./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_63_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_63_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 571abc267c5b28f5697c9d76287cb7bb71bedfdb3bf1bd7fc45637ee8d2e2957 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:32:03,330 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:32:03,393 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-29 04:32:03,397 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:32:03,397 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:32:03,420 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:32:03,420 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:32:03,421 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:32:03,421 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:32:03,422 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:32:03,422 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 04:32:03,423 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 04:32:03,424 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:32:03,424 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:32:03,425 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:32:03,425 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:32:03,426 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 04:32:03,426 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 04:32:03,427 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:32:03,427 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 04:32:03,428 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 04:32:03,429 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 04:32:03,429 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-29 04:32:03,430 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 04:32:03,430 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 04:32:03,431 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:32:03,431 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:32:03,432 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:32:03,432 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 04:32:03,433 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 04:32:03,433 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:32:03,433 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:32:03,434 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 04:32:03,434 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 04:32:03,434 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 04:32:03,434 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 04:32:03,435 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 04:32:03,435 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 04:32:03,435 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 04:32:03,435 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 04:32:03,435 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 04:32:03,436 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 571abc267c5b28f5697c9d76287cb7bb71bedfdb3bf1bd7fc45637ee8d2e2957 [2023-11-29 04:32:03,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:32:03,651 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:32:03,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:32:03,655 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:32:03,655 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:32:03,656 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_63_good.i [2023-11-29 04:32:06,417 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:32:06,759 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:32:06,760 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_63_good.i [2023-11-29 04:32:06,781 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/data/93d7e5a89/0027763860b04d76b3755f00adeffd29/FLAG590a76b55 [2023-11-29 04:32:06,793 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/data/93d7e5a89/0027763860b04d76b3755f00adeffd29 [2023-11-29 04:32:06,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:32:06,797 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:32:06,798 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:32:06,799 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:32:06,804 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:32:06,804 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:32:06" (1/1) ... [2023-11-29 04:32:06,805 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61845ce1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:06, skipping insertion in model container [2023-11-29 04:32:06,806 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:32:06" (1/1) ... [2023-11-29 04:32:06,867 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:32:08,183 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: sqrt at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1486) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:949) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1671) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:386) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3421) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2441) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-29 04:32:08,188 INFO L158 Benchmark]: Toolchain (without parser) took 1390.55ms. Allocated memory is still 140.5MB. Free memory was 103.9MB in the beginning and 79.3MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-29 04:32:08,189 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 109.1MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:32:08,189 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1388.07ms. Allocated memory is still 140.5MB. Free memory was 103.9MB in the beginning and 79.3MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-29 04:32:08,191 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 109.1MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1388.07ms. Allocated memory is still 140.5MB. Free memory was 103.9MB in the beginning and 79.3MB in the end (delta: 24.6MB). 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: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_63_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 571abc267c5b28f5697c9d76287cb7bb71bedfdb3bf1bd7fc45637ee8d2e2957 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:32:09,939 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:32:10,012 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2023-11-29 04:32:10,018 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:32:10,018 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:32:10,019 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-11-29 04:32:10,046 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:32:10,047 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:32:10,048 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:32:10,048 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:32:10,049 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:32:10,049 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 04:32:10,050 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 04:32:10,051 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:32:10,051 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:32:10,052 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:32:10,052 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:32:10,053 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 04:32:10,053 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:32:10,054 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 04:32:10,054 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 04:32:10,055 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 04:32:10,055 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 04:32:10,056 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 04:32:10,056 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-29 04:32:10,057 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 04:32:10,057 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 04:32:10,057 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 04:32:10,058 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:32:10,058 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:32:10,058 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:32:10,059 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 04:32:10,059 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 04:32:10,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:32:10,060 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:32:10,060 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 04:32:10,060 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 04:32:10,060 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 04:32:10,061 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 04:32:10,061 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 04:32:10,061 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 04:32:10,061 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 04:32:10,061 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 04:32:10,062 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 04:32:10,062 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 04:32:10,062 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 571abc267c5b28f5697c9d76287cb7bb71bedfdb3bf1bd7fc45637ee8d2e2957 [2023-11-29 04:32:10,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:32:10,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:32:10,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:32:10,388 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:32:10,388 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:32:10,390 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_63_good.i [2023-11-29 04:32:13,506 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:32:13,858 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:32:13,859 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_63_good.i [2023-11-29 04:32:13,887 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/data/7c74dd673/9be45167d1564ceda4142dbbbc153acd/FLAGfd8694f42 [2023-11-29 04:32:13,903 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/data/7c74dd673/9be45167d1564ceda4142dbbbc153acd [2023-11-29 04:32:13,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:32:13,907 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:32:13,909 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:32:13,909 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:32:13,914 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:32:13,915 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:32:13" (1/1) ... [2023-11-29 04:32:13,916 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2443ea1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:13, skipping insertion in model container [2023-11-29 04:32:13,916 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:32:13" (1/1) ... [2023-11-29 04:32:13,978 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:32:15,213 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:32:15,225 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 04:32:15,328 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:32:15,587 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:32:15,587 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:32:15,587 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:32:15,587 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 04:32:15,594 INFO L206 MainTranslator]: Completed translation [2023-11-29 04:32:15,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:15 WrapperNode [2023-11-29 04:32:15,594 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 04:32:15,595 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 04:32:15,596 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 04:32:15,596 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 04:32:15,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:15" (1/1) ... [2023-11-29 04:32:15,643 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:15" (1/1) ... [2023-11-29 04:32:15,675 INFO L138 Inliner]: procedures = 945, calls = 72, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 75 [2023-11-29 04:32:15,675 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 04:32:15,676 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 04:32:15,676 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 04:32:15,676 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 04:32:15,687 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:15" (1/1) ... [2023-11-29 04:32:15,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:15" (1/1) ... [2023-11-29 04:32:15,692 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:15" (1/1) ... [2023-11-29 04:32:15,708 INFO L175 MemorySlicer]: Split 7 memory accesses to 3 slices as follows [1, 3, 3]. 43 percent of accesses are in the largest equivalence class. The 1 initializations are split as follows [1, 0, 0]. The 4 writes are split as follows [0, 2, 2]. [2023-11-29 04:32:15,709 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:15" (1/1) ... [2023-11-29 04:32:15,709 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:15" (1/1) ... [2023-11-29 04:32:15,720 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:15" (1/1) ... [2023-11-29 04:32:15,722 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:15" (1/1) ... [2023-11-29 04:32:15,726 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:15" (1/1) ... [2023-11-29 04:32:15,729 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:15" (1/1) ... [2023-11-29 04:32:15,734 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 04:32:15,735 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 04:32:15,735 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 04:32:15,735 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 04:32:15,736 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:15" (1/1) ... [2023-11-29 04:32:15,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:32:15,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:32:15,769 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 04:32:15,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 04:32:15,803 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-29 04:32:15,803 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-29 04:32:15,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 04:32:15,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 04:32:15,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 04:32:15,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 04:32:15,804 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-29 04:32:15,804 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-29 04:32:15,804 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-29 04:32:15,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 04:32:15,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 04:32:15,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-29 04:32:15,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-11-29 04:32:15,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2023-11-29 04:32:15,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2023-11-29 04:32:15,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2023-11-29 04:32:15,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2023-11-29 04:32:15,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2023-11-29 04:32:15,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2023-11-29 04:32:15,971 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 04:32:15,973 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 04:32:19,609 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 04:32:19,648 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 04:32:19,648 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-29 04:32:19,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:32:19 BoogieIcfgContainer [2023-11-29 04:32:19,649 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 04:32:19,651 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 04:32:19,651 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 04:32:19,653 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 04:32:19,654 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 04:32:13" (1/3) ... [2023-11-29 04:32:19,654 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ad33cd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:32:19, skipping insertion in model container [2023-11-29 04:32:19,654 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:32:15" (2/3) ... [2023-11-29 04:32:19,655 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ad33cd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:32:19, skipping insertion in model container [2023-11-29 04:32:19,655 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:32:19" (3/3) ... [2023-11-29 04:32:19,656 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_square_63_good.i [2023-11-29 04:32:19,670 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 04:32:19,670 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2023-11-29 04:32:19,709 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 04:32:19,714 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3a378f1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 04:32:19,714 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2023-11-29 04:32:19,718 INFO L276 IsEmpty]: Start isEmpty. Operand has 31 states, 18 states have (on average 1.4444444444444444) internal successors, (26), 23 states have internal predecessors, (26), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-29 04:32:19,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-29 04:32:19,725 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:19,726 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:32:19,726 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2023-11-29 04:32:19,731 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:32:19,732 INFO L85 PathProgramCache]: Analyzing trace with hash 724132586, now seen corresponding path program 1 times [2023-11-29 04:32:19,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:32:19,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [410289660] [2023-11-29 04:32:19,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:19,746 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:32:19,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:32:19,773 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:32:19,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 04:32:19,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:32:19,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 04:32:19,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:32:19,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:32:19,995 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:32:19,996 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:32:19,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [410289660] [2023-11-29 04:32:19,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [410289660] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:32:19,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:32:19,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:32:19,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078841280] [2023-11-29 04:32:19,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:32:20,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:32:20,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:32:20,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:32:20,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:32:20,033 INFO L87 Difference]: Start difference. First operand has 31 states, 18 states have (on average 1.4444444444444444) internal successors, (26), 23 states have internal predecessors, (26), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 04:32:20,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:32:20,220 INFO L93 Difference]: Finished difference Result 31 states and 36 transitions. [2023-11-29 04:32:20,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:32:20,222 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 8 [2023-11-29 04:32:20,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:32:20,229 INFO L225 Difference]: With dead ends: 31 [2023-11-29 04:32:20,230 INFO L226 Difference]: Without dead ends: 21 [2023-11-29 04:32:20,232 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:32:20,236 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 2 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:32:20,237 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 52 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 04:32:20,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2023-11-29 04:32:20,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2023-11-29 04:32:20,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 16 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 04:32:20,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 22 transitions. [2023-11-29 04:32:20,271 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 22 transitions. Word has length 8 [2023-11-29 04:32:20,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:32:20,271 INFO L495 AbstractCegarLoop]: Abstraction has 21 states and 22 transitions. [2023-11-29 04:32:20,272 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 04:32:20,272 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2023-11-29 04:32:20,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-29 04:32:20,273 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:20,273 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:32:20,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-29 04:32:20,473 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:32:20,474 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2023-11-29 04:32:20,474 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:32:20,474 INFO L85 PathProgramCache]: Analyzing trace with hash 1413688350, now seen corresponding path program 1 times [2023-11-29 04:32:20,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:32:20,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1873015356] [2023-11-29 04:32:20,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:20,475 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:32:20,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:32:20,477 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:32:20,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-29 04:32:20,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:32:20,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 04:32:20,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:32:20,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:32:20,656 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:32:20,657 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:32:20,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1873015356] [2023-11-29 04:32:20,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1873015356] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:32:20,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:32:20,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:32:20,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724480177] [2023-11-29 04:32:20,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:32:20,659 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:32:20,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:32:20,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:32:20,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:32:20,661 INFO L87 Difference]: Start difference. First operand 21 states and 22 transitions. Second operand has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-29 04:32:24,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:28,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 04:32:28,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:32:28,908 INFO L93 Difference]: Finished difference Result 22 states and 23 transitions. [2023-11-29 04:32:28,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 04:32:28,913 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 15 [2023-11-29 04:32:28,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:32:28,913 INFO L225 Difference]: With dead ends: 22 [2023-11-29 04:32:28,913 INFO L226 Difference]: Without dead ends: 21 [2023-11-29 04:32:28,914 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:32:28,915 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 7 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:32:28,915 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 34 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 2 Unknown, 0 Unchecked, 8.2s Time] [2023-11-29 04:32:28,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2023-11-29 04:32:28,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 20. [2023-11-29 04:32:28,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 15 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 04:32:28,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 21 transitions. [2023-11-29 04:32:28,919 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 21 transitions. Word has length 15 [2023-11-29 04:32:28,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:32:28,920 INFO L495 AbstractCegarLoop]: Abstraction has 20 states and 21 transitions. [2023-11-29 04:32:28,920 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-29 04:32:28,920 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2023-11-29 04:32:28,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-29 04:32:28,921 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:28,921 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:32:28,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-29 04:32:29,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:32:29,122 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2023-11-29 04:32:29,123 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:32:29,123 INFO L85 PathProgramCache]: Analyzing trace with hash 874669987, now seen corresponding path program 1 times [2023-11-29 04:32:29,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:32:29,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1786245884] [2023-11-29 04:32:29,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:29,123 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:32:29,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:32:29,124 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:32:29,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-29 04:32:29,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:32:29,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 04:32:29,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:32:29,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:32:29,317 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:32:29,318 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:32:29,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1786245884] [2023-11-29 04:32:29,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1786245884] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:32:29,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:32:29,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:32:29,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473355213] [2023-11-29 04:32:29,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:32:29,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:32:29,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:32:29,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:32:29,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:32:29,321 INFO L87 Difference]: Start difference. First operand 20 states and 21 transitions. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-29 04:32:29,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:32:29,398 INFO L93 Difference]: Finished difference Result 25 states and 25 transitions. [2023-11-29 04:32:29,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:32:29,398 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 16 [2023-11-29 04:32:29,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:32:29,399 INFO L225 Difference]: With dead ends: 25 [2023-11-29 04:32:29,399 INFO L226 Difference]: Without dead ends: 20 [2023-11-29 04:32:29,400 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:32:29,401 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 0 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:32:29,402 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 32 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 04:32:29,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2023-11-29 04:32:29,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2023-11-29 04:32:29,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 15 states have internal predecessors, (16), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 04:32:29,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2023-11-29 04:32:29,407 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 20 transitions. Word has length 16 [2023-11-29 04:32:29,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:32:29,408 INFO L495 AbstractCegarLoop]: Abstraction has 20 states and 20 transitions. [2023-11-29 04:32:29,408 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-29 04:32:29,408 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2023-11-29 04:32:29,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-29 04:32:29,409 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:32:29,409 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:32:29,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 04:32:29,609 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:32:29,610 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2023-11-29 04:32:29,610 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:32:29,610 INFO L85 PathProgramCache]: Analyzing trace with hash 1344840896, now seen corresponding path program 1 times [2023-11-29 04:32:29,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:32:29,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1102796559] [2023-11-29 04:32:29,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:32:29,611 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:32:29,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:32:29,613 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:32:29,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 04:33:53,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:33:53,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 04:33:53,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:33:54,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:33:54,413 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:33:54,413 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:33:54,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1102796559] [2023-11-29 04:33:54,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1102796559] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:33:54,414 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:33:54,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 04:33:54,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678226619] [2023-11-29 04:33:54,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:33:54,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:33:54,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:33:54,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:33:54,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:33:54,416 INFO L87 Difference]: Start difference. First operand 20 states and 20 transitions. Second operand has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-29 04:33:58,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:34:02,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:34:06,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 04:34:06,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:34:06,775 INFO L93 Difference]: Finished difference Result 20 states and 20 transitions. [2023-11-29 04:34:06,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:34:06,780 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 17 [2023-11-29 04:34:06,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:34:06,781 INFO L225 Difference]: With dead ends: 20 [2023-11-29 04:34:06,781 INFO L226 Difference]: Without dead ends: 19 [2023-11-29 04:34:06,781 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-29 04:34:06,783 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 5 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2023-11-29 04:34:06,783 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 44 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 3 Unknown, 0 Unchecked, 12.3s Time] [2023-11-29 04:34:06,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2023-11-29 04:34:06,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2023-11-29 04:34:06,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 04:34:06,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2023-11-29 04:34:06,787 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 19 transitions. Word has length 17 [2023-11-29 04:34:06,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:34:06,788 INFO L495 AbstractCegarLoop]: Abstraction has 19 states and 19 transitions. [2023-11-29 04:34:06,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-29 04:34:06,788 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2023-11-29 04:34:06,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-29 04:34:06,788 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:34:06,788 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:34:06,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 04:34:06,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:34:06,989 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2023-11-29 04:34:06,990 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:34:06,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1259605115, now seen corresponding path program 1 times [2023-11-29 04:34:06,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 04:34:06,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1500622717] [2023-11-29 04:34:06,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:34:06,990 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:34:06,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 04:34:06,991 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 04:34:06,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-29 04:35:13,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:35:13,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 04:35:13,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:35:14,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:35:14,545 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:35:14,546 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 04:35:14,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1500622717] [2023-11-29 04:35:14,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1500622717] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:35:14,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:35:14,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 04:35:14,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103227333] [2023-11-29 04:35:14,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:35:14,547 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:35:14,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 04:35:14,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:35:14,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:35:14,548 INFO L87 Difference]: Start difference. First operand 19 states and 19 transitions. Second operand has 6 states, 5 states have (on average 2.8) internal successors, (14), 6 states have internal predecessors, (14), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-29 04:35:14,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:35:14,821 INFO L93 Difference]: Finished difference Result 19 states and 19 transitions. [2023-11-29 04:35:14,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:35:14,825 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.8) internal successors, (14), 6 states have internal predecessors, (14), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 18 [2023-11-29 04:35:14,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:35:14,826 INFO L225 Difference]: With dead ends: 19 [2023-11-29 04:35:14,826 INFO L226 Difference]: Without dead ends: 0 [2023-11-29 04:35:14,826 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-29 04:35:14,827 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 1 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:35:14,827 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 44 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 04:35:14,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-29 04:35:14,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-29 04:35:14,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:35:14,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-29 04:35:14,828 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2023-11-29 04:35:14,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:35:14,828 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 04:35:14,828 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.8) internal successors, (14), 6 states have internal predecessors, (14), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-29 04:35:14,828 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-29 04:35:14,829 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-29 04:35:14,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 5 remaining) [2023-11-29 04:35:14,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 5 remaining) [2023-11-29 04:35:14,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 5 remaining) [2023-11-29 04:35:14,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 5 remaining) [2023-11-29 04:35:14,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 5 remaining) [2023-11-29 04:35:14,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-29 04:35:15,032 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 04:35:15,033 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-29 04:35:15,046 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2023-11-29 04:35:15,046 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2023-11-29 04:35:15,046 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2023-11-29 04:35:15,046 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2023-11-29 04:35:15,046 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2023-11-29 04:35:15,046 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2023-11-29 04:35:15,047 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1865) no Hoare annotation was computed. [2023-11-29 04:35:15,047 INFO L899 garLoopResultBuilder]: For program point L1858-1(line 1858) no Hoare annotation was computed. [2023-11-29 04:35:15,047 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-29 04:35:15,047 INFO L902 garLoopResultBuilder]: At program point L1856(line 1856) the Hoare annotation is: true [2023-11-29 04:35:15,047 INFO L899 garLoopResultBuilder]: For program point L1856-1(line 1856) no Hoare annotation was computed. [2023-11-29 04:35:15,047 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1874) no Hoare annotation was computed. [2023-11-29 04:35:15,047 INFO L902 garLoopResultBuilder]: At program point L1879(line 1879) the Hoare annotation is: true [2023-11-29 04:35:15,047 INFO L899 garLoopResultBuilder]: For program point L1879-1(line 1879) no Hoare annotation was computed. [2023-11-29 04:35:15,048 INFO L902 garLoopResultBuilder]: At program point L1875(line 1875) the Hoare annotation is: true [2023-11-29 04:35:15,048 INFO L899 garLoopResultBuilder]: For program point L1875-1(line 1875) no Hoare annotation was computed. [2023-11-29 04:35:15,048 INFO L899 garLoopResultBuilder]: For program point L1869(lines 1869 1881) no Hoare annotation was computed. [2023-11-29 04:35:15,048 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 04:35:15,048 INFO L899 garLoopResultBuilder]: For program point L1865(line 1865) no Hoare annotation was computed. [2023-11-29 04:35:15,048 INFO L899 garLoopResultBuilder]: For program point L1865-1(line 1865) no Hoare annotation was computed. [2023-11-29 04:35:15,048 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1865) no Hoare annotation was computed. [2023-11-29 04:35:15,048 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1872) no Hoare annotation was computed. [2023-11-29 04:35:15,048 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1874) no Hoare annotation was computed. [2023-11-29 04:35:15,049 INFO L899 garLoopResultBuilder]: For program point L1874(line 1874) no Hoare annotation was computed. [2023-11-29 04:35:15,049 INFO L899 garLoopResultBuilder]: For program point L1874-1(line 1874) no Hoare annotation was computed. [2023-11-29 04:35:15,049 INFO L899 garLoopResultBuilder]: For program point L1872(line 1872) no Hoare annotation was computed. [2023-11-29 04:35:15,049 INFO L899 garLoopResultBuilder]: For program point L1872-1(line 1872) no Hoare annotation was computed. [2023-11-29 04:35:15,049 INFO L899 garLoopResultBuilder]: For program point L1872-3(lines 1872 1880) no Hoare annotation was computed. [2023-11-29 04:35:15,049 INFO L895 garLoopResultBuilder]: At program point L1866(line 1866) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_fscanf_square_63b_goodG2BSink_~data~2#1|) [2023-11-29 04:35:15,049 INFO L899 garLoopResultBuilder]: For program point L1866-1(line 1866) no Hoare annotation was computed. [2023-11-29 04:35:15,049 INFO L902 garLoopResultBuilder]: At program point L1858(line 1858) the Hoare annotation is: true [2023-11-29 04:35:15,052 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-29 04:35:15,054 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 04:35:15,057 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 04:35:15 BoogieIcfgContainer [2023-11-29 04:35:15,057 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 04:35:15,058 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 04:35:15,058 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 04:35:15,058 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 04:35:15,059 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:32:19" (3/4) ... [2023-11-29 04:35:15,060 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 04:35:15,063 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-29 04:35:15,063 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-29 04:35:15,067 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2023-11-29 04:35:15,068 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-29 04:35:15,068 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-29 04:35:15,068 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 04:35:15,173 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 04:35:15,174 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 04:35:15,174 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 04:35:15,175 INFO L158 Benchmark]: Toolchain (without parser) took 181267.47ms. Allocated memory was 77.6MB in the beginning and 130.0MB in the end (delta: 52.4MB). Free memory was 47.1MB in the beginning and 93.1MB in the end (delta: -46.1MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2023-11-29 04:35:15,175 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 77.6MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:35:15,176 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1686.12ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 46.8MB in the beginning and 42.3MB in the end (delta: 4.6MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2023-11-29 04:35:15,176 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.16ms. Allocated memory is still 107.0MB. Free memory was 42.3MB in the beginning and 73.2MB in the end (delta: -30.9MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB. [2023-11-29 04:35:15,176 INFO L158 Benchmark]: Boogie Preprocessor took 57.90ms. Allocated memory is still 107.0MB. Free memory was 73.2MB in the beginning and 69.7MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 04:35:15,177 INFO L158 Benchmark]: RCFGBuilder took 3914.21ms. Allocated memory is still 107.0MB. Free memory was 69.7MB in the beginning and 50.1MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-29 04:35:15,177 INFO L158 Benchmark]: TraceAbstraction took 175406.51ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 49.4MB in the beginning and 70.5MB in the end (delta: -21.1MB). Peak memory consumption was 1.8MB. Max. memory is 16.1GB. [2023-11-29 04:35:15,178 INFO L158 Benchmark]: Witness Printer took 116.13ms. Allocated memory is still 130.0MB. Free memory was 70.5MB in the beginning and 93.1MB in the end (delta: -22.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 04:35:15,180 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 77.6MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1686.12ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 46.8MB in the beginning and 42.3MB in the end (delta: 4.6MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.16ms. Allocated memory is still 107.0MB. Free memory was 42.3MB in the beginning and 73.2MB in the end (delta: -30.9MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.90ms. Allocated memory is still 107.0MB. Free memory was 73.2MB in the beginning and 69.7MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3914.21ms. Allocated memory is still 107.0MB. Free memory was 69.7MB in the beginning and 50.1MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 175406.51ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 49.4MB in the beginning and 70.5MB in the end (delta: -21.1MB). Peak memory consumption was 1.8MB. Max. memory is 16.1GB. * Witness Printer took 116.13ms. Allocated memory is still 130.0MB. Free memory was 70.5MB in the beginning and 93.1MB in the end (delta: -22.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1865]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1865]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1872]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1874]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1874]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 31 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 175.4s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 21.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 21.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 206 SdHoareTripleChecker+Invalid, 21.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 127 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 87 IncrementalHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 79 mSDtfsCounter, 87 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 72 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=31occurred in iteration=0, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 10 PreInvPairs, 10 NumberOfFragments, 9 HoareAnnotationTreeSize, 10 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 150.8s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 74 NumberOfCodeBlocks, 74 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 69 ConstructedInterpolants, 5 QuantifiedInterpolants, 358 SizeOfPredicates, 12 NumberOfNonLiveVariables, 507 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-29 04:35:15,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38c34217-cdc3-4367-8585-df2907a10534/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE