./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_41_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_41_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu --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 3058f22b0a2cc861bd13b5b58ff7b4a20e43fa21cc82e1d23d1250683a8268a6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:54:42,628 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:54:42,759 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-19 07:54:42,764 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:54:42,765 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:54:42,812 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:54:42,814 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:54:42,816 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:54:42,817 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:54:42,822 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:54:42,824 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:54:42,825 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:54:42,825 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:54:42,828 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:54:42,828 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:54:42,829 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:54:42,829 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:54:42,830 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:54:42,830 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:54:42,831 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:54:42,831 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 07:54:42,832 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:54:42,833 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:54:42,833 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:54:42,834 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:54:42,835 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:54:42,835 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:54:42,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:54:42,836 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:54:42,837 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:54:42,838 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:54:42,839 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:54:42,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:54:42,839 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:54:42,839 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:54:42,840 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:54:42,840 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:54:42,840 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:54:42,841 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_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3058f22b0a2cc861bd13b5b58ff7b4a20e43fa21cc82e1d23d1250683a8268a6 [2023-11-19 07:54:43,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:54:43,173 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:54:43,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:54:43,178 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:54:43,178 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:54:43,180 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_41_good.i [2023-11-19 07:54:46,444 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:54:46,963 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:54:46,966 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_41_good.i [2023-11-19 07:54:47,010 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/data/d843950bc/e253ee52a1bf46ff92557f5377afe0e9/FLAGa15bc99c3 [2023-11-19 07:54:47,036 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/data/d843950bc/e253ee52a1bf46ff92557f5377afe0e9 [2023-11-19 07:54:47,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:54:47,047 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:54:47,051 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:54:47,052 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:54:47,058 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:54:47,059 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:54:47" (1/1) ... [2023-11-19 07:54:47,060 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6da7959c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:47, skipping insertion in model container [2023-11-19 07:54:47,061 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:54:47" (1/1) ... [2023-11-19 07:54:47,166 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:54:47,729 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 07:54:49,553 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:2254) 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:1484) 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:1669) 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:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1510) 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:3408) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2429) 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) [2023-11-19 07:54:49,559 INFO L158 Benchmark]: Toolchain (without parser) took 2511.67ms. Allocated memory is still 161.5MB. Free memory was 110.8MB in the beginning and 87.2MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 07:54:49,560 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 107.0MB. Free memory is still 58.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:54:49,561 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2506.18ms. Allocated memory is still 161.5MB. Free memory was 110.8MB in the beginning and 87.2MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 07:54:49,562 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 107.0MB. Free memory is still 58.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2506.18ms. Allocated memory is still 161.5MB. Free memory was 110.8MB in the beginning and 87.2MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. 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_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_41_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu --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 3058f22b0a2cc861bd13b5b58ff7b4a20e43fa21cc82e1d23d1250683a8268a6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:54:52,311 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:54:52,390 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2023-11-19 07:54:52,397 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:54:52,398 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:54:52,399 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-11-19 07:54:52,454 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:54:52,455 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:54:52,456 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:54:52,462 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:54:52,463 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:54:52,464 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:54:52,465 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:54:52,466 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:54:52,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:54:52,468 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:54:52,469 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:54:52,469 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:54:52,470 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:54:52,471 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:54:52,471 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:54:52,472 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:54:52,473 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 07:54:52,473 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:54:52,473 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:54:52,474 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:54:52,474 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:54:52,475 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:54:52,475 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:54:52,476 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:54:52,477 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:54:52,478 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:54:52,478 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:54:52,479 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:54:52,479 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:54:52,479 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:54:52,480 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:54:52,480 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:54:52,480 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:54:52,481 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:54:52,482 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:54:52,482 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:54:52,482 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_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3058f22b0a2cc861bd13b5b58ff7b4a20e43fa21cc82e1d23d1250683a8268a6 [2023-11-19 07:54:52,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:54:53,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:54:53,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:54:53,018 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:54:53,018 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:54:53,020 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_41_good.i [2023-11-19 07:54:56,359 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:54:56,867 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:54:56,868 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_41_good.i [2023-11-19 07:54:56,905 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/data/69129979c/6f96d7c1e5654ef08f7f10da6c722022/FLAG2ef335929 [2023-11-19 07:54:56,928 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/data/69129979c/6f96d7c1e5654ef08f7f10da6c722022 [2023-11-19 07:54:56,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:54:56,937 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:54:56,942 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:54:56,942 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:54:56,947 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:54:56,950 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:54:56" (1/1) ... [2023-11-19 07:54:56,952 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5771fc8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:56, skipping insertion in model container [2023-11-19 07:54:56,952 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:54:56" (1/1) ... [2023-11-19 07:54:57,071 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:54:57,632 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 07:54:58,652 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:54:58,671 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:54:58,697 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 07:54:58,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:54:59,316 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:54:59,317 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:54:59,317 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:54:59,317 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:54:59,317 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:54:59,317 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:54:59,339 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:54:59,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:59 WrapperNode [2023-11-19 07:54:59,340 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:54:59,341 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:54:59,341 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:54:59,341 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:54:59,349 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:59" (1/1) ... [2023-11-19 07:54:59,404 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:59" (1/1) ... [2023-11-19 07:54:59,448 INFO L138 Inliner]: procedures = 947, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 72 [2023-11-19 07:54:59,449 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:54:59,450 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:54:59,450 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:54:59,450 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:54:59,460 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:59" (1/1) ... [2023-11-19 07:54:59,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:59" (1/1) ... [2023-11-19 07:54:59,465 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:59" (1/1) ... [2023-11-19 07:54:59,465 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:59" (1/1) ... [2023-11-19 07:54:59,490 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:59" (1/1) ... [2023-11-19 07:54:59,492 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:59" (1/1) ... [2023-11-19 07:54:59,513 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:59" (1/1) ... [2023-11-19 07:54:59,515 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:59" (1/1) ... [2023-11-19 07:54:59,520 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:54:59,521 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:54:59,521 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:54:59,536 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:54:59,537 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:59" (1/1) ... [2023-11-19 07:54:59,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:54:59,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:54:59,578 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:54:59,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:54:59,618 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-19 07:54:59,618 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-19 07:54:59,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:54:59,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:54:59,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:54:59,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:54:59,618 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 07:54:59,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-19 07:54:59,619 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-19 07:54:59,619 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 07:54:59,619 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 07:54:59,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:54:59,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:54:59,856 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:54:59,860 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:55:07,163 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:55:07,176 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:55:07,181 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 07:55:07,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:55:07 BoogieIcfgContainer [2023-11-19 07:55:07,188 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:55:07,191 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:55:07,193 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:55:07,197 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:55:07,198 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:54:56" (1/3) ... [2023-11-19 07:55:07,199 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bee1cd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:55:07, skipping insertion in model container [2023-11-19 07:55:07,200 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:59" (2/3) ... [2023-11-19 07:55:07,202 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bee1cd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:55:07, skipping insertion in model container [2023-11-19 07:55:07,202 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:55:07" (3/3) ... [2023-11-19 07:55:07,204 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_square_41_good.i [2023-11-19 07:55:07,228 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:55:07,228 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2023-11-19 07:55:07,291 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:55:07,299 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;@726956e6, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:55:07,300 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2023-11-19 07:55:07,305 INFO L276 IsEmpty]: Start isEmpty. Operand has 41 states, 27 states have (on average 1.3333333333333333) internal successors, (36), 34 states have internal predecessors, (36), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-19 07:55:07,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 07:55:07,316 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:55:07,318 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:55:07,318 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)] === [2023-11-19 07:55:07,327 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:55:07,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1647289306, now seen corresponding path program 1 times [2023-11-19 07:55:07,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:55:07,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [815650906] [2023-11-19 07:55:07,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:07,345 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 [2023-11-19 07:55:07,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:55:07,349 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:55:07,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:55:07,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:55:07,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:55:07,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:55:07,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:55:07,647 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:55:07,648 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:55:07,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [815650906] [2023-11-19 07:55:07,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [815650906] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:55:07,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:55:07,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:55:07,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729427262] [2023-11-19 07:55:07,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:55:07,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:55:07,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:55:07,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:55:07,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:55:07,695 INFO L87 Difference]: Start difference. First operand has 41 states, 27 states have (on average 1.3333333333333333) internal successors, (36), 34 states have internal predecessors, (36), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 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) [2023-11-19 07:55:09,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:55:11,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:55:12,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:55:12,316 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2023-11-19 07:55:12,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:55:12,319 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 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 12 [2023-11-19 07:55:12,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:55:12,327 INFO L225 Difference]: With dead ends: 44 [2023-11-19 07:55:12,327 INFO L226 Difference]: Without dead ends: 33 [2023-11-19 07:55:12,330 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:55:12,334 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 10 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2023-11-19 07:55:12,335 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 111 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 2 Unknown, 0 Unchecked, 4.6s Time] [2023-11-19 07:55:12,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2023-11-19 07:55:12,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 30. [2023-11-19 07:55:12,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 20 states have (on average 1.35) internal successors, (27), 25 states have internal predecessors, (27), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-19 07:55:12,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 35 transitions. [2023-11-19 07:55:12,371 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 35 transitions. Word has length 12 [2023-11-19 07:55:12,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:55:12,372 INFO L495 AbstractCegarLoop]: Abstraction has 30 states and 35 transitions. [2023-11-19 07:55:12,373 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 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) [2023-11-19 07:55:12,373 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2023-11-19 07:55:12,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 07:55:12,374 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:55:12,375 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:55:12,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-19 07:55:12,578 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:55:12,579 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2023-11-19 07:55:12,580 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:55:12,580 INFO L85 PathProgramCache]: Analyzing trace with hash -473634971, now seen corresponding path program 1 times [2023-11-19 07:55:12,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:55:12,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1438539940] [2023-11-19 07:55:12,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:12,582 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 [2023-11-19 07:55:12,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:55:12,583 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:55:12,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:55:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:55:12,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:55:12,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:55:12,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:55:12,763 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:55:12,764 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:55:12,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1438539940] [2023-11-19 07:55:12,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1438539940] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:55:12,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:55:12,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:55:12,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255857092] [2023-11-19 07:55:12,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:55:12,768 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:55:12,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:55:12,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:55:12,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:55:12,771 INFO L87 Difference]: Start difference. First operand 30 states and 35 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2023-11-19 07:55:12,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:55:12,805 INFO L93 Difference]: Finished difference Result 46 states and 51 transitions. [2023-11-19 07:55:12,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:55:12,806 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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 13 [2023-11-19 07:55:12,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:55:12,807 INFO L225 Difference]: With dead ends: 46 [2023-11-19 07:55:12,808 INFO L226 Difference]: Without dead ends: 31 [2023-11-19 07:55:12,809 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:55:12,811 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 0 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:55:12,812 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 62 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:55:12,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2023-11-19 07:55:12,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2023-11-19 07:55:12,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 21 states have (on average 1.3333333333333333) internal successors, (28), 26 states have internal predecessors, (28), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-19 07:55:12,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 36 transitions. [2023-11-19 07:55:12,827 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 36 transitions. Word has length 13 [2023-11-19 07:55:12,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:55:12,828 INFO L495 AbstractCegarLoop]: Abstraction has 31 states and 36 transitions. [2023-11-19 07:55:12,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2023-11-19 07:55:12,829 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2023-11-19 07:55:12,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 07:55:12,830 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:55:12,831 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:55:12,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:13,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:55:13,036 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2023-11-19 07:55:13,037 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:55:13,037 INFO L85 PathProgramCache]: Analyzing trace with hash -1797907140, now seen corresponding path program 1 times [2023-11-19 07:55:13,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:55:13,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [811049388] [2023-11-19 07:55:13,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:13,038 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 [2023-11-19 07:55:13,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:55:13,040 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:55:13,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_423dc8d3-207b-46fd-84fb-4e29ab95121e/bin/uautomizer-verify-uCwYo4JHxu/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