./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_67_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_67_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4819ceb7994a5ef8feecba1fcc09590695bd4c90f8d6cbf38d6efe380ec4f4bf --- 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-38b53e6 [2022-11-25 23:35:04,749 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:35:04,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:35:04,790 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:35:04,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:35:04,795 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:35:04,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:35:04,800 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:35:04,803 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:35:04,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:35:04,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:35:04,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:35:04,809 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:35:04,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:35:04,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:35:04,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:35:04,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:35:04,823 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:35:04,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:35:04,830 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:35:04,842 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:35:04,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:35:04,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:35:04,847 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:35:04,856 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:35:04,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:35:04,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:35:04,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:35:04,861 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:35:04,862 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:35:04,862 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:35:04,863 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:35:04,864 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:35:04,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:35:04,866 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:35:04,866 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:35:04,867 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:35:04,867 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:35:04,867 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:35:04,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:35:04,869 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:35:04,870 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-25 23:35:04,910 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:35:04,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:35:04,911 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:35:04,911 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:35:04,912 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:35:04,912 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:35:04,912 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:35:04,912 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:35:04,912 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:35:04,913 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:35:04,914 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:35:04,914 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:35:04,914 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:35:04,914 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:35:04,914 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:35:04,915 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:35:04,915 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:35:04,915 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:35:04,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:35:04,916 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:35:04,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:35:04,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:35:04,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:35:04,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:35:04,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:35:04,917 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 23:35:04,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:35:04,918 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:35:04,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:35:04,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:35:04,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:35:04,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:35:04,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:35:04,920 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:35:04,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:35:04,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:35:04,921 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:35:04,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:35:04,921 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:35:04,921 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:35:04,922 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4819ceb7994a5ef8feecba1fcc09590695bd4c90f8d6cbf38d6efe380ec4f4bf [2022-11-25 23:35:05,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:35:05,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:35:05,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:35:05,301 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:35:05,303 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:35:05,304 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_67_good.i [2022-11-25 23:35:08,271 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:35:08,756 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:35:08,756 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_67_good.i [2022-11-25 23:35:08,786 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/data/8031f9b21/85b9385890844eed94c666e5da71ceab/FLAG927b3e342 [2022-11-25 23:35:08,806 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/data/8031f9b21/85b9385890844eed94c666e5da71ceab [2022-11-25 23:35:08,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:35:08,813 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:35:08,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:35:08,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:35:08,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:35:08,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:35:08" (1/1) ... [2022-11-25 23:35:08,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e62faf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:35:08, skipping insertion in model container [2022-11-25 23:35:08,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:35:08" (1/1) ... [2022-11-25 23:35:08,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:35:08,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:35:09,379 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 23:35:10,043 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 23:35:10,054 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 23:35:10,057 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 23:35:10,068 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 23:35:10,069 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 23:35:10,569 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 23:35:10,582 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:806) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2063) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:960) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1645) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1094) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1496) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2395) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-25 23:35:10,593 INFO L158 Benchmark]: Toolchain (without parser) took 1777.91ms. Allocated memory is still 172.0MB. Free memory was 137.1MB in the beginning and 126.4MB in the end (delta: 10.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-25 23:35:10,593 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 130.0MB. Free memory is still 100.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:35:10,594 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1772.13ms. Allocated memory is still 172.0MB. Free memory was 137.1MB in the beginning and 126.4MB in the end (delta: 10.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-25 23:35:10,596 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 130.0MB. Free memory is still 100.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1772.13ms. Allocated memory is still 172.0MB. Free memory was 137.1MB in the beginning and 126.4MB in the end (delta: 10.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:806) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_67_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4819ceb7994a5ef8feecba1fcc09590695bd4c90f8d6cbf38d6efe380ec4f4bf --- 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-38b53e6 [2022-11-25 23:35:12,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:35:12,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:35:12,948 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:35:12,949 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:35:12,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:35:12,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:35:12,960 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:35:12,962 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:35:12,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:35:12,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:35:12,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:35:12,973 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:35:12,975 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:35:12,977 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:35:12,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:35:12,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:35:12,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:35:12,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:35:12,996 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:35:12,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:35:13,001 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:35:13,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:35:13,003 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:35:13,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:35:13,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:35:13,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:35:13,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:35:13,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:35:13,009 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:35:13,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:35:13,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:35:13,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:35:13,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:35:13,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:35:13,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:35:13,030 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:35:13,030 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:35:13,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:35:13,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:35:13,032 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:35:13,033 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-25 23:35:13,076 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:35:13,076 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:35:13,078 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:35:13,078 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:35:13,079 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:35:13,079 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:35:13,079 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:35:13,080 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:35:13,080 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:35:13,080 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:35:13,081 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:35:13,081 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:35:13,082 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:35:13,082 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:35:13,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:35:13,083 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:35:13,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:35:13,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:35:13,083 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 23:35:13,083 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 23:35:13,084 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 23:35:13,084 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 23:35:13,084 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:35:13,084 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:35:13,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:35:13,085 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:35:13,085 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 23:35:13,085 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:35:13,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:35:13,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:35:13,086 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:35:13,086 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:35:13,086 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 23:35:13,086 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 23:35:13,086 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:35:13,087 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:35:13,087 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 23:35:13,087 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4819ceb7994a5ef8feecba1fcc09590695bd4c90f8d6cbf38d6efe380ec4f4bf [2022-11-25 23:35:13,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:35:13,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:35:13,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:35:13,512 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:35:13,512 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:35:13,514 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_67_good.i [2022-11-25 23:35:16,596 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:35:17,070 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:35:17,071 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_67_good.i [2022-11-25 23:35:17,094 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/data/60f713bd6/ceb898ebc22246a987452511c0515378/FLAG91ca937e0 [2022-11-25 23:35:17,115 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/data/60f713bd6/ceb898ebc22246a987452511c0515378 [2022-11-25 23:35:17,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:35:17,119 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:35:17,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:35:17,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:35:17,126 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:35:17,127 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:35:17" (1/1) ... [2022-11-25 23:35:17,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17f3fb34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:35:17, skipping insertion in model container [2022-11-25 23:35:17,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:35:17" (1/1) ... [2022-11-25 23:35:17,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:35:17,207 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:35:17,631 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 23:35:18,323 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 23:35:18,329 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 23:35:18,331 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 23:35:18,333 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 23:35:18,334 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 23:35:18,839 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 23:35:18,848 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:35:18,862 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 23:35:18,884 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 23:35:18,965 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 23:35:18,974 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 23:35:18,976 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 23:35:18,983 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 23:35:18,984 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 23:35:19,015 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 23:35:19,024 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:35:19,314 INFO L208 MainTranslator]: Completed translation [2022-11-25 23:35:19,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:35:19 WrapperNode [2022-11-25 23:35:19,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:35:19,315 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 23:35:19,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 23:35:19,316 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 23:35:19,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:35:19" (1/1) ... [2022-11-25 23:35:19,357 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:35:19" (1/1) ... [2022-11-25 23:35:19,396 INFO L138 Inliner]: procedures = 946, calls = 77, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 101 [2022-11-25 23:35:19,397 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 23:35:19,397 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 23:35:19,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 23:35:19,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 23:35:19,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:35:19" (1/1) ... [2022-11-25 23:35:19,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:35:19" (1/1) ... [2022-11-25 23:35:19,427 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:35:19" (1/1) ... [2022-11-25 23:35:19,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:35:19" (1/1) ... [2022-11-25 23:35:19,465 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:35:19" (1/1) ... [2022-11-25 23:35:19,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:35:19" (1/1) ... [2022-11-25 23:35:19,470 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:35:19" (1/1) ... [2022-11-25 23:35:19,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:35:19" (1/1) ... [2022-11-25 23:35:19,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 23:35:19,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 23:35:19,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 23:35:19,477 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 23:35:19,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:35:19" (1/1) ... [2022-11-25 23:35:19,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:35:19,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:35:19,535 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 23:35:19,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 23:35:19,598 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-25 23:35:19,599 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-25 23:35:19,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 23:35:19,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 23:35:19,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 23:35:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 23:35:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-25 23:35:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-25 23:35:19,600 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-25 23:35:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 23:35:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-25 23:35:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-25 23:35:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-25 23:35:19,788 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 23:35:19,790 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 23:35:22,956 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 23:35:22,964 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 23:35:22,965 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 23:35:22,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:35:22 BoogieIcfgContainer [2022-11-25 23:35:22,967 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 23:35:22,969 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 23:35:22,970 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 23:35:22,973 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 23:35:22,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 11:35:17" (1/3) ... [2022-11-25 23:35:22,974 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@187e1381 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:35:22, skipping insertion in model container [2022-11-25 23:35:22,975 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:35:19" (2/3) ... [2022-11-25 23:35:22,975 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@187e1381 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:35:22, skipping insertion in model container [2022-11-25 23:35:22,975 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:35:22" (3/3) ... [2022-11-25 23:35:22,977 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_67_good.i [2022-11-25 23:35:22,996 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 23:35:22,997 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2022-11-25 23:35:23,044 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 23:35:23,051 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=FINITE_AUTOMATA, 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;@298ef76d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 23:35:23,051 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-11-25 23:35:23,056 INFO L276 IsEmpty]: Start isEmpty. Operand has 40 states, 27 states have (on average 1.3333333333333333) internal successors, (36), 33 states have internal predecessors, (36), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-25 23:35:23,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-25 23:35:23,064 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:35:23,064 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:35:23,065 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-11-25 23:35:23,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:35:23,073 INFO L85 PathProgramCache]: Analyzing trace with hash -683598661, now seen corresponding path program 1 times [2022-11-25 23:35:23,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:35:23,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [86840093] [2022-11-25 23:35:23,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:35:23,086 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 [2022-11-25 23:35:23,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:35:23,091 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/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) [2022-11-25 23:35:23,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/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 [2022-11-25 23:35:23,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:35:23,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-25 23:35:23,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:35:23,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:35:23,406 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:35:23,407 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:35:23,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [86840093] [2022-11-25 23:35:23,408 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [86840093] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:35:23,408 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:35:23,408 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 23:35:23,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087907067] [2022-11-25 23:35:23,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:35:23,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:35:23,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:35:23,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:35:23,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:35:23,461 INFO L87 Difference]: Start difference. First operand has 40 states, 27 states have (on average 1.3333333333333333) internal successors, (36), 33 states have internal predecessors, (36), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 23:35:23,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:35:23,567 INFO L93 Difference]: Finished difference Result 40 states and 46 transitions. [2022-11-25 23:35:23,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:35:23,579 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2022-11-25 23:35:23,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:35:23,599 INFO L225 Difference]: With dead ends: 40 [2022-11-25 23:35:23,600 INFO L226 Difference]: Without dead ends: 27 [2022-11-25 23:35:23,603 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:35:23,607 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 25 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:35:23,611 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 56 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:35:23,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2022-11-25 23:35:23,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2022-11-25 23:35:23,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 20 states have (on average 1.25) internal successors, (25), 22 states have internal predecessors, (25), 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) [2022-11-25 23:35:23,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 29 transitions. [2022-11-25 23:35:23,648 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 29 transitions. Word has length 9 [2022-11-25 23:35:23,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:35:23,649 INFO L495 AbstractCegarLoop]: Abstraction has 27 states and 29 transitions. [2022-11-25 23:35:23,649 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-25 23:35:23,650 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions. [2022-11-25 23:35:23,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-25 23:35:23,651 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:35:23,651 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:35:23,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/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 [2022-11-25 23:35:23,863 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/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 [2022-11-25 23:35:23,863 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-11-25 23:35:23,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:35:23,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1179911931, now seen corresponding path program 1 times [2022-11-25 23:35:23,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:35:23,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [158135709] [2022-11-25 23:35:23,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:35:23,868 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 [2022-11-25 23:35:23,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:35:23,869 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/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) [2022-11-25 23:35:23,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/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 [2022-11-25 23:35:24,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:35:24,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 23:35:24,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:35:24,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:35:24,163 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:35:24,163 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:35:24,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [158135709] [2022-11-25 23:35:24,164 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [158135709] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:35:24,164 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:35:24,164 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:35:24,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412412175] [2022-11-25 23:35:24,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:35:24,166 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 23:35:24,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:35:24,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 23:35:24,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 23:35:24,168 INFO L87 Difference]: Start difference. First operand 27 states and 29 transitions. Second operand has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 23:35:25,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:35:25,254 INFO L93 Difference]: Finished difference Result 28 states and 30 transitions. [2022-11-25 23:35:25,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 23:35:25,259 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 21 [2022-11-25 23:35:25,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:35:25,260 INFO L225 Difference]: With dead ends: 28 [2022-11-25 23:35:25,260 INFO L226 Difference]: Without dead ends: 27 [2022-11-25 23:35:25,261 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:35:25,262 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 3 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-25 23:35:25,263 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 68 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-25 23:35:25,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2022-11-25 23:35:25,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 26. [2022-11-25 23:35:25,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 20 states have (on average 1.2) internal successors, (24), 21 states have internal predecessors, (24), 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) [2022-11-25 23:35:25,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 28 transitions. [2022-11-25 23:35:25,268 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 28 transitions. Word has length 21 [2022-11-25 23:35:25,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:35:25,269 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 28 transitions. [2022-11-25 23:35:25,269 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 23:35:25,269 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2022-11-25 23:35:25,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-25 23:35:25,270 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:35:25,270 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:35:25,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-25 23:35:25,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/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 [2022-11-25 23:35:25,486 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-11-25 23:35:25,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:35:25,486 INFO L85 PathProgramCache]: Analyzing trace with hash 2077439907, now seen corresponding path program 1 times [2022-11-25 23:35:25,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:35:25,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1713083002] [2022-11-25 23:35:25,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:35:25,487 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 [2022-11-25 23:35:25,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:35:25,489 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/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) [2022-11-25 23:35:25,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/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 [2022-11-25 23:35:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:35:25,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 23:35:25,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:35:25,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:35:25,754 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:35:25,755 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:35:25,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1713083002] [2022-11-25 23:35:25,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1713083002] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:35:25,756 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:35:25,757 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:35:25,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158456088] [2022-11-25 23:35:25,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:35:25,759 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:35:25,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:35:25,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:35:25,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:35:25,762 INFO L87 Difference]: Start difference. First operand 26 states and 28 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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) [2022-11-25 23:35:25,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:35:25,827 INFO L93 Difference]: Finished difference Result 31 states and 32 transitions. [2022-11-25 23:35:25,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:35:25,828 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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 22 [2022-11-25 23:35:25,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:35:25,829 INFO L225 Difference]: With dead ends: 31 [2022-11-25 23:35:25,829 INFO L226 Difference]: Without dead ends: 26 [2022-11-25 23:35:25,830 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:35:25,831 INFO L413 NwaCegarLoop]: 28 mSDtfsCounter, 0 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:35:25,831 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 51 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 23:35:25,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-25 23:35:25,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-11-25 23:35:25,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 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) [2022-11-25 23:35:25,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 27 transitions. [2022-11-25 23:35:25,843 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 27 transitions. Word has length 22 [2022-11-25 23:35:25,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:35:25,844 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 27 transitions. [2022-11-25 23:35:25,845 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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) [2022-11-25 23:35:25,845 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2022-11-25 23:35:25,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-25 23:35:25,846 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:35:25,846 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:35:25,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/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)] Forceful destruction successful, exit code 0 [2022-11-25 23:35:26,068 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/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 [2022-11-25 23:35:26,069 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-11-25 23:35:26,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:35:26,070 INFO L85 PathProgramCache]: Analyzing trace with hash -23997241, now seen corresponding path program 1 times [2022-11-25 23:35:26,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:35:26,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2016421438] [2022-11-25 23:35:26,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:35:26,071 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 [2022-11-25 23:35:26,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:35:26,074 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/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) [2022-11-25 23:35:26,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/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 [2022-11-25 23:36:45,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:36:45,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-25 23:36:45,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:36:47,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:36:47,800 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:36:47,801 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:36:47,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2016421438] [2022-11-25 23:36:47,801 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2016421438] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:36:47,801 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:36:47,801 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 23:36:47,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987414845] [2022-11-25 23:36:47,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:36:47,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 23:36:47,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:36:47,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 23:36:47,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 23:36:47,803 INFO L87 Difference]: Start difference. First operand 26 states and 27 transitions. Second operand has 6 states, 5 states have (on average 3.8) internal successors, (19), 6 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) [2022-11-25 23:36:51,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-11-25 23:36:51,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:36:51,052 INFO L93 Difference]: Finished difference Result 26 states and 27 transitions. [2022-11-25 23:36:51,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 23:36:51,061 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.8) internal successors, (19), 6 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 23 [2022-11-25 23:36:51,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:36:51,062 INFO L225 Difference]: With dead ends: 26 [2022-11-25 23:36:51,062 INFO L226 Difference]: Without dead ends: 25 [2022-11-25 23:36:51,062 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-25 23:36:51,063 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 3 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-25 23:36:51,064 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 101 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-11-25 23:36:51,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-11-25 23:36:51,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2022-11-25 23:36:51,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 20 states have (on average 1.1) internal successors, (22), 20 states have internal predecessors, (22), 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) [2022-11-25 23:36:51,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 26 transitions. [2022-11-25 23:36:51,067 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 26 transitions. Word has length 23 [2022-11-25 23:36:51,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:36:51,068 INFO L495 AbstractCegarLoop]: Abstraction has 25 states and 26 transitions. [2022-11-25 23:36:51,068 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.8) internal successors, (19), 6 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) [2022-11-25 23:36:51,068 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2022-11-25 23:36:51,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-25 23:36:51,069 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:36:51,069 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:36:51,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/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)] Forceful destruction successful, exit code 0 [2022-11-25 23:36:51,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/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 [2022-11-25 23:36:51,291 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-11-25 23:36:51,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:36:51,292 INFO L85 PathProgramCache]: Analyzing trace with hash -743914395, now seen corresponding path program 1 times [2022-11-25 23:36:51,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 23:36:51,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [199216598] [2022-11-25 23:36:51,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:36:51,293 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 [2022-11-25 23:36:51,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 23:36:51,294 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/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) [2022-11-25 23:36:51,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/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 [2022-11-25 23:38:13,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:38:13,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 23:38:13,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 23:38:15,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 23:38:15,366 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 23:38:15,366 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 23:38:15,367 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [199216598] [2022-11-25 23:38:15,367 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [199216598] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:38:15,367 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:38:15,367 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 23:38:15,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653971117] [2022-11-25 23:38:15,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:38:15,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:38:15,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 23:38:15,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:38:15,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:38:15,369 INFO L87 Difference]: Start difference. First operand 25 states and 26 transitions. Second operand has 5 states, 4 states have (on average 5.0) internal successors, (20), 5 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) [2022-11-25 23:38:16,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:38:16,653 INFO L93 Difference]: Finished difference Result 25 states and 26 transitions. [2022-11-25 23:38:16,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 23:38:16,659 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 5.0) internal successors, (20), 5 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 24 [2022-11-25 23:38:16,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:38:16,659 INFO L225 Difference]: With dead ends: 25 [2022-11-25 23:38:16,659 INFO L226 Difference]: Without dead ends: 0 [2022-11-25 23:38:16,660 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 23:38:16,661 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 1 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 82 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-25 23:38:16,662 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 82 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-25 23:38:16,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-25 23:38:16,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-25 23:38:16,663 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) [2022-11-25 23:38:16,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-25 23:38:16,663 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2022-11-25 23:38:16,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:38:16,664 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 23:38:16,664 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.0) internal successors, (20), 5 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) [2022-11-25 23:38:16,664 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-25 23:38:16,664 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-25 23:38:16,667 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 5 remaining) [2022-11-25 23:38:16,667 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 5 remaining) [2022-11-25 23:38:16,668 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 5 remaining) [2022-11-25 23:38:16,668 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 5 remaining) [2022-11-25 23:38:16,668 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 5 remaining) [2022-11-25 23:38:16,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-25 23:38:16,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/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 [2022-11-25 23:38:16,870 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-25 23:38:16,889 INFO L902 garLoopResultBuilder]: At program point printLineENTRY(lines 1412 1418) the Hoare annotation is: true [2022-11-25 23:38:16,890 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-11-25 23:38:16,890 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-11-25 23:38:16,890 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-11-25 23:38:16,890 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-11-25 23:38:16,890 INFO L902 garLoopResultBuilder]: At program point printIntLineENTRY(lines 1426 1429) the Hoare annotation is: true [2022-11-25 23:38:16,891 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-11-25 23:38:16,891 INFO L899 garLoopResultBuilder]: For program point L1856(lines 1856 1860) no Hoare annotation was computed. [2022-11-25 23:38:16,891 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1881) no Hoare annotation was computed. [2022-11-25 23:38:16,891 INFO L899 garLoopResultBuilder]: For program point L1852(line 1852) no Hoare annotation was computed. [2022-11-25 23:38:16,891 INFO L899 garLoopResultBuilder]: For program point L1852-2(line 1852) no Hoare annotation was computed. [2022-11-25 23:38:16,892 INFO L899 garLoopResultBuilder]: For program point L1881(line 1881) no Hoare annotation was computed. [2022-11-25 23:38:16,892 INFO L899 garLoopResultBuilder]: For program point L1881-1(line 1881) no Hoare annotation was computed. [2022-11-25 23:38:16,892 INFO L895 garLoopResultBuilder]: At program point L1873(line 1873) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_67b_goodG2BSink_~data~2#1|) [2022-11-25 23:38:16,892 INFO L899 garLoopResultBuilder]: For program point L1873-1(line 1873) no Hoare annotation was computed. [2022-11-25 23:38:16,892 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-25 23:38:16,893 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1872) no Hoare annotation was computed. [2022-11-25 23:38:16,893 INFO L895 garLoopResultBuilder]: At program point L1886(line 1886) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_67b_goodG2BSink_~data~2#1|) [2022-11-25 23:38:16,893 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-25 23:38:16,893 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1881) no Hoare annotation was computed. [2022-11-25 23:38:16,893 INFO L899 garLoopResultBuilder]: For program point L1886-1(lines 1879 1887) no Hoare annotation was computed. [2022-11-25 23:38:16,894 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-25 23:38:16,894 INFO L895 garLoopResultBuilder]: At program point L1882(line 1882) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_67b_goodG2BSink_~data~2#1|) [2022-11-25 23:38:16,894 INFO L899 garLoopResultBuilder]: For program point L1837(lines 1837 1845) no Hoare annotation was computed. [2022-11-25 23:38:16,894 INFO L895 garLoopResultBuilder]: At program point L1866(line 1866) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_67b_goodG2BSink_~data~2#1|) [2022-11-25 23:38:16,894 INFO L899 garLoopResultBuilder]: For program point L1866-1(line 1866) no Hoare annotation was computed. [2022-11-25 23:38:16,894 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1872) no Hoare annotation was computed. [2022-11-25 23:38:16,895 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-25 23:38:16,895 INFO L899 garLoopResultBuilder]: For program point L1879(line 1879) no Hoare annotation was computed. [2022-11-25 23:38:16,895 INFO L899 garLoopResultBuilder]: For program point L1879-1(line 1879) no Hoare annotation was computed. [2022-11-25 23:38:16,895 INFO L899 garLoopResultBuilder]: For program point L1879-3(lines 1879 1887) no Hoare annotation was computed. [2022-11-25 23:38:16,895 INFO L895 garLoopResultBuilder]: At program point L1867(lines 1861 1868) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_67b_goodG2BSink_~data~2#1|) [2022-11-25 23:38:16,896 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1879) no Hoare annotation was computed. [2022-11-25 23:38:16,896 INFO L899 garLoopResultBuilder]: For program point L1847(lines 1847 1855) no Hoare annotation was computed. [2022-11-25 23:38:16,896 INFO L899 garLoopResultBuilder]: For program point L1876(lines 1876 1888) no Hoare annotation was computed. [2022-11-25 23:38:16,896 INFO L899 garLoopResultBuilder]: For program point L1872(line 1872) no Hoare annotation was computed. [2022-11-25 23:38:16,896 INFO L899 garLoopResultBuilder]: For program point L1872-1(line 1872) no Hoare annotation was computed. [2022-11-25 23:38:16,896 INFO L899 garLoopResultBuilder]: For program point L1868(lines 1868 1875) no Hoare annotation was computed. [2022-11-25 23:38:16,897 INFO L902 garLoopResultBuilder]: At program point L1864(line 1864) the Hoare annotation is: true [2022-11-25 23:38:16,897 INFO L899 garLoopResultBuilder]: For program point L1864-1(line 1864) no Hoare annotation was computed. [2022-11-25 23:38:16,900 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-25 23:38:16,902 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 23:38:16,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 11:38:16 BoogieIcfgContainer [2022-11-25 23:38:16,916 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 23:38:16,916 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 23:38:16,916 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 23:38:16,917 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 23:38:16,917 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:35:22" (3/4) ... [2022-11-25 23:38:16,920 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-25 23:38:16,927 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-25 23:38:16,928 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-25 23:38:16,933 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2022-11-25 23:38:16,933 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-11-25 23:38:16,934 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-25 23:38:16,934 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-25 23:38:16,977 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/witness.graphml [2022-11-25 23:38:16,977 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 23:38:16,978 INFO L158 Benchmark]: Toolchain (without parser) took 179859.05ms. Allocated memory was 79.7MB in the beginning and 109.1MB in the end (delta: 29.4MB). Free memory was 52.6MB in the beginning and 48.9MB in the end (delta: 3.7MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2022-11-25 23:38:16,979 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 79.7MB. Free memory is still 57.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:38:16,979 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2192.56ms. Allocated memory was 79.7MB in the beginning and 109.1MB in the end (delta: 29.4MB). Free memory was 52.3MB in the beginning and 43.4MB in the end (delta: 8.9MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2022-11-25 23:38:16,979 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.37ms. Allocated memory is still 109.1MB. Free memory was 43.4MB in the beginning and 38.5MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 23:38:16,980 INFO L158 Benchmark]: Boogie Preprocessor took 78.61ms. Allocated memory is still 109.1MB. Free memory was 38.5MB in the beginning and 77.3MB in the end (delta: -38.9MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2022-11-25 23:38:16,980 INFO L158 Benchmark]: RCFGBuilder took 3490.88ms. Allocated memory is still 109.1MB. Free memory was 77.3MB in the beginning and 59.3MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-25 23:38:16,981 INFO L158 Benchmark]: TraceAbstraction took 173946.25ms. Allocated memory is still 109.1MB. Free memory was 58.5MB in the beginning and 51.8MB in the end (delta: 6.6MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2022-11-25 23:38:16,981 INFO L158 Benchmark]: Witness Printer took 61.33ms. Allocated memory is still 109.1MB. Free memory was 51.8MB in the beginning and 48.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 23:38:16,983 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 79.7MB. Free memory is still 57.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2192.56ms. Allocated memory was 79.7MB in the beginning and 109.1MB in the end (delta: 29.4MB). Free memory was 52.3MB in the beginning and 43.4MB in the end (delta: 8.9MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.37ms. Allocated memory is still 109.1MB. Free memory was 43.4MB in the beginning and 38.5MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.61ms. Allocated memory is still 109.1MB. Free memory was 38.5MB in the beginning and 77.3MB in the end (delta: -38.9MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. * RCFGBuilder took 3490.88ms. Allocated memory is still 109.1MB. Free memory was 77.3MB in the beginning and 59.3MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 173946.25ms. Allocated memory is still 109.1MB. Free memory was 58.5MB in the beginning and 51.8MB in the end (delta: 6.6MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Witness Printer took 61.33ms. Allocated memory is still 109.1MB. Free memory was 51.8MB in the beginning and 48.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1872]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1872]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1879]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1881]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1881]: 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, 40 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 173.9s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 36 SdHoareTripleChecker+Valid, 4.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 32 mSDsluCounter, 358 SdHoareTripleChecker+Invalid, 4.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 220 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50 IncrementalHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 138 mSDtfsCounter, 50 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 98 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=40occurred in iteration=0, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 11 PreInvPairs, 11 NumberOfFragments, 18 HoareAnnotationTreeSize, 11 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 161.7s SatisfiabilityAnalysisTime, 4.4s InterpolantComputationTime, 99 NumberOfCodeBlocks, 99 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 94 ConstructedInterpolants, 5 QuantifiedInterpolants, 363 SizeOfPredicates, 14 NumberOfNonLiveVariables, 666 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 1861]: Loop Invariant Derived loop invariant: 2bv32 == data RESULT: Ultimate proved your program to be correct! [2022-11-25 23:38:17,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4896a71-ba93-4631-87c3-7c68494d8b73/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE