./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_22_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_22_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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_b96fba14-c599-41cf-8f9d-9c46446d1263/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 7ae8e8e55f7d635ab666cfd2c185c4fd0de98567dd3d4a5d8c30c5cfdf4421f1 --- 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 19:46:14,365 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:46:14,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:46:14,378 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:46:14,379 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:46:14,380 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:46:14,381 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:46:14,382 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:46:14,382 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:46:14,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:46:14,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:46:14,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:46:14,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:46:14,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:46:14,386 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:46:14,387 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:46:14,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:46:14,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:46:14,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:46:14,390 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:46:14,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:46:14,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:46:14,392 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:46:14,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:46:14,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:46:14,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:46:14,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:46:14,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:46:14,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:46:14,397 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:46:14,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:46:14,398 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:46:14,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:46:14,399 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:46:14,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:46:14,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:46:14,400 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:46:14,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:46:14,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:46:14,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:46:14,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:46:14,402 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-12-13 19:46:14,416 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:46:14,416 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:46:14,416 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:46:14,416 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:46:14,417 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 19:46:14,417 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 19:46:14,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:46:14,417 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:46:14,418 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:46:14,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:46:14,418 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 19:46:14,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 19:46:14,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:46:14,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 19:46:14,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 19:46:14,419 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 19:46:14,419 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 19:46:14,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 19:46:14,419 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:46:14,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 19:46:14,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:46:14,419 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:46:14,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 19:46:14,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:46:14,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:46:14,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 19:46:14,420 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 19:46:14,420 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 19:46:14,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 19:46:14,421 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 19:46:14,421 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 19:46:14,421 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 19:46:14,421 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 19:46:14,421 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 19:46:14,421 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_b96fba14-c599-41cf-8f9d-9c46446d1263/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ae8e8e55f7d635ab666cfd2c185c4fd0de98567dd3d4a5d8c30c5cfdf4421f1 [2022-12-13 19:46:14,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:46:14,611 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:46:14,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:46:14,614 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:46:14,615 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:46:14,615 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_22_good.i [2022-12-13 19:46:17,182 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:46:17,429 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:46:17,430 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_22_good.i [2022-12-13 19:46:17,446 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/data/cf527992f/c4effca0a8dc4942a93b0641bb9a4e7e/FLAGe4a2f8128 [2022-12-13 19:46:17,752 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/data/cf527992f/c4effca0a8dc4942a93b0641bb9a4e7e [2022-12-13 19:46:17,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:46:17,755 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:46:17,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:46:17,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:46:17,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:46:17,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:46:17" (1/1) ... [2022-12-13 19:46:17,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22dee3e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:46:17, skipping insertion in model container [2022-12-13 19:46:17,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:46:17" (1/1) ... [2022-12-13 19:46:17,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:46:17,806 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:46:18,071 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 19:46:18,486 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 19:46:18,490 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 19:46:18,491 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 19:46:18,493 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 19:46:18,493 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 19:46:18,530 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 19:46:18,864 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.visit(CHandler.java:1676) 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 19:46:18,867 INFO L158 Benchmark]: Toolchain (without parser) took 1111.68ms. Allocated memory is still 148.9MB. Free memory was 109.1MB in the beginning and 84.3MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-13 19:46:18,868 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 148.9MB. Free memory is still 120.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:46:18,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1110.29ms. Allocated memory is still 148.9MB. Free memory was 108.6MB in the beginning and 84.3MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-13 19:46:18,869 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 148.9MB. Free memory is still 120.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1110.29ms. Allocated memory is still 148.9MB. Free memory was 108.6MB in the beginning and 84.3MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java: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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_22_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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_b96fba14-c599-41cf-8f9d-9c46446d1263/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 7ae8e8e55f7d635ab666cfd2c185c4fd0de98567dd3d4a5d8c30c5cfdf4421f1 --- 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 19:46:20,186 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:46:20,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:46:20,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:46:20,208 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:46:20,209 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:46:20,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:46:20,212 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:46:20,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:46:20,214 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:46:20,215 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:46:20,216 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:46:20,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:46:20,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:46:20,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:46:20,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:46:20,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:46:20,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:46:20,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:46:20,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:46:20,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:46:20,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:46:20,227 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:46:20,228 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:46:20,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:46:20,232 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:46:20,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:46:20,233 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:46:20,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:46:20,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:46:20,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:46:20,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:46:20,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:46:20,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:46:20,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:46:20,244 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:46:20,244 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:46:20,245 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:46:20,245 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:46:20,246 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:46:20,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:46:20,247 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-12-13 19:46:20,270 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:46:20,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:46:20,271 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:46:20,271 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:46:20,272 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 19:46:20,272 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 19:46:20,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:46:20,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:46:20,273 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:46:20,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:46:20,273 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 19:46:20,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:46:20,274 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 19:46:20,274 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 19:46:20,274 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 19:46:20,274 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 19:46:20,274 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 19:46:20,275 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 19:46:20,275 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 19:46:20,275 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 19:46:20,275 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:46:20,275 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 19:46:20,276 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:46:20,276 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:46:20,276 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 19:46:20,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:46:20,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:46:20,277 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 19:46:20,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 19:46:20,277 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 19:46:20,277 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 19:46:20,277 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 19:46:20,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 19:46:20,278 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 19:46:20,278 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 19:46:20,278 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 19:46:20,278 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 19:46:20,278 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_b96fba14-c599-41cf-8f9d-9c46446d1263/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ae8e8e55f7d635ab666cfd2c185c4fd0de98567dd3d4a5d8c30c5cfdf4421f1 [2022-12-13 19:46:20,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:46:20,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:46:20,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:46:20,511 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:46:20,511 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:46:20,512 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_22_good.i [2022-12-13 19:46:23,006 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:46:23,252 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:46:23,253 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_22_good.i [2022-12-13 19:46:23,268 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/data/5fc201573/0d36a222eb814151bb8992146f877a06/FLAG706568592 [2022-12-13 19:46:23,556 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/data/5fc201573/0d36a222eb814151bb8992146f877a06 [2022-12-13 19:46:23,558 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:46:23,559 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:46:23,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:46:23,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:46:23,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:46:23,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:46:23" (1/1) ... [2022-12-13 19:46:23,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61dade19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:46:23, skipping insertion in model container [2022-12-13 19:46:23,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:46:23" (1/1) ... [2022-12-13 19:46:23,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:46:23,619 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:46:23,987 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 19:46:24,453 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 19:46:24,457 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 19:46:24,459 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 19:46:24,461 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 19:46:24,461 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 19:46:24,495 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 19:46:24,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:46:24,806 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 19:46:24,821 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 19:46:24,865 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 19:46:24,866 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 19:46:24,867 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 19:46:24,869 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 19:46:24,870 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 19:46:24,876 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 19:46:24,888 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:46:25,140 INFO L208 MainTranslator]: Completed translation [2022-12-13 19:46:25,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:46:25 WrapperNode [2022-12-13 19:46:25,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 19:46:25,141 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 19:46:25,141 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 19:46:25,141 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 19:46:25,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:46:25" (1/1) ... [2022-12-13 19:46:25,168 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:46:25" (1/1) ... [2022-12-13 19:46:25,190 INFO L138 Inliner]: procedures = 948, calls = 68, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 128 [2022-12-13 19:46:25,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 19:46:25,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 19:46:25,191 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 19:46:25,191 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 19:46:25,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:46:25" (1/1) ... [2022-12-13 19:46:25,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:46:25" (1/1) ... [2022-12-13 19:46:25,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:46:25" (1/1) ... [2022-12-13 19:46:25,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:46:25" (1/1) ... [2022-12-13 19:46:25,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:46:25" (1/1) ... [2022-12-13 19:46:25,209 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:46:25" (1/1) ... [2022-12-13 19:46:25,211 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:46:25" (1/1) ... [2022-12-13 19:46:25,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:46:25" (1/1) ... [2022-12-13 19:46:25,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 19:46:25,215 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 19:46:25,216 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 19:46:25,216 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 19:46:25,216 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:46:25" (1/1) ... [2022-12-13 19:46:25,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:46:25,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:46:25,239 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 19:46:25,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 19:46:25,268 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-13 19:46:25,268 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-13 19:46:25,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 19:46:25,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 19:46:25,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 19:46:25,268 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 19:46:25,268 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 19:46:25,268 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 19:46:25,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 19:46:25,386 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 19:46:25,387 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 19:46:27,333 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 19:46:27,337 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 19:46:27,338 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 19:46:27,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:46:27 BoogieIcfgContainer [2022-12-13 19:46:27,339 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 19:46:27,340 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 19:46:27,341 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 19:46:27,343 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 19:46:27,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 07:46:23" (1/3) ... [2022-12-13 19:46:27,343 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37c77ffc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:46:27, skipping insertion in model container [2022-12-13 19:46:27,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:46:25" (2/3) ... [2022-12-13 19:46:27,344 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37c77ffc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:46:27, skipping insertion in model container [2022-12-13 19:46:27,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:46:27" (3/3) ... [2022-12-13 19:46:27,345 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_22_good.i [2022-12-13 19:46:27,357 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 19:46:27,357 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-12-13 19:46:27,389 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 19:46:27,394 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;@85f3e5b, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 19:46:27,394 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-12-13 19:46:27,397 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 37 states have (on average 1.4864864864864864) internal successors, (55), 50 states have internal predecessors, (55), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 5 states have call predecessors, (8), 8 states have call successors, (8) [2022-12-13 19:46:27,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-13 19:46:27,402 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:46:27,402 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:46:27,403 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 19:46:27,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:46:27,408 INFO L85 PathProgramCache]: Analyzing trace with hash -1834658948, now seen corresponding path program 1 times [2022-12-13 19:46:27,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 19:46:27,421 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1217770326] [2022-12-13 19:46:27,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:46:27,421 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 19:46:27,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 19:46:27,422 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:46:27,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:46:27,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:46:27,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 19:46:27,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:46:27,586 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 19:46:27,586 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:46:27,586 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 19:46:27,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1217770326] [2022-12-13 19:46:27,587 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1217770326] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:46:27,587 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:46:27,587 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:46:27,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077055856] [2022-12-13 19:46:27,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:46:27,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 19:46:27,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 19:46:27,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 19:46:27,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 19:46:27,615 INFO L87 Difference]: Start difference. First operand has 56 states, 37 states have (on average 1.4864864864864864) internal successors, (55), 50 states have internal predecessors, (55), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 5 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (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 19:46:28,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:46:28,066 INFO L93 Difference]: Finished difference Result 57 states and 73 transitions. [2022-12-13 19:46:28,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 19:46:28,073 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2022-12-13 19:46:28,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:46:28,078 INFO L225 Difference]: With dead ends: 57 [2022-12-13 19:46:28,078 INFO L226 Difference]: Without dead ends: 47 [2022-12-13 19:46:28,080 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 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 19:46:28,082 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 3 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-13 19:46:28,083 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 190 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-13 19:46:28,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2022-12-13 19:46:28,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 46. [2022-12-13 19:46:28,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 31 states have (on average 1.4838709677419355) internal successors, (46), 41 states have internal predecessors, (46), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 6 states have call successors, (6) [2022-12-13 19:46:28,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 58 transitions. [2022-12-13 19:46:28,108 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 58 transitions. Word has length 13 [2022-12-13 19:46:28,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:46:28,108 INFO L495 AbstractCegarLoop]: Abstraction has 46 states and 58 transitions. [2022-12-13 19:46:28,109 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (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 19:46:28,109 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2022-12-13 19:46:28,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-13 19:46:28,109 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:46:28,110 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:46:28,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:46:28,310 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:46:28,312 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 19:46:28,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:46:28,314 INFO L85 PathProgramCache]: Analyzing trace with hash -1039848440, now seen corresponding path program 1 times [2022-12-13 19:46:28,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 19:46:28,317 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [418794267] [2022-12-13 19:46:28,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:46:28,318 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 19:46:28,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 19:46:28,362 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:46:28,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:46:28,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:46:28,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 19:46:28,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:46:28,506 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 19:46:28,506 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:46:28,506 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 19:46:28,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [418794267] [2022-12-13 19:46:28,506 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [418794267] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:46:28,507 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:46:28,507 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:46:28,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741635024] [2022-12-13 19:46:28,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:46:28,508 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:46:28,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 19:46:28,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:46:28,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:46:28,509 INFO L87 Difference]: Start difference. First operand 46 states and 58 transitions. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (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 19:46:28,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:46:28,531 INFO L93 Difference]: Finished difference Result 81 states and 99 transitions. [2022-12-13 19:46:28,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:46:28,532 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (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 14 [2022-12-13 19:46:28,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:46:28,533 INFO L225 Difference]: With dead ends: 81 [2022-12-13 19:46:28,533 INFO L226 Difference]: Without dead ends: 47 [2022-12-13 19:46:28,534 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 12 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 19:46:28,535 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 0 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 19:46:28,535 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 19:46:28,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2022-12-13 19:46:28,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2022-12-13 19:46:28,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 32 states have (on average 1.46875) internal successors, (47), 42 states have internal predecessors, (47), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 6 states have call successors, (6) [2022-12-13 19:46:28,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 59 transitions. [2022-12-13 19:46:28,543 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 59 transitions. Word has length 14 [2022-12-13 19:46:28,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:46:28,543 INFO L495 AbstractCegarLoop]: Abstraction has 47 states and 59 transitions. [2022-12-13 19:46:28,543 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (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 19:46:28,543 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2022-12-13 19:46:28,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-13 19:46:28,544 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:46:28,544 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:46:28,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:46:28,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:46:28,746 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 19:46:28,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:46:28,748 INFO L85 PathProgramCache]: Analyzing trace with hash 2124311806, now seen corresponding path program 1 times [2022-12-13 19:46:28,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 19:46:28,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [89980454] [2022-12-13 19:46:28,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:46:28,751 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 19:46:28,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 19:46:28,754 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:46:28,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:47:18,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:47:18,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-13 19:47:18,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:47:19,946 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 19:47:19,946 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:47:19,946 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 19:47:19,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [89980454] [2022-12-13 19:47:19,947 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [89980454] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:47:19,947 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:47:19,947 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 19:47:19,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460601858] [2022-12-13 19:47:19,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:47:19,947 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 19:47:19,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 19:47:19,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 19:47:19,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 19:47:19,949 INFO L87 Difference]: Start difference. First operand 47 states and 59 transitions. Second operand has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 1 states have call successors, (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 19:47:22,800 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 19:47:23,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:47:23,019 INFO L93 Difference]: Finished difference Result 69 states and 86 transitions. [2022-12-13 19:47:23,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 19:47:23,021 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 1 states have call successors, (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 15 [2022-12-13 19:47:23,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:47:23,021 INFO L225 Difference]: With dead ends: 69 [2022-12-13 19:47:23,021 INFO L226 Difference]: Without dead ends: 68 [2022-12-13 19:47:23,022 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 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 19:47:23,022 INFO L413 NwaCegarLoop]: 51 mSDtfsCounter, 28 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-12-13 19:47:23,022 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 235 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-12-13 19:47:23,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2022-12-13 19:47:23,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 46. [2022-12-13 19:47:23,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 32 states have (on average 1.4375) internal successors, (46), 41 states have internal predecessors, (46), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 6 states have call successors, (6) [2022-12-13 19:47:23,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 58 transitions. [2022-12-13 19:47:23,030 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 58 transitions. Word has length 15 [2022-12-13 19:47:23,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:47:23,030 INFO L495 AbstractCegarLoop]: Abstraction has 46 states and 58 transitions. [2022-12-13 19:47:23,031 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 1 states have call successors, (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 19:47:23,031 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2022-12-13 19:47:23,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-13 19:47:23,031 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:47:23,031 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:47:23,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:47:23,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:47:23,233 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 19:47:23,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:47:23,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1429156618, now seen corresponding path program 1 times [2022-12-13 19:47:23,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 19:47:23,237 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [267105758] [2022-12-13 19:47:23,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:47:23,238 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 19:47:23,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 19:47:23,241 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:47:23,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:48:17,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:48:17,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 19:48:17,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:48:18,828 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 19:48:18,828 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:48:18,828 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 19:48:18,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [267105758] [2022-12-13 19:48:18,829 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [267105758] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:48:18,829 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:48:18,829 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 19:48:18,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582028240] [2022-12-13 19:48:18,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:48:18,830 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 19:48:18,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 19:48:18,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 19:48:18,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 19:48:18,830 INFO L87 Difference]: Start difference. First operand 46 states and 58 transitions. Second operand has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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 19:48:19,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:48:19,958 INFO L93 Difference]: Finished difference Result 68 states and 85 transitions. [2022-12-13 19:48:19,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 19:48:19,960 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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 16 [2022-12-13 19:48:19,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:48:19,961 INFO L225 Difference]: With dead ends: 68 [2022-12-13 19:48:19,961 INFO L226 Difference]: Without dead ends: 67 [2022-12-13 19:48:19,961 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 19:48:19,962 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 25 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-13 19:48:19,963 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 195 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-13 19:48:19,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2022-12-13 19:48:19,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 45. [2022-12-13 19:48:19,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 32 states have (on average 1.40625) internal successors, (45), 40 states have internal predecessors, (45), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 6 states have call successors, (6) [2022-12-13 19:48:19,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 57 transitions. [2022-12-13 19:48:19,969 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 57 transitions. Word has length 16 [2022-12-13 19:48:19,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:48:19,969 INFO L495 AbstractCegarLoop]: Abstraction has 45 states and 57 transitions. [2022-12-13 19:48:19,970 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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 19:48:19,970 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2022-12-13 19:48:19,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-13 19:48:19,970 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:48:19,971 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:48:19,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:48:20,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:48:20,173 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 19:48:20,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:48:20,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1514801558, now seen corresponding path program 1 times [2022-12-13 19:48:20,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 19:48:20,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1034991550] [2022-12-13 19:48:20,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:48:20,176 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 19:48:20,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 19:48:20,179 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:48:20,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:48:20,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:48:20,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 19:48:20,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:48:20,312 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:48:20,312 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:48:20,312 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 19:48:20,312 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1034991550] [2022-12-13 19:48:20,312 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1034991550] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:48:20,312 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:48:20,313 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:48:20,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513599874] [2022-12-13 19:48:20,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:48:20,313 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:48:20,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 19:48:20,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:48:20,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:48:20,314 INFO L87 Difference]: Start difference. First operand 45 states and 57 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 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 19:48:20,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:48:20,322 INFO L93 Difference]: Finished difference Result 74 states and 90 transitions. [2022-12-13 19:48:20,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:48:20,322 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 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) Word has length 23 [2022-12-13 19:48:20,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:48:20,323 INFO L225 Difference]: With dead ends: 74 [2022-12-13 19:48:20,323 INFO L226 Difference]: Without dead ends: 44 [2022-12-13 19:48:20,323 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 21 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 19:48:20,324 INFO L413 NwaCegarLoop]: 52 mSDtfsCounter, 51 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 19:48:20,324 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 52 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 19:48:20,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2022-12-13 19:48:20,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2022-12-13 19:48:20,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 32 states have (on average 1.375) internal successors, (44), 39 states have internal predecessors, (44), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 3 states have call predecessors, (5), 5 states have call successors, (5) [2022-12-13 19:48:20,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 54 transitions. [2022-12-13 19:48:20,328 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 54 transitions. Word has length 23 [2022-12-13 19:48:20,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:48:20,328 INFO L495 AbstractCegarLoop]: Abstraction has 44 states and 54 transitions. [2022-12-13 19:48:20,328 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 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 19:48:20,328 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2022-12-13 19:48:20,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-13 19:48:20,328 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:48:20,329 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:48:20,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:48:20,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:48:20,529 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 19:48:20,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:48:20,530 INFO L85 PathProgramCache]: Analyzing trace with hash -1646608612, now seen corresponding path program 1 times [2022-12-13 19:48:20,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 19:48:20,530 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [57214236] [2022-12-13 19:48:20,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:48:20,530 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 19:48:20,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 19:48:20,531 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:48:20,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 (7)] Waiting until timeout for monitored process [2022-12-13 19:48:20,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:48:20,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 19:48:20,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:48:20,608 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 19:48:20,608 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:48:20,608 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 19:48:20,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [57214236] [2022-12-13 19:48:20,609 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [57214236] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:48:20,609 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:48:20,609 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:48:20,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672480398] [2022-12-13 19:48:20,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:48:20,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 19:48:20,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 19:48:20,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 19:48:20,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 19:48:20,610 INFO L87 Difference]: Start difference. First operand 44 states and 54 transitions. Second operand has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 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 19:48:21,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:48:21,970 INFO L93 Difference]: Finished difference Result 45 states and 56 transitions. [2022-12-13 19:48:21,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 19:48:21,976 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 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 25 [2022-12-13 19:48:21,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:48:21,977 INFO L225 Difference]: With dead ends: 45 [2022-12-13 19:48:21,977 INFO L226 Difference]: Without dead ends: 44 [2022-12-13 19:48:21,978 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 22 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 19:48:21,978 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 3 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-12-13 19:48:21,979 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 136 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-12-13 19:48:21,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2022-12-13 19:48:21,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 43. [2022-12-13 19:48:21,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 32 states have (on average 1.34375) internal successors, (43), 38 states have internal predecessors, (43), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 3 states have call predecessors, (5), 5 states have call successors, (5) [2022-12-13 19:48:21,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 53 transitions. [2022-12-13 19:48:21,984 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 53 transitions. Word has length 25 [2022-12-13 19:48:21,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:48:21,985 INFO L495 AbstractCegarLoop]: Abstraction has 43 states and 53 transitions. [2022-12-13 19:48:21,985 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 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 19:48:21,985 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 53 transitions. [2022-12-13 19:48:21,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-13 19:48:21,986 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:48:21,986 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:48:21,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 (7)] Forceful destruction successful, exit code 0 [2022-12-13 19:48:22,187 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:48:22,188 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 19:48:22,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:48:22,189 INFO L85 PathProgramCache]: Analyzing trace with hash 494744713, now seen corresponding path program 1 times [2022-12-13 19:48:22,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 19:48:22,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1865773511] [2022-12-13 19:48:22,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:48:22,191 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 19:48:22,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 19:48:22,194 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:48:22,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 (8)] Waiting until timeout for monitored process [2022-12-13 19:48:22,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:48:22,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 19:48:22,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:48:22,318 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 19:48:22,318 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:48:22,319 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 19:48:22,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1865773511] [2022-12-13 19:48:22,319 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1865773511] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:48:22,319 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:48:22,319 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:48:22,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383488858] [2022-12-13 19:48:22,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:48:22,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:48:22,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 19:48:22,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:48:22,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:48:22,321 INFO L87 Difference]: Start difference. First operand 43 states and 53 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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 19:48:22,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:48:22,337 INFO L93 Difference]: Finished difference Result 59 states and 69 transitions. [2022-12-13 19:48:22,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:48:22,338 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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 26 [2022-12-13 19:48:22,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:48:22,338 INFO L225 Difference]: With dead ends: 59 [2022-12-13 19:48:22,339 INFO L226 Difference]: Without dead ends: 44 [2022-12-13 19:48:22,339 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 24 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 19:48:22,340 INFO L413 NwaCegarLoop]: 51 mSDtfsCounter, 0 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 19:48:22,340 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 96 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 19:48:22,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2022-12-13 19:48:22,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2022-12-13 19:48:22,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 39 states have internal predecessors, (44), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 3 states have call predecessors, (5), 5 states have call successors, (5) [2022-12-13 19:48:22,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 54 transitions. [2022-12-13 19:48:22,345 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 54 transitions. Word has length 26 [2022-12-13 19:48:22,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:48:22,345 INFO L495 AbstractCegarLoop]: Abstraction has 44 states and 54 transitions. [2022-12-13 19:48:22,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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 19:48:22,346 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2022-12-13 19:48:22,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-13 19:48:22,346 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:48:22,346 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:48:22,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 (8)] Ended with exit code 0 [2022-12-13 19:48:22,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:48:22,548 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 19:48:22,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:48:22,550 INFO L85 PathProgramCache]: Analyzing trace with hash -1821944140, now seen corresponding path program 1 times [2022-12-13 19:48:22,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 19:48:22,551 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2003466992] [2022-12-13 19:48:22,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:48:22,552 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 19:48:22,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 19:48:22,554 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:48:22,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 (9)] Waiting until timeout for monitored process [2022-12-13 19:48:22,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:48:22,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 19:48:22,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:48:22,652 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 19:48:22,652 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:48:22,652 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 19:48:22,652 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2003466992] [2022-12-13 19:48:22,652 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2003466992] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:48:22,653 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:48:22,653 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:48:22,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510413093] [2022-12-13 19:48:22,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:48:22,653 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:48:22,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 19:48:22,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:48:22,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:48:22,654 INFO L87 Difference]: Start difference. First operand 44 states and 54 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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 19:48:22,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:48:22,664 INFO L93 Difference]: Finished difference Result 58 states and 66 transitions. [2022-12-13 19:48:22,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:48:22,665 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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 27 [2022-12-13 19:48:22,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:48:22,665 INFO L225 Difference]: With dead ends: 58 [2022-12-13 19:48:22,666 INFO L226 Difference]: Without dead ends: 51 [2022-12-13 19:48:22,666 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 25 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 19:48:22,667 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 26 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 19:48:22,667 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 85 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 19:48:22,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-12-13 19:48:22,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2022-12-13 19:48:22,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 38 states have (on average 1.2894736842105263) internal successors, (49), 43 states have internal predecessors, (49), 5 states have call successors, (5), 4 states have call predecessors, (5), 4 states have return successors, (5), 3 states have call predecessors, (5), 5 states have call successors, (5) [2022-12-13 19:48:22,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 59 transitions. [2022-12-13 19:48:22,672 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 59 transitions. Word has length 27 [2022-12-13 19:48:22,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:48:22,673 INFO L495 AbstractCegarLoop]: Abstraction has 51 states and 59 transitions. [2022-12-13 19:48:22,673 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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 19:48:22,673 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 59 transitions. [2022-12-13 19:48:22,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-13 19:48:22,673 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:48:22,673 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:48:22,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 (9)] Forceful destruction successful, exit code 0 [2022-12-13 19:48:22,874 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:48:22,875 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 19:48:22,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:48:22,876 INFO L85 PathProgramCache]: Analyzing trace with hash -1842907970, now seen corresponding path program 1 times [2022-12-13 19:48:22,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 19:48:22,877 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1159438705] [2022-12-13 19:48:22,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:48:22,877 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 19:48:22,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 19:48:22,878 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:48:22,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 (10)] Waiting until timeout for monitored process [2022-12-13 19:49:15,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:49:15,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-13 19:49:15,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:49:16,416 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 19:49:16,416 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:49:16,416 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 19:49:16,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1159438705] [2022-12-13 19:49:16,416 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1159438705] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:49:16,416 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:49:16,416 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 19:49:16,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36528624] [2022-12-13 19:49:16,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:49:16,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 19:49:16,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 19:49:16,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 19:49:16,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 19:49:16,418 INFO L87 Difference]: Start difference. First operand 51 states and 59 transitions. Second operand has 6 states, 5 states have (on average 4.0) internal successors, (20), 6 states have internal predecessors, (20), 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 19:49:19,277 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-13 19:49:19,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:49:19,413 INFO L93 Difference]: Finished difference Result 58 states and 65 transitions. [2022-12-13 19:49:19,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 19:49:19,415 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.0) internal successors, (20), 6 states have internal predecessors, (20), 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 27 [2022-12-13 19:49:19,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:49:19,415 INFO L225 Difference]: With dead ends: 58 [2022-12-13 19:49:19,415 INFO L226 Difference]: Without dead ends: 57 [2022-12-13 19:49:19,416 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-13 19:49:19,416 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 11 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-12-13 19:49:19,417 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 222 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 42 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-12-13 19:49:19,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2022-12-13 19:49:19,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 50. [2022-12-13 19:49:19,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 38 states have (on average 1.263157894736842) internal successors, (48), 42 states have internal predecessors, (48), 5 states have call successors, (5), 4 states have call predecessors, (5), 4 states have return successors, (5), 3 states have call predecessors, (5), 5 states have call successors, (5) [2022-12-13 19:49:19,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 58 transitions. [2022-12-13 19:49:19,422 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 58 transitions. Word has length 27 [2022-12-13 19:49:19,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:49:19,422 INFO L495 AbstractCegarLoop]: Abstraction has 50 states and 58 transitions. [2022-12-13 19:49:19,422 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.0) internal successors, (20), 6 states have internal predecessors, (20), 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 19:49:19,423 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 58 transitions. [2022-12-13 19:49:19,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-13 19:49:19,423 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:49:19,423 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:49:19,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 (10)] Ended with exit code 0 [2022-12-13 19:49:19,624 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:49:19,625 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 19:49:19,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:49:19,626 INFO L85 PathProgramCache]: Analyzing trace with hash -1295572117, now seen corresponding path program 1 times [2022-12-13 19:49:19,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 19:49:19,627 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1547501552] [2022-12-13 19:49:19,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:49:19,628 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 19:49:19,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 19:49:19,631 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:49:19,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 (11)] Waiting until timeout for monitored process [2022-12-13 19:50:15,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:50:15,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 19:50:15,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:50:16,627 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 19:50:16,627 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:50:16,627 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 19:50:16,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1547501552] [2022-12-13 19:50:16,627 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1547501552] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:50:16,627 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:50:16,627 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 19:50:16,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683667562] [2022-12-13 19:50:16,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:50:16,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 19:50:16,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 19:50:16,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 19:50:16,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 19:50:16,628 INFO L87 Difference]: Start difference. First operand 50 states and 58 transitions. Second operand has 5 states, 4 states have (on average 5.25) internal successors, (21), 5 states have internal predecessors, (21), 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 19:50:18,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:50:18,185 INFO L93 Difference]: Finished difference Result 57 states and 64 transitions. [2022-12-13 19:50:18,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 19:50:18,186 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 5.25) internal successors, (21), 5 states have internal predecessors, (21), 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 28 [2022-12-13 19:50:18,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:50:18,186 INFO L225 Difference]: With dead ends: 57 [2022-12-13 19:50:18,186 INFO L226 Difference]: Without dead ends: 56 [2022-12-13 19:50:18,186 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 19:50:18,187 INFO L413 NwaCegarLoop]: 51 mSDtfsCounter, 8 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 183 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-13 19:50:18,187 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 183 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-13 19:50:18,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2022-12-13 19:50:18,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 49. [2022-12-13 19:50:18,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 38 states have (on average 1.236842105263158) internal successors, (47), 41 states have internal predecessors, (47), 5 states have call successors, (5), 4 states have call predecessors, (5), 4 states have return successors, (5), 3 states have call predecessors, (5), 5 states have call successors, (5) [2022-12-13 19:50:18,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 57 transitions. [2022-12-13 19:50:18,190 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 57 transitions. Word has length 28 [2022-12-13 19:50:18,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:50:18,191 INFO L495 AbstractCegarLoop]: Abstraction has 49 states and 57 transitions. [2022-12-13 19:50:18,191 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.25) internal successors, (21), 5 states have internal predecessors, (21), 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 19:50:18,191 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 57 transitions. [2022-12-13 19:50:18,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-13 19:50:18,191 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:50:18,191 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:50:18,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 (11)] Forceful destruction successful, exit code 0 [2022-12-13 19:50:18,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:50:18,393 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-12-13 19:50:18,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:50:18,394 INFO L85 PathProgramCache]: Analyzing trace with hash -1823494714, now seen corresponding path program 1 times [2022-12-13 19:50:18,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 19:50:18,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1902856407] [2022-12-13 19:50:18,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:50:18,396 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 19:50:18,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 19:50:18,399 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:50:18,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 (12)] Waiting until timeout for monitored process [2022-12-13 19:50:18,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:50:18,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 19:50:18,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:50:18,528 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-13 19:50:18,528 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:50:18,528 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 19:50:18,528 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1902856407] [2022-12-13 19:50:18,528 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1902856407] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:50:18,528 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:50:18,529 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 19:50:18,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654000401] [2022-12-13 19:50:18,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:50:18,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:50:18,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 19:50:18,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:50:18,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:50:18,530 INFO L87 Difference]: Start difference. First operand 49 states and 57 transitions. Second operand has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-13 19:50:18,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:50:18,625 INFO L93 Difference]: Finished difference Result 49 states and 57 transitions. [2022-12-13 19:50:18,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:50:18,628 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 34 [2022-12-13 19:50:18,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:50:18,629 INFO L225 Difference]: With dead ends: 49 [2022-12-13 19:50:18,629 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 19:50:18,629 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 32 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 19:50:18,629 INFO L413 NwaCegarLoop]: 46 mSDtfsCounter, 1 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 19:50:18,630 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 90 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 19:50:18,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 19:50:18,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 19:50:18,630 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 19:50:18,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 19:50:18,630 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 34 [2022-12-13 19:50:18,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:50:18,630 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 19:50:18,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-13 19:50:18,630 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 19:50:18,630 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 19:50:18,632 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2022-12-13 19:50:18,633 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2022-12-13 19:50:18,633 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2022-12-13 19:50:18,633 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2022-12-13 19:50:18,633 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2022-12-13 19:50:18,633 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2022-12-13 19:50:18,633 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2022-12-13 19:50:18,633 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2022-12-13 19:50:18,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 (12)] Ended with exit code 0 [2022-12-13 19:50:18,834 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/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 19:50:18,840 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-13 19:50:19,234 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2022-12-13 19:50:19,234 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-12-13 19:50:19,234 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-12-13 19:50:19,234 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-12-13 19:50:19,235 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2022-12-13 19:50:19,235 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-12-13 19:50:19,235 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-12-13 19:50:19,235 INFO L899 garLoopResultBuilder]: For program point L1889(line 1889) no Hoare annotation was computed. [2022-12-13 19:50:19,235 INFO L899 garLoopResultBuilder]: For program point L1889-1(line 1889) no Hoare annotation was computed. [2022-12-13 19:50:19,235 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1902) no Hoare annotation was computed. [2022-12-13 19:50:19,235 INFO L899 garLoopResultBuilder]: For program point L1918(line 1918) no Hoare annotation was computed. [2022-12-13 19:50:19,235 INFO L899 garLoopResultBuilder]: For program point L1918-1(line 1918) no Hoare annotation was computed. [2022-12-13 19:50:19,235 INFO L899 garLoopResultBuilder]: For program point L1881(lines 1881 1896) no Hoare annotation was computed. [2022-12-13 19:50:19,235 INFO L899 garLoopResultBuilder]: For program point L1902(line 1902) no Hoare annotation was computed. [2022-12-13 19:50:19,235 INFO L899 garLoopResultBuilder]: For program point L1902-1(line 1902) no Hoare annotation was computed. [2022-12-13 19:50:19,236 INFO L899 garLoopResultBuilder]: For program point L1902-3(lines 1902 1910) no Hoare annotation was computed. [2022-12-13 19:50:19,236 INFO L899 garLoopResultBuilder]: For program point L1898(lines 1898 1912) no Hoare annotation was computed. [2022-12-13 19:50:19,236 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 1584 1591) the Hoare annotation is: true [2022-12-13 19:50:19,236 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1918) no Hoare annotation was computed. [2022-12-13 19:50:19,236 INFO L895 garLoopResultBuilder]: At program point L1894(line 1894) the Hoare annotation is: (= (_ bv0 32) ~CWE190_Integer_Overflow__int_rand_square_22_goodB2G1Global~0) [2022-12-13 19:50:19,236 INFO L899 garLoopResultBuilder]: For program point L1894-1(lines 1879 1897) no Hoare annotation was computed. [2022-12-13 19:50:19,236 INFO L895 garLoopResultBuilder]: At program point L1890(line 1890) the Hoare annotation is: (and (let ((.cse0 (bvsgt |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_22_goodB2G1Sink_~data#1| (_ bv0 32)))) (or (and (exists ((currentRoundingMode RoundingMode)) (bvslt ((_ sign_extend 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_22_goodB2G1Sink_~data#1|) ((_ fp.to_sbv 64) roundTowardZero (fp.sqrt currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (_ bv2147483647 32)))))) .cse0) (and (not .cse0) (exists ((currentRoundingMode RoundingMode)) (bvslt ((_ sign_extend 32) (bvneg |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_22_goodB2G1Sink_~data#1|)) ((_ fp.to_sbv 64) roundTowardZero (fp.sqrt currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (_ bv2147483647 32))))))))) (bvsgt |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_22_goodB2G1Sink_~data#1| (_ bv2147483648 32)) (= (_ bv0 32) ~CWE190_Integer_Overflow__int_rand_square_22_goodB2G1Global~0)) [2022-12-13 19:50:19,236 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-13 19:50:19,237 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1887) no Hoare annotation was computed. [2022-12-13 19:50:19,237 INFO L902 garLoopResultBuilder]: At program point L1919(line 1919) the Hoare annotation is: true [2022-12-13 19:50:19,237 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1904) no Hoare annotation was computed. [2022-12-13 19:50:19,237 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-13 19:50:19,237 INFO L899 garLoopResultBuilder]: For program point L1915(lines 1915 1921) no Hoare annotation was computed. [2022-12-13 19:50:19,237 INFO L902 garLoopResultBuilder]: At program point L1589(line 1589) the Hoare annotation is: true [2022-12-13 19:50:19,237 INFO L899 garLoopResultBuilder]: For program point L1556(line 1556) no Hoare annotation was computed. [2022-12-13 19:50:19,237 INFO L899 garLoopResultBuilder]: For program point L1589-1(line 1589) no Hoare annotation was computed. [2022-12-13 19:50:19,237 INFO L899 garLoopResultBuilder]: For program point L1556-2(line 1556) no Hoare annotation was computed. [2022-12-13 19:50:19,237 INFO L899 garLoopResultBuilder]: For program point L1552(lines 1552 1559) no Hoare annotation was computed. [2022-12-13 19:50:19,237 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1889) no Hoare annotation was computed. [2022-12-13 19:50:19,237 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-13 19:50:19,238 INFO L899 garLoopResultBuilder]: For program point L1887(line 1887) no Hoare annotation was computed. [2022-12-13 19:50:19,238 INFO L899 garLoopResultBuilder]: For program point L1887-1(line 1887) no Hoare annotation was computed. [2022-12-13 19:50:19,238 INFO L899 garLoopResultBuilder]: For program point L1565(line 1565) no Hoare annotation was computed. [2022-12-13 19:50:19,238 INFO L899 garLoopResultBuilder]: For program point L1887-3(lines 1887 1895) no Hoare annotation was computed. [2022-12-13 19:50:19,238 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1904) no Hoare annotation was computed. [2022-12-13 19:50:19,238 INFO L895 garLoopResultBuilder]: At program point L1883(line 1883) the Hoare annotation is: false [2022-12-13 19:50:19,238 INFO L899 garLoopResultBuilder]: For program point L1565-2(line 1565) no Hoare annotation was computed. [2022-12-13 19:50:19,238 INFO L899 garLoopResultBuilder]: For program point L1561(lines 1561 1568) no Hoare annotation was computed. [2022-12-13 19:50:19,238 INFO L899 garLoopResultBuilder]: For program point L1904(line 1904) no Hoare annotation was computed. [2022-12-13 19:50:19,238 INFO L899 garLoopResultBuilder]: For program point L1904-1(line 1904) no Hoare annotation was computed. [2022-12-13 19:50:19,238 INFO L899 garLoopResultBuilder]: For program point L1900(lines 1900 1911) no Hoare annotation was computed. [2022-12-13 19:50:19,238 INFO L899 garLoopResultBuilder]: For program point L1578(lines 1578 1583) no Hoare annotation was computed. [2022-12-13 19:50:19,238 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-13 19:50:19,239 INFO L899 garLoopResultBuilder]: For program point L1570(lines 1570 1577) no Hoare annotation was computed. [2022-12-13 19:50:19,239 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1889) no Hoare annotation was computed. [2022-12-13 19:50:19,239 INFO L899 garLoopResultBuilder]: For program point L1913(lines 1913 1922) no Hoare annotation was computed. [2022-12-13 19:50:19,239 INFO L895 garLoopResultBuilder]: At program point L1909(line 1909) the Hoare annotation is: (and (= ~CWE190_Integer_Overflow__int_rand_square_22_goodB2G2Global~0 (_ bv1 32)) (= (_ bv0 32) ~CWE190_Integer_Overflow__int_rand_square_22_goodB2G1Global~0)) [2022-12-13 19:50:19,239 INFO L895 garLoopResultBuilder]: At program point L1587(line 1587) the Hoare annotation is: (= (_ bv0 32) ~CWE190_Integer_Overflow__int_rand_square_22_goodB2G1Global~0) [2022-12-13 19:50:19,239 INFO L899 garLoopResultBuilder]: For program point L1587-1(line 1587) no Hoare annotation was computed. [2022-12-13 19:50:19,239 INFO L895 garLoopResultBuilder]: At program point L1905(line 1905) the Hoare annotation is: (and (let ((.cse0 (bvsgt |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_22_goodB2G2Sink_~data#1| (_ bv0 32)))) (or (and (not .cse0) (exists ((currentRoundingMode RoundingMode)) (bvslt ((_ sign_extend 32) (bvneg |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_22_goodB2G2Sink_~data#1|)) ((_ fp.to_sbv 64) roundTowardZero (fp.sqrt currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (_ bv2147483647 32))))))) (and .cse0 (exists ((currentRoundingMode RoundingMode)) (bvslt ((_ sign_extend 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_22_goodB2G2Sink_~data#1|) ((_ fp.to_sbv 64) roundTowardZero (fp.sqrt currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (_ bv2147483647 32))))))))) (= ~CWE190_Integer_Overflow__int_rand_square_22_goodB2G2Global~0 (_ bv1 32)) (= (_ bv0 32) ~CWE190_Integer_Overflow__int_rand_square_22_goodB2G1Global~0) (bvsgt |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_22_goodB2G2Sink_~data#1| (_ bv2147483648 32))) [2022-12-13 19:50:19,239 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1918) no Hoare annotation was computed. [2022-12-13 19:50:19,242 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:50:19,243 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 19:50:19,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 07:50:19 BoogieIcfgContainer [2022-12-13 19:50:19,249 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 19:50:19,249 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 19:50:19,249 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 19:50:19,249 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 19:50:19,249 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:46:27" (3/4) ... [2022-12-13 19:50:19,251 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 19:50:19,255 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-13 19:50:19,255 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-13 19:50:19,258 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2022-12-13 19:50:19,258 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-12-13 19:50:19,258 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-13 19:50:19,258 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 19:50:19,285 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 19:50:19,285 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 19:50:19,285 INFO L158 Benchmark]: Toolchain (without parser) took 235726.76ms. Allocated memory is still 83.9MB. Free memory was 57.5MB in the beginning and 42.8MB in the end (delta: 14.8MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2022-12-13 19:50:19,285 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 41.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:50:19,286 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1580.60ms. Allocated memory is still 83.9MB. Free memory was 57.3MB in the beginning and 38.2MB in the end (delta: 19.0MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2022-12-13 19:50:19,286 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.92ms. Allocated memory is still 83.9MB. Free memory was 38.2MB in the beginning and 34.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 19:50:19,286 INFO L158 Benchmark]: Boogie Preprocessor took 23.92ms. Allocated memory is still 83.9MB. Free memory was 34.0MB in the beginning and 31.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 19:50:19,286 INFO L158 Benchmark]: RCFGBuilder took 2123.62ms. Allocated memory is still 83.9MB. Free memory was 31.4MB in the beginning and 40.5MB in the end (delta: -9.1MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2022-12-13 19:50:19,286 INFO L158 Benchmark]: TraceAbstraction took 231908.12ms. Allocated memory is still 83.9MB. Free memory was 39.9MB in the beginning and 47.1MB in the end (delta: -7.1MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2022-12-13 19:50:19,287 INFO L158 Benchmark]: Witness Printer took 36.16ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 42.8MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 19:50:19,288 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 41.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1580.60ms. Allocated memory is still 83.9MB. Free memory was 57.3MB in the beginning and 38.2MB in the end (delta: 19.0MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.92ms. Allocated memory is still 83.9MB. Free memory was 38.2MB in the beginning and 34.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.92ms. Allocated memory is still 83.9MB. Free memory was 34.0MB in the beginning and 31.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2123.62ms. Allocated memory is still 83.9MB. Free memory was 31.4MB in the beginning and 40.5MB in the end (delta: -9.1MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * TraceAbstraction took 231908.12ms. Allocated memory is still 83.9MB. Free memory was 39.9MB in the beginning and 47.1MB in the end (delta: -7.1MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * Witness Printer took 36.16ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 42.8MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. 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: 1887]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1889]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1889]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1902]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1904]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1904]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1918]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1918]: 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, 56 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 231.9s, OverallIterations: 11, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 10.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 164 SdHoareTripleChecker+Valid, 7.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 156 mSDsluCounter, 1592 SdHoareTripleChecker+Invalid, 7.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1010 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 210 IncrementalHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 582 mSDtfsCounter, 210 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 245 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 7.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=56occurred in iteration=0, InterpolantAutomatonStates: 47, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 60 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 23 PreInvPairs, 26 NumberOfFragments, 102 HoareAnnotationTreeSize, 23 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 11 FomulaSimplificationsInter, 30 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 212.0s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 248 NumberOfCodeBlocks, 248 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 237 ConstructedInterpolants, 10 QuantifiedInterpolants, 779 SizeOfPredicates, 16 NumberOfNonLiveVariables, 969 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 36/36 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 8 specifications checked. All of them hold - InvariantResult [Line: 1584]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-12-13 19:50:19,494 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-12-13 19:50:19,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96fba14-c599-41cf-8f9d-9c46446d1263/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE