./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_66_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_66_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --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 e70cb589a21eb7b1f985872328b9eb6cc645ce2d8fcd176d55ff6acb0119b0be --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 11:09:16,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 11:09:16,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 11:09:16,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 11:09:16,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 11:09:16,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 11:09:16,399 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 11:09:16,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 11:09:16,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 11:09:16,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 11:09:16,403 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 11:09:16,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 11:09:16,405 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 11:09:16,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 11:09:16,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 11:09:16,408 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 11:09:16,408 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 11:09:16,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 11:09:16,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 11:09:16,412 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 11:09:16,414 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 11:09:16,415 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 11:09:16,416 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 11:09:16,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 11:09:16,420 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 11:09:16,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 11:09:16,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 11:09:16,421 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 11:09:16,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 11:09:16,422 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 11:09:16,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 11:09:16,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 11:09:16,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 11:09:16,424 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 11:09:16,425 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 11:09:16,425 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 11:09:16,426 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 11:09:16,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 11:09:16,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 11:09:16,427 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 11:09:16,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 11:09:16,428 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-12-13 11:09:16,447 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 11:09:16,447 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 11:09:16,448 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 11:09:16,448 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 11:09:16,448 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 11:09:16,449 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 11:09:16,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 11:09:16,449 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 11:09:16,449 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 11:09:16,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 11:09:16,450 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 11:09:16,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 11:09:16,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 11:09:16,450 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 11:09:16,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 11:09:16,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 11:09:16,451 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 11:09:16,451 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 11:09:16,451 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 11:09:16,451 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 11:09:16,452 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 11:09:16,452 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 11:09:16,452 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 11:09:16,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 11:09:16,452 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 11:09:16,452 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 11:09:16,452 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 11:09:16,452 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 11:09:16,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 11:09:16,453 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 11:09:16,453 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 11:09:16,453 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 11:09:16,453 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 11:09:16,453 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 11:09:16,453 INFO L138 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_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e70cb589a21eb7b1f985872328b9eb6cc645ce2d8fcd176d55ff6acb0119b0be [2022-12-13 11:09:16,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 11:09:16,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 11:09:16,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 11:09:16,670 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 11:09:16,670 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 11:09:16,671 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_66_good.i [2022-12-13 11:09:19,277 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 11:09:19,575 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 11:09:19,576 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_66_good.i [2022-12-13 11:09:19,599 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/data/2e546cc13/59e7dbaec3374015a0561dee34058332/FLAGa4523ca2f [2022-12-13 11:09:19,613 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/data/2e546cc13/59e7dbaec3374015a0561dee34058332 [2022-12-13 11:09:19,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 11:09:19,617 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 11:09:19,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 11:09:19,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 11:09:19,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 11:09:19,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:09:19" (1/1) ... [2022-12-13 11:09:19,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d00453 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:09:19, skipping insertion in model container [2022-12-13 11:09:19,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:09:19" (1/1) ... [2022-12-13 11:09:19,630 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 11:09:19,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 11:09:20,053 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 11:09:20,525 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 11:09:20,529 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 11:09:20,531 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 11:09:20,532 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 11:09:20,533 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 11:09:20,877 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 11:09:20,881 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:806) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2063) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:960) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) 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:282) 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:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1645) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1094) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1496) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2395) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-12-13 11:09:20,885 INFO L158 Benchmark]: Toolchain (without parser) took 1267.51ms. Allocated memory is still 136.3MB. Free memory was 95.0MB in the beginning and 71.6MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-13 11:09:20,885 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 136.3MB. Free memory is still 108.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:09:20,885 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1265.69ms. Allocated memory is still 136.3MB. Free memory was 95.0MB in the beginning and 71.6MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-13 11:09:20,886 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 136.3MB. Free memory is still 108.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1265.69ms. Allocated memory is still 136.3MB. Free memory was 95.0MB in the beginning and 71.6MB in the end (delta: 23.4MB). 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:806) 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_66_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --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 e70cb589a21eb7b1f985872328b9eb6cc645ce2d8fcd176d55ff6acb0119b0be --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 11:09:22,278 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 11:09:22,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 11:09:22,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 11:09:22,292 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 11:09:22,293 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 11:09:22,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 11:09:22,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 11:09:22,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 11:09:22,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 11:09:22,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 11:09:22,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 11:09:22,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 11:09:22,299 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 11:09:22,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 11:09:22,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 11:09:22,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 11:09:22,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 11:09:22,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 11:09:22,304 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 11:09:22,305 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 11:09:22,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 11:09:22,307 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 11:09:22,308 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 11:09:22,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 11:09:22,312 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 11:09:22,313 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 11:09:22,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 11:09:22,314 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 11:09:22,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 11:09:22,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 11:09:22,316 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 11:09:22,316 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 11:09:22,317 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 11:09:22,324 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 11:09:22,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 11:09:22,325 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 11:09:22,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 11:09:22,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 11:09:22,327 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 11:09:22,328 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 11:09:22,329 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-12-13 11:09:22,351 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 11:09:22,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 11:09:22,351 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 11:09:22,351 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 11:09:22,352 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 11:09:22,352 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 11:09:22,353 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 11:09:22,353 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 11:09:22,353 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 11:09:22,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 11:09:22,354 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 11:09:22,354 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 11:09:22,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 11:09:22,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 11:09:22,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 11:09:22,355 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 11:09:22,355 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 11:09:22,355 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 11:09:22,355 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 11:09:22,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 11:09:22,356 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 11:09:22,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 11:09:22,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 11:09:22,356 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 11:09:22,356 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 11:09:22,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 11:09:22,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 11:09:22,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 11:09:22,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 11:09:22,357 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 11:09:22,357 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 11:09:22,358 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 11:09:22,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 11:09:22,358 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 11:09:22,358 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 11:09:22,358 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 11:09:22,358 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 11:09:22,359 INFO L138 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_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e70cb589a21eb7b1f985872328b9eb6cc645ce2d8fcd176d55ff6acb0119b0be [2022-12-13 11:09:22,571 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 11:09:22,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 11:09:22,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 11:09:22,593 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 11:09:22,593 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 11:09:22,594 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_66_good.i [2022-12-13 11:09:25,197 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 11:09:25,508 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 11:09:25,508 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_66_good.i [2022-12-13 11:09:25,533 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/data/06522e66e/574f1e2581414f2c88aacec73c495dc5/FLAG759012158 [2022-12-13 11:09:25,547 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/data/06522e66e/574f1e2581414f2c88aacec73c495dc5 [2022-12-13 11:09:25,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 11:09:25,550 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 11:09:25,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 11:09:25,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 11:09:25,555 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 11:09:25,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:09:25" (1/1) ... [2022-12-13 11:09:25,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@642df858 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:09:25, skipping insertion in model container [2022-12-13 11:09:25,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:09:25" (1/1) ... [2022-12-13 11:09:25,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 11:09:25,608 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 11:09:25,935 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 11:09:26,311 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 11:09:26,314 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 11:09:26,316 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 11:09:26,318 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 11:09:26,319 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 11:09:26,643 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 11:09:26,649 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:09:26,660 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 11:09:26,676 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 11:09:26,728 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 11:09:26,730 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 11:09:26,731 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 11:09:26,733 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 11:09:26,734 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 11:09:26,745 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 11:09:26,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:09:26,979 INFO L208 MainTranslator]: Completed translation [2022-12-13 11:09:26,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:09:26 WrapperNode [2022-12-13 11:09:26,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 11:09:26,980 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 11:09:26,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 11:09:26,980 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 11:09:26,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:09:26" (1/1) ... [2022-12-13 11:09:27,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:09:26" (1/1) ... [2022-12-13 11:09:27,038 INFO L138 Inliner]: procedures = 946, calls = 74, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 78 [2022-12-13 11:09:27,038 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 11:09:27,039 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 11:09:27,039 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 11:09:27,039 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 11:09:27,045 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:09:26" (1/1) ... [2022-12-13 11:09:27,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:09:26" (1/1) ... [2022-12-13 11:09:27,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:09:26" (1/1) ... [2022-12-13 11:09:27,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:09:26" (1/1) ... [2022-12-13 11:09:27,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:09:26" (1/1) ... [2022-12-13 11:09:27,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:09:26" (1/1) ... [2022-12-13 11:09:27,064 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:09:26" (1/1) ... [2022-12-13 11:09:27,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:09:26" (1/1) ... [2022-12-13 11:09:27,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 11:09:27,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 11:09:27,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 11:09:27,070 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 11:09:27,071 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:09:26" (1/1) ... [2022-12-13 11:09:27,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 11:09:27,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:09:27,094 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 11:09:27,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 11:09:27,119 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-13 11:09:27,119 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-13 11:09:27,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 11:09:27,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 11:09:27,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 11:09:27,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 11:09:27,119 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 11:09:27,119 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 11:09:27,119 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 11:09:27,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 11:09:27,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 11:09:27,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-13 11:09:27,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-13 11:09:27,234 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 11:09:27,235 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 11:09:29,674 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 11:09:29,678 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 11:09:29,679 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 11:09:29,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:09:29 BoogieIcfgContainer [2022-12-13 11:09:29,680 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 11:09:29,681 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 11:09:29,681 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 11:09:29,684 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 11:09:29,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 11:09:25" (1/3) ... [2022-12-13 11:09:29,684 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dfce118 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 11:09:29, skipping insertion in model container [2022-12-13 11:09:29,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:09:26" (2/3) ... [2022-12-13 11:09:29,684 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dfce118 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 11:09:29, skipping insertion in model container [2022-12-13 11:09:29,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:09:29" (3/3) ... [2022-12-13 11:09:29,685 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_square_66_good.i [2022-12-13 11:09:29,698 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 11:09:29,698 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2022-12-13 11:09:29,738 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 11:09:29,744 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=LoopsAndPotentialCycles, 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;@7a39dad7, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 11:09:29,744 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-13 11:09:29,748 INFO L276 IsEmpty]: Start isEmpty. Operand has 36 states, 23 states have (on average 1.3478260869565217) internal successors, (31), 29 states have internal predecessors, (31), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2022-12-13 11:09:29,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-13 11:09:29,753 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:09:29,753 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:09:29,754 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)] === [2022-12-13 11:09:29,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:09:29,758 INFO L85 PathProgramCache]: Analyzing trace with hash -968710489, now seen corresponding path program 1 times [2022-12-13 11:09:29,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 11:09:29,774 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1958109575] [2022-12-13 11:09:29,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:09:29,774 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 [2022-12-13 11:09:29,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 11:09:29,796 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/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) [2022-12-13 11:09:29,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/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 [2022-12-13 11:09:29,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:09:29,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 11:09:29,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:09:29,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:09:29,985 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 11:09:29,986 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 11:09:29,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1958109575] [2022-12-13 11:09:29,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1958109575] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:09:29,987 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:09:29,987 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 11:09:29,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268562942] [2022-12-13 11:09:29,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:09:29,993 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 11:09:29,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 11:09:30,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:09:30,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:09:30,022 INFO L87 Difference]: Start difference. First operand has 36 states, 23 states have (on average 1.3478260869565217) internal successors, (31), 29 states have internal predecessors, (31), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-12-13 11:09:30,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:09:30,099 INFO L93 Difference]: Finished difference Result 36 states and 41 transitions. [2022-12-13 11:09:30,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:09:30,106 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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 9 [2022-12-13 11:09:30,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:09:30,111 INFO L225 Difference]: With dead ends: 36 [2022-12-13 11:09:30,111 INFO L226 Difference]: Without dead ends: 24 [2022-12-13 11:09:30,113 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:09:30,115 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 20 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 11:09:30,116 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 51 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 11:09:30,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2022-12-13 11:09:30,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2022-12-13 11:09:30,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 19 states have internal predecessors, (21), 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) [2022-12-13 11:09:30,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2022-12-13 11:09:30,140 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 9 [2022-12-13 11:09:30,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:09:30,140 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2022-12-13 11:09:30,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-12-13 11:09:30,141 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2022-12-13 11:09:30,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-13 11:09:30,141 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:09:30,141 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:09:30,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/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 [2022-12-13 11:09:30,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/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 [2022-12-13 11:09:30,344 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)] === [2022-12-13 11:09:30,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:09:30,345 INFO L85 PathProgramCache]: Analyzing trace with hash -212431379, now seen corresponding path program 1 times [2022-12-13 11:09:30,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 11:09:30,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [129444541] [2022-12-13 11:09:30,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:09:30,347 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 [2022-12-13 11:09:30,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 11:09:30,348 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/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) [2022-12-13 11:09:30,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/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 [2022-12-13 11:09:30,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:09:30,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 11:09:30,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:09:30,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:09:30,554 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 11:09:30,554 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 11:09:30,554 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [129444541] [2022-12-13 11:09:30,554 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [129444541] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:09:30,554 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:09:30,555 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 11:09:30,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460058705] [2022-12-13 11:09:30,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:09:30,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 11:09:30,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 11:09:30,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 11:09:30,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 11:09:30,557 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 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) [2022-12-13 11:09:31,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 11:09:31,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:09:31,799 INFO L93 Difference]: Finished difference Result 25 states and 26 transitions. [2022-12-13 11:09:31,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 11:09:31,804 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 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 [2022-12-13 11:09:31,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:09:31,804 INFO L225 Difference]: With dead ends: 25 [2022-12-13 11:09:31,804 INFO L226 Difference]: Without dead ends: 24 [2022-12-13 11:09:31,805 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 11:09:31,805 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 3 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-12-13 11:09:31,806 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 56 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-12-13 11:09:31,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2022-12-13 11:09:31,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 23. [2022-12-13 11:09:31,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 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) [2022-12-13 11:09:31,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 24 transitions. [2022-12-13 11:09:31,808 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 24 transitions. Word has length 18 [2022-12-13 11:09:31,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:09:31,808 INFO L495 AbstractCegarLoop]: Abstraction has 23 states and 24 transitions. [2022-12-13 11:09:31,809 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 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) [2022-12-13 11:09:31,809 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2022-12-13 11:09:31,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-13 11:09:31,809 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:09:31,809 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:09:31,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/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 [2022-12-13 11:09:32,010 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/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 [2022-12-13 11:09:32,011 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)] === [2022-12-13 11:09:32,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:09:32,013 INFO L85 PathProgramCache]: Analyzing trace with hash 2004565939, now seen corresponding path program 1 times [2022-12-13 11:09:32,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 11:09:32,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1070937916] [2022-12-13 11:09:32,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:09:32,015 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 [2022-12-13 11:09:32,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 11:09:32,018 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/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) [2022-12-13 11:09:32,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/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 [2022-12-13 11:09:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:09:32,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 11:09:32,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:09:32,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:09:32,250 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 11:09:32,251 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 11:09:32,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1070937916] [2022-12-13 11:09:32,251 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1070937916] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:09:32,251 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:09:32,251 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 11:09:32,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092455091] [2022-12-13 11:09:32,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:09:32,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 11:09:32,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 11:09:32,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:09:32,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:09:32,253 INFO L87 Difference]: Start difference. First operand 23 states and 24 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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) [2022-12-13 11:09:32,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:09:32,337 INFO L93 Difference]: Finished difference Result 28 states and 28 transitions. [2022-12-13 11:09:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:09:32,337 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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 19 [2022-12-13 11:09:32,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:09:32,338 INFO L225 Difference]: With dead ends: 28 [2022-12-13 11:09:32,338 INFO L226 Difference]: Without dead ends: 23 [2022-12-13 11:09:32,338 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:09:32,339 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 0 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 11:09:32,340 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 43 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 11:09:32,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2022-12-13 11:09:32,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2022-12-13 11:09:32,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 18 states have internal predecessors, (19), 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) [2022-12-13 11:09:32,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2022-12-13 11:09:32,343 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 23 transitions. Word has length 19 [2022-12-13 11:09:32,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:09:32,344 INFO L495 AbstractCegarLoop]: Abstraction has 23 states and 23 transitions. [2022-12-13 11:09:32,344 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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) [2022-12-13 11:09:32,344 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2022-12-13 11:09:32,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-13 11:09:32,344 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:09:32,345 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:09:32,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/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 [2022-12-13 11:09:32,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/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 [2022-12-13 11:09:32,547 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)] === [2022-12-13 11:09:32,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:09:32,549 INFO L85 PathProgramCache]: Analyzing trace with hash 2011877039, now seen corresponding path program 1 times [2022-12-13 11:09:32,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 11:09:32,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [360699614] [2022-12-13 11:09:32,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:09:32,551 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 [2022-12-13 11:09:32,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 11:09:32,554 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/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) [2022-12-13 11:09:32,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/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 [2022-12-13 11:10:26,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:10:27,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-13 11:10:27,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:10:28,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:10:28,603 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 11:10:28,603 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 11:10:28,604 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [360699614] [2022-12-13 11:10:28,604 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [360699614] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:10:28,604 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:10:28,604 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 11:10:28,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945228786] [2022-12-13 11:10:28,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:10:28,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 11:10:28,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 11:10:28,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 11:10:28,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 11:10:28,605 INFO L87 Difference]: Start difference. First operand 23 states and 23 transitions. Second operand has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 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) [2022-12-13 11:10:31,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-13 11:10:31,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:10:31,527 INFO L93 Difference]: Finished difference Result 23 states and 23 transitions. [2022-12-13 11:10:31,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 11:10:31,532 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 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 20 [2022-12-13 11:10:31,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:10:31,533 INFO L225 Difference]: With dead ends: 23 [2022-12-13 11:10:31,533 INFO L226 Difference]: Without dead ends: 22 [2022-12-13 11:10:31,533 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-13 11:10:31,533 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 3 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-12-13 11:10:31,534 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 81 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-12-13 11:10:31,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2022-12-13 11:10:31,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2022-12-13 11:10:31,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 17 states have (on average 1.0588235294117647) internal successors, (18), 17 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) [2022-12-13 11:10:31,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2022-12-13 11:10:31,536 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 22 transitions. Word has length 20 [2022-12-13 11:10:31,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:10:31,536 INFO L495 AbstractCegarLoop]: Abstraction has 22 states and 22 transitions. [2022-12-13 11:10:31,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 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) [2022-12-13 11:10:31,536 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2022-12-13 11:10:31,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-13 11:10:31,536 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:10:31,537 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:10:31,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/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 [2022-12-13 11:10:31,737 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/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 [2022-12-13 11:10:31,738 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)] === [2022-12-13 11:10:31,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:10:31,740 INFO L85 PathProgramCache]: Analyzing trace with hash -2056321163, now seen corresponding path program 1 times [2022-12-13 11:10:31,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 11:10:31,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1878167254] [2022-12-13 11:10:31,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:10:31,742 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 [2022-12-13 11:10:31,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 11:10:31,745 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/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) [2022-12-13 11:10:31,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/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 [2022-12-13 11:11:27,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:11:28,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 11:11:28,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:11:29,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:11:29,155 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 11:11:29,155 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 11:11:29,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1878167254] [2022-12-13 11:11:29,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1878167254] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:11:29,155 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:11:29,156 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 11:11:29,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147898250] [2022-12-13 11:11:29,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:11:29,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 11:11:29,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 11:11:29,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 11:11:29,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 11:11:29,157 INFO L87 Difference]: Start difference. First operand 22 states and 22 transitions. Second operand has 5 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 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) [2022-12-13 11:11:29,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:11:29,911 INFO L93 Difference]: Finished difference Result 22 states and 22 transitions. [2022-12-13 11:11:29,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 11:11:29,916 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 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 21 [2022-12-13 11:11:29,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:11:29,916 INFO L225 Difference]: With dead ends: 22 [2022-12-13 11:11:29,916 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 11:11:29,916 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 11:11:29,917 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 1 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-13 11:11:29,918 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 66 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-13 11:11:29,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 11:11:29,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 11:11:29,918 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) [2022-12-13 11:11:29,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 11:11:29,919 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2022-12-13 11:11:29,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:11:29,919 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 11:11:29,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 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) [2022-12-13 11:11:29,919 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 11:11:29,919 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 11:11:29,921 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 5 remaining) [2022-12-13 11:11:29,921 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 5 remaining) [2022-12-13 11:11:29,922 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 5 remaining) [2022-12-13 11:11:29,922 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 5 remaining) [2022-12-13 11:11:29,922 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 5 remaining) [2022-12-13 11:11:29,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2022-12-13 11:11:30,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/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 [2022-12-13 11:11:30,128 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-13 11:11:30,173 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2022-12-13 11:11:30,173 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-12-13 11:11:30,173 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-12-13 11:11:30,173 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-12-13 11:11:30,173 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2022-12-13 11:11:30,173 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-12-13 11:11:30,173 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-12-13 11:11:30,174 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1869) no Hoare annotation was computed. [2022-12-13 11:11:30,174 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-13 11:11:30,174 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1878) no Hoare annotation was computed. [2022-12-13 11:11:30,174 INFO L899 garLoopResultBuilder]: For program point L1852(lines 1852 1856) no Hoare annotation was computed. [2022-12-13 11:11:30,174 INFO L895 garLoopResultBuilder]: At program point L1883(line 1883) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_fscanf_square_66b_goodG2BSink_~data~2#1|) [2022-12-13 11:11:30,174 INFO L899 garLoopResultBuilder]: For program point L1883-1(lines 1873 1885) no Hoare annotation was computed. [2022-12-13 11:11:30,174 INFO L895 garLoopResultBuilder]: At program point L1879(line 1879) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_fscanf_square_66b_goodG2BSink_~data~2#1|) [2022-12-13 11:11:30,174 INFO L899 garLoopResultBuilder]: For program point L1869(line 1869) no Hoare annotation was computed. [2022-12-13 11:11:30,174 INFO L899 garLoopResultBuilder]: For program point L1869-1(line 1869) no Hoare annotation was computed. [2022-12-13 11:11:30,174 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-13 11:11:30,174 INFO L895 garLoopResultBuilder]: At program point main_returnLabel#1(lines 1857 1864) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_fscanf_square_66b_goodG2BSink_~data~2#1|) [2022-12-13 11:11:30,175 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-13 11:11:30,175 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1869) no Hoare annotation was computed. [2022-12-13 11:11:30,175 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1876) no Hoare annotation was computed. [2022-12-13 11:11:30,175 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1878) no Hoare annotation was computed. [2022-12-13 11:11:30,175 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-13 11:11:30,175 INFO L899 garLoopResultBuilder]: For program point L1878(line 1878) no Hoare annotation was computed. [2022-12-13 11:11:30,175 INFO L899 garLoopResultBuilder]: For program point L1878-1(line 1878) no Hoare annotation was computed. [2022-12-13 11:11:30,175 INFO L899 garLoopResultBuilder]: For program point L1876(line 1876) no Hoare annotation was computed. [2022-12-13 11:11:30,175 INFO L899 garLoopResultBuilder]: For program point L1876-1(line 1876) no Hoare annotation was computed. [2022-12-13 11:11:30,175 INFO L899 garLoopResultBuilder]: For program point L1843(lines 1843 1851) no Hoare annotation was computed. [2022-12-13 11:11:30,175 INFO L899 garLoopResultBuilder]: For program point L1876-3(lines 1876 1884) no Hoare annotation was computed. [2022-12-13 11:11:30,176 INFO L895 garLoopResultBuilder]: At program point L1870(line 1870) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_fscanf_square_66b_goodG2BSink_~data~2#1|) [2022-12-13 11:11:30,176 INFO L899 garLoopResultBuilder]: For program point L1870-1(lines 1865 1872) no Hoare annotation was computed. [2022-12-13 11:11:30,176 INFO L899 garLoopResultBuilder]: For program point L1833(lines 1833 1841) no Hoare annotation was computed. [2022-12-13 11:11:30,176 INFO L895 garLoopResultBuilder]: At program point L1862(line 1862) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_fscanf_square_66b_goodG2BSink_~data~2#1|) [2022-12-13 11:11:30,176 INFO L899 garLoopResultBuilder]: For program point L1862-1(line 1862) no Hoare annotation was computed. [2022-12-13 11:11:30,176 INFO L902 garLoopResultBuilder]: At program point L1860(line 1860) the Hoare annotation is: true [2022-12-13 11:11:30,176 INFO L899 garLoopResultBuilder]: For program point L1860-1(line 1860) no Hoare annotation was computed. [2022-12-13 11:11:30,179 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-12-13 11:11:30,181 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 11:11:30,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 11:11:30 BoogieIcfgContainer [2022-12-13 11:11:30,189 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 11:11:30,189 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 11:11:30,189 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 11:11:30,189 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 11:11:30,190 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:09:29" (3/4) ... [2022-12-13 11:11:30,192 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 11:11:30,195 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-13 11:11:30,196 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-13 11:11:30,198 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2022-12-13 11:11:30,198 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-13 11:11:30,198 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-13 11:11:30,199 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 11:11:30,221 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 11:11:30,222 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 11:11:30,222 INFO L158 Benchmark]: Toolchain (without parser) took 124671.82ms. Allocated memory was 62.9MB in the beginning and 92.3MB in the end (delta: 29.4MB). Free memory was 40.0MB in the beginning and 37.3MB in the end (delta: 2.7MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2022-12-13 11:11:30,222 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 48.2MB. Free memory was 26.7MB in the beginning and 26.7MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:11:30,223 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1427.90ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 39.9MB in the beginning and 46.3MB in the end (delta: -6.5MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2022-12-13 11:11:30,223 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.07ms. Allocated memory is still 75.5MB. Free memory was 46.3MB in the beginning and 42.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 11:11:30,223 INFO L158 Benchmark]: Boogie Preprocessor took 30.58ms. Allocated memory is still 75.5MB. Free memory was 42.1MB in the beginning and 40.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 11:11:30,223 INFO L158 Benchmark]: RCFGBuilder took 2610.29ms. Allocated memory is still 75.5MB. Free memory was 39.5MB in the beginning and 22.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 11:11:30,224 INFO L158 Benchmark]: TraceAbstraction took 120507.57ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 21.7MB in the beginning and 40.8MB in the end (delta: -19.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:11:30,224 INFO L158 Benchmark]: Witness Printer took 32.40ms. Allocated memory is still 92.3MB. Free memory was 40.8MB in the beginning and 37.3MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 11:11:30,225 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 48.2MB. Free memory was 26.7MB in the beginning and 26.7MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1427.90ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 39.9MB in the beginning and 46.3MB in the end (delta: -6.5MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.07ms. Allocated memory is still 75.5MB. Free memory was 46.3MB in the beginning and 42.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.58ms. Allocated memory is still 75.5MB. Free memory was 42.1MB in the beginning and 40.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2610.29ms. Allocated memory is still 75.5MB. Free memory was 39.5MB in the beginning and 22.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 120507.57ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 21.7MB in the beginning and 40.8MB in the end (delta: -19.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 32.40ms. Allocated memory is still 92.3MB. Free memory was 40.8MB in the beginning and 37.3MB in the end (delta: 3.5MB). 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: 1869]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1869]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1876]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1878]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1878]: 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, 36 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 120.5s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 31 SdHoareTripleChecker+Valid, 4.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 27 mSDsluCounter, 297 SdHoareTripleChecker+Invalid, 3.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 180 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50 IncrementalHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 117 mSDtfsCounter, 50 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 86 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=36occurred in iteration=0, InterpolantAutomatonStates: 22, 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, 8 LocationsWithAnnotation, 11 PreInvPairs, 11 NumberOfFragments, 18 HoareAnnotationTreeSize, 11 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 110.5s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 87 NumberOfCodeBlocks, 87 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 82 ConstructedInterpolants, 5 QuantifiedInterpolants, 351 SizeOfPredicates, 15 NumberOfNonLiveVariables, 563 ConjunctsInSsa, 27 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 - InvariantResult [Line: 1857]: Loop Invariant Derived loop invariant: 2bv32 == data RESULT: Ultimate proved your program to be correct! [2022-12-13 11:11:30,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c98bee5-e1d0-485c-b629-6faf08adbf0c/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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