 initial locations, 60 loop locations, and 1 error locations. [2025-03-03 12:50:34,120 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 12:50:34,131 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;@5819384b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 12:50:34,132 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 12:50:34,135 INFO L276 IsEmpty]: Start isEmpty. Operand has 141 states, 123 states have (on average 1.5772357723577235) internal successors, (194), 124 states have internal predecessors, (194), 11 states have call successors, (11), 5 states have call predecessors, (11), 5 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2025-03-03 12:50:34,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2025-03-03 12:50:34,146 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 12:50:34,146 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 12:50:34,146 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 12:50:34,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 12:50:34,151 INFO L85 PathProgramCache]: Analyzing trace with hash -503338287, now seen corresponding path program 1 times [2025-03-03 12:50:34,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 12:50:34,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1866129488] [2025-03-03 12:50:34,181 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 12:50:34,181 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 [2025-03-03 12:50:34,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 12:50:34,184 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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) [2025-03-03 12:50:34,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2025-03-03 12:50:45,814 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 77 statements into 1 equivalence classes. [2025-03-03 12:50:48,718 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 77 of 77 statements. [2025-03-03 12:50:48,718 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 12:50:48,718 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 12:50:48,966 INFO L256 TraceCheckSpWp]: Trace formula consists of 4752 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 12:50:48,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 12:50:48,985 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2025-03-03 12:50:48,986 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 12:50:48,986 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 12:50:48,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1866129488] [2025-03-03 12:50:48,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1866129488] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 12:50:48,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 12:50:48,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-03 12:50:48,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905199038] [2025-03-03 12:50:48,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 12:50:48,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 12:50:48,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 12:50:49,004 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 12:50:49,004 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 12:50:49,007 INFO L87 Difference]: Start difference. First operand has 141 states, 123 states have (on average 1.5772357723577235) internal successors, (194), 124 states have internal predecessors, (194), 11 states have call successors, (11), 5 states have call predecessors, (11), 5 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2025-03-03 12:50:49,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 12:50:49,042 INFO L93 Difference]: Finished difference Result 279 states and 431 transitions. [2025-03-03 12:50:49,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 12:50:49,043 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 77 [2025-03-03 12:50:49,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 12:50:49,050 INFO L225 Difference]: With dead ends: 279 [2025-03-03 12:50:49,050 INFO L226 Difference]: Without dead ends: 137 [2025-03-03 12:50:49,054 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 12:50:49,060 INFO L435 NwaCegarLoop]: 210 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, 210 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 [2025-03-03 12:50:49,061 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 12:50:49,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2025-03-03 12:50:49,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2025-03-03 12:50:49,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 120 states have (on average 1.5333333333333334) internal successors, (184), 120 states have internal predecessors, (184), 11 states have call successors, (11), 5 states have call predecessors, (11), 5 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2025-03-03 12:50:49,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 206 transitions. [2025-03-03 12:50:49,093 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 206 transitions. Word has length 77 [2025-03-03 12:50:49,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 12:50:49,094 INFO L471 AbstractCegarLoop]: Abstraction has 137 states and 206 transitions. [2025-03-03 12:50:49,094 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2025-03-03 12:50:49,094 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 206 transitions. [2025-03-03 12:50:49,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2025-03-03 12:50:49,097 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 12:50:49,097 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 12:50:49,220 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2025-03-03 12:50:49,297 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2025-03-03 12:50:49,298 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 12:50:49,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 12:50:49,298 INFO L85 PathProgramCache]: Analyzing trace with hash 363713938, now seen corresponding path program 1 times [2025-03-03 12:50:49,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 12:50:49,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1046456210] [2025-03-03 12:50:49,303 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 12:50:49,303 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 [2025-03-03 12:50:49,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 12:50:49,306 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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) [2025-03-03 12:50:49,307 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2025-03-03 12:51:00,766 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 77 statements into 1 equivalence classes. [2025-03-03 12:51:07,231 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 77 of 77 statements. [2025-03-03 12:51:07,231 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 12:51:07,231 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 12:51:07,484 INFO L256 TraceCheckSpWp]: Trace formula consists of 4753 conjuncts, 13 conjuncts are in the unsatisfiable core [2025-03-03 12:51:07,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 12:51:09,125 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-03-03 12:51:09,125 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 12:51:09,126 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 12:51:09,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1046456210] [2025-03-03 12:51:09,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1046456210] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 12:51:09,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 12:51:09,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2025-03-03 12:51:09,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205385278] [2025-03-03 12:51:09,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 12:51:09,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-03-03 12:51:09,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 12:51:09,127 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-03-03 12:51:09,127 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2025-03-03 12:51:09,127 INFO L87 Difference]: Start difference. First operand 137 states and 206 transitions. Second operand has 9 states, 8 states have (on average 5.25) internal successors, (42), 8 states have internal predecessors, (42), 3 states have call successors, (7), 3 states have call predecessors, (7), 3 states have return successors, (7), 2 states have call predecessors, (7), 3 states have call successors, (7) [2025-03-03 12:51:13,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-03 12:51:17,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2025-03-03 12:51:21,612 WARN L539 Checker$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] [2025-03-03 12:51:25,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-03 12:51:29,633 WARN L539 Checker$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] [2025-03-03 12:51:35,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2025-03-03 12:51:35,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 12:51:35,129 INFO L93 Difference]: Finished difference Result 280 states and 424 transitions. [2025-03-03 12:51:35,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-03 12:51:35,130 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 5.25) internal successors, (42), 8 states have internal predecessors, (42), 3 states have call successors, (7), 3 states have call predecessors, (7), 3 states have return successors, (7), 2 states have call predecessors, (7), 3 states have call successors, (7) Word has length 77 [2025-03-03 12:51:35,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 12:51:35,132 INFO L225 Difference]: With dead ends: 280 [2025-03-03 12:51:35,132 INFO L226 Difference]: Without dead ends: 148 [2025-03-03 12:51:35,133 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 66 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2025-03-03 12:51:35,134 INFO L435 NwaCegarLoop]: 184 mSDtfsCounter, 373 mSDsluCounter, 824 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 34 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 373 SdHoareTripleChecker+Valid, 1008 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.4s IncrementalHoareTripleChecker+Time [2025-03-03 12:51:35,134 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [373 Valid, 1008 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 208 Invalid, 5 Unknown, 0 Unchecked, 25.4s Time] [2025-03-03 12:51:35,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2025-03-03 12:51:35,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2025-03-03 12:51:35,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 128 states have (on average 1.5234375) internal successors, (195), 129 states have internal predecessors, (195), 13 states have call successors, (13), 5 states have call predecessors, (13), 6 states have return successors, (15), 13 states have call predecessors, (15), 13 states have call successors, (15) [2025-03-03 12:51:35,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 223 transitions. [2025-03-03 12:51:35,147 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 223 transitions. Word has length 77 [2025-03-03 12:51:35,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 12:51:35,147 INFO L471 AbstractCegarLoop]: Abstraction has 148 states and 223 transitions. [2025-03-03 12:51:35,147 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 5.25) internal successors, (42), 8 states have internal predecessors, (42), 3 states have call successors, (7), 3 states have call predecessors, (7), 3 states have return successors, (7), 2 states have call predecessors, (7), 3 states have call successors, (7) [2025-03-03 12:51:35,148 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 223 transitions. [2025-03-03 12:51:35,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2025-03-03 12:51:35,149 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 12:51:35,150 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 12:51:35,291 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2025-03-03 12:51:35,359 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2025-03-03 12:51:35,359 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 12:51:35,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 12:51:35,362 INFO L85 PathProgramCache]: Analyzing trace with hash 1317942833, now seen corresponding path program 1 times [2025-03-03 12:51:35,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 12:51:35,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1749971696] [2025-03-03 12:51:35,366 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 12:51:35,366 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 [2025-03-03 12:51:35,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 12:51:35,368 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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) [2025-03-03 12:51:35,369 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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