./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_64_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_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_64_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 f9954bba3a4e8db2be6e002437a3b59f56fde86354241bbae88e4ff55d2f6fca --- 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 22:30:43,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:30:43,159 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:30:43,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:30:43,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:30:43,192 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:30:43,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:30:43,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:30:43,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:30:43,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:30:43,199 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:30:43,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:30:43,201 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:30:43,203 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:30:43,204 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:30:43,205 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:30:43,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:30:43,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:30:43,208 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:30:43,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:30:43,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:30:43,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:30:43,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:30:43,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:30:43,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:30:43,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:30:43,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:30:43,228 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:30:43,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:30:43,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:30:43,230 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:30:43,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:30:43,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:30:43,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:30:43,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:30:43,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:30:43,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:30:43,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:30:43,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:30:43,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:30:43,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:30:43,242 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-25 22:30:43,281 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:30:43,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:30:43,282 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:30:43,282 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:30:43,293 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:30:43,293 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:30:43,294 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:30:43,294 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:30:43,294 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:30:43,294 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:30:43,295 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:30:43,296 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:30:43,296 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:30:43,296 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:30:43,296 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:30:43,296 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:30:43,297 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:30:43,297 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:30:43,298 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:30:43,298 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:30:43,298 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:30:43,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:30:43,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:30:43,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:30:43,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:30:43,299 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 22:30:43,300 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:30:43,300 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:30:43,301 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:30:43,301 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:30:43,301 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:30:43,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:30:43,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:30:43,302 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:30:43,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:30:43,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:30:43,302 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:30:43,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:30:43,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:30:43,303 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:30:43,303 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_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9954bba3a4e8db2be6e002437a3b59f56fde86354241bbae88e4ff55d2f6fca [2022-11-25 22:30:43,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:30:43,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:30:43,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:30:43,610 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:30:43,611 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:30:43,612 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_64_good.i [2022-11-25 22:30:46,822 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:30:47,307 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:30:47,308 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_64_good.i [2022-11-25 22:30:47,331 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/data/aaae929e3/478d25f1a52244f085e9a046609b1eba/FLAG45a673e3e [2022-11-25 22:30:47,351 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/data/aaae929e3/478d25f1a52244f085e9a046609b1eba [2022-11-25 22:30:47,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:30:47,358 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:30:47,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:30:47,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:30:47,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:30:47,370 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:47" (1/1) ... [2022-11-25 22:30:47,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b2ca31e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:47, skipping insertion in model container [2022-11-25 22:30:47,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:47" (1/1) ... [2022-11-25 22:30:47,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:30:47,465 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:30:48,026 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 22:30:48,703 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 22:30:48,711 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 22:30:48,715 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 22:30:48,725 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 22:30:48,729 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 22:30:49,398 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 22:30:49,405 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 22:30:49,412 INFO L158 Benchmark]: Toolchain (without parser) took 2052.78ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 81.9MB in the end (delta: 24.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-25 22:30:49,412 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 69.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:30:49,413 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2045.80ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 81.9MB in the end (delta: 24.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-25 22:30:49,415 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 69.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2045.80ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 81.9MB in the end (delta: 24.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java: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_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_64_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 f9954bba3a4e8db2be6e002437a3b59f56fde86354241bbae88e4ff55d2f6fca --- 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 22:30:51,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:30:51,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:30:51,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:30:51,864 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:30:51,865 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:30:51,868 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:30:51,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:30:51,878 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:30:51,879 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:30:51,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:30:51,882 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:30:51,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:30:51,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:30:51,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:30:51,892 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:30:51,894 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:30:51,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:30:51,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:30:51,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:30:51,908 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:30:51,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:30:51,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:30:51,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:30:51,919 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:30:51,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:30:51,924 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:30:51,926 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:30:51,927 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:30:51,928 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:30:51,929 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:30:51,930 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:30:51,931 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:30:51,932 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:30:51,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:30:51,934 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:30:51,935 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:30:51,935 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:30:51,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:30:51,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:30:51,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:30:51,940 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-25 22:30:51,974 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:30:51,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:30:51,976 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:30:51,976 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:30:51,977 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:30:51,978 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:30:51,978 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:30:51,978 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:30:51,979 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:30:51,979 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:30:51,980 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:30:51,981 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:30:51,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:30:51,982 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:30:51,982 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:30:51,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:30:51,983 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:30:51,983 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:30:51,983 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 22:30:51,983 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 22:30:51,984 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 22:30:51,984 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 22:30:51,984 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:30:51,985 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:30:51,985 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:30:51,985 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:30:51,986 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 22:30:51,986 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:30:51,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:30:51,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:30:51,987 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:30:51,987 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:30:51,988 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 22:30:51,988 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 22:30:51,988 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:30:51,988 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:30:51,989 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 22:30:51,989 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_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9954bba3a4e8db2be6e002437a3b59f56fde86354241bbae88e4ff55d2f6fca [2022-11-25 22:30:52,442 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:30:52,478 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:30:52,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:30:52,482 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:30:52,482 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:30:52,484 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_64_good.i [2022-11-25 22:30:55,684 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:30:56,139 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:30:56,140 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_64_good.i [2022-11-25 22:30:56,162 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/data/64b71e6e5/167eb22cf41e448e84792f071a3bdc27/FLAGcbff3f2cf [2022-11-25 22:30:56,182 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/data/64b71e6e5/167eb22cf41e448e84792f071a3bdc27 [2022-11-25 22:30:56,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:30:56,187 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:30:56,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:30:56,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:30:56,192 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:30:56,193 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:56" (1/1) ... [2022-11-25 22:30:56,194 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55342c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:56, skipping insertion in model container [2022-11-25 22:30:56,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:56" (1/1) ... [2022-11-25 22:30:56,202 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:30:56,260 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:30:56,757 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 22:30:57,349 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 22:30:57,356 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 22:30:57,357 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 22:30:57,360 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 22:30:57,361 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 22:30:57,814 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 22:30:57,823 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:30:57,837 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-25 22:30:57,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:30:57,870 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 22:30:57,913 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 22:30:57,914 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 22:30:57,916 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 22:30:57,920 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 22:30:57,923 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 22:30:57,966 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 22:30:57,980 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:30:57,992 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 22:30:58,032 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 22:30:58,121 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 22:30:58,126 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 22:30:58,127 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 22:30:58,131 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 22:30:58,133 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 22:30:58,150 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 22:30:58,162 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:30:58,520 INFO L208 MainTranslator]: Completed translation [2022-11-25 22:30:58,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:58 WrapperNode [2022-11-25 22:30:58,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:30:58,521 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 22:30:58,522 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 22:30:58,522 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 22:30:58,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:58" (1/1) ... [2022-11-25 22:30:58,573 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:58" (1/1) ... [2022-11-25 22:30:58,601 INFO L138 Inliner]: procedures = 946, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 89 [2022-11-25 22:30:58,602 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 22:30:58,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 22:30:58,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 22:30:58,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 22:30:58,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:58" (1/1) ... [2022-11-25 22:30:58,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:58" (1/1) ... [2022-11-25 22:30:58,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:58" (1/1) ... [2022-11-25 22:30:58,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:58" (1/1) ... [2022-11-25 22:30:58,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:58" (1/1) ... [2022-11-25 22:30:58,631 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:58" (1/1) ... [2022-11-25 22:30:58,634 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:58" (1/1) ... [2022-11-25 22:30:58,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:58" (1/1) ... [2022-11-25 22:30:58,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 22:30:58,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 22:30:58,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 22:30:58,644 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 22:30:58,645 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:58" (1/1) ... [2022-11-25 22:30:58,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:30:58,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:30:58,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 22:30:58,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 22:30:58,735 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-25 22:30:58,735 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-25 22:30:58,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 22:30:58,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 22:30:58,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 22:30:58,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 22:30:58,737 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-25 22:30:58,738 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-25 22:30:58,738 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-25 22:30:58,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 22:30:58,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-25 22:30:58,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-25 22:30:58,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-25 22:30:58,964 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 22:30:58,966 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 22:31:01,721 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 22:31:01,730 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 22:31:01,733 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 22:31:01,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:31:01 BoogieIcfgContainer [2022-11-25 22:31:01,736 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 22:31:01,740 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 22:31:01,741 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 22:31:01,745 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 22:31:01,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 10:30:56" (1/3) ... [2022-11-25 22:31:01,748 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10b9915c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:31:01, skipping insertion in model container [2022-11-25 22:31:01,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:58" (2/3) ... [2022-11-25 22:31:01,749 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10b9915c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:31:01, skipping insertion in model container [2022-11-25 22:31:01,750 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:31:01" (3/3) ... [2022-11-25 22:31:01,752 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_64_good.i [2022-11-25 22:31:01,774 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 22:31:01,774 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2022-11-25 22:31:01,844 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 22:31:01,853 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;@3c7d5977, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 22:31:01,854 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-11-25 22:31:01,859 INFO L276 IsEmpty]: Start isEmpty. Operand has 38 states, 25 states have (on average 1.36) internal successors, (34), 31 states have internal predecessors, (34), 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 22:31:01,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-25 22:31:01,870 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:31:01,870 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:31:01,875 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 22:31:01,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:31:01,881 INFO L85 PathProgramCache]: Analyzing trace with hash 948854709, now seen corresponding path program 1 times [2022-11-25 22:31:01,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 22:31:01,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [148995661] [2022-11-25 22:31:01,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:31:01,901 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 22:31:01,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 22:31:01,907 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:31:01,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:31:02,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:31:02,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-25 22:31:02,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:31:02,357 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 22:31:02,357 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:31:02,358 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 22:31:02,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [148995661] [2022-11-25 22:31:02,359 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [148995661] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:31:02,359 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:31:02,359 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 22:31:02,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313699647] [2022-11-25 22:31:02,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:31:02,367 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:31:02,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 22:31:02,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:31:02,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:31:02,401 INFO L87 Difference]: Start difference. First operand has 38 states, 25 states have (on average 1.36) internal successors, (34), 31 states have internal predecessors, (34), 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 22:31:02,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:31:02,514 INFO L93 Difference]: Finished difference Result 38 states and 44 transitions. [2022-11-25 22:31:02,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:31:02,523 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 22:31:02,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:31:02,531 INFO L225 Difference]: With dead ends: 38 [2022-11-25 22:31:02,532 INFO L226 Difference]: Without dead ends: 27 [2022-11-25 22:31:02,535 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 22:31:02,539 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 24 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 22:31:02,540 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 54 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 22:31:02,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2022-11-25 22:31:02,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2022-11-25 22:31:02,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 19 states have (on average 1.3157894736842106) 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 22:31:02,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 29 transitions. [2022-11-25 22:31:02,580 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 29 transitions. Word has length 9 [2022-11-25 22:31:02,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:31:02,581 INFO L495 AbstractCegarLoop]: Abstraction has 27 states and 29 transitions. [2022-11-25 22:31:02,581 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 22:31:02,581 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions. [2022-11-25 22:31:02,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-25 22:31:02,582 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:31:02,582 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:31:02,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:31:02,798 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:31:02,799 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-11-25 22:31:02,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:31:02,800 INFO L85 PathProgramCache]: Analyzing trace with hash -650275045, now seen corresponding path program 1 times [2022-11-25 22:31:02,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 22:31:02,801 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1875818117] [2022-11-25 22:31:02,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:31:02,801 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 22:31:02,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 22:31:02,803 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:31:02,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:31:03,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:31:03,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-25 22:31:03,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:31:03,149 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 22:31:03,149 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:31:03,149 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 22:31:03,149 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1875818117] [2022-11-25 22:31:03,150 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1875818117] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:31:03,150 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:31:03,150 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 22:31:03,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532190277] [2022-11-25 22:31:03,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:31:03,152 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:31:03,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 22:31:03,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:31:03,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:31:03,153 INFO L87 Difference]: Start difference. First operand 27 states and 29 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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 22:31:03,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:31:03,217 INFO L93 Difference]: Finished difference Result 27 states and 29 transitions. [2022-11-25 22:31:03,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:31:03,226 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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 10 [2022-11-25 22:31:03,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:31:03,227 INFO L225 Difference]: With dead ends: 27 [2022-11-25 22:31:03,227 INFO L226 Difference]: Without dead ends: 26 [2022-11-25 22:31:03,227 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 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 22:31:03,229 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 14 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 22:31:03,229 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 37 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 22:31:03,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-25 22:31:03,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-11-25 22:31:03,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 19 states have (on average 1.263157894736842) 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 22:31:03,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 28 transitions. [2022-11-25 22:31:03,235 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 28 transitions. Word has length 10 [2022-11-25 22:31:03,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:31:03,235 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 28 transitions. [2022-11-25 22:31:03,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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 22:31:03,236 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2022-11-25 22:31:03,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-25 22:31:03,237 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:31:03,237 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:31:03,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:31:03,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:31:03,451 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-11-25 22:31:03,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:31:03,452 INFO L85 PathProgramCache]: Analyzing trace with hash 625360611, now seen corresponding path program 1 times [2022-11-25 22:31:03,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 22:31:03,453 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1773363723] [2022-11-25 22:31:03,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:31:03,453 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 22:31:03,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 22:31:03,454 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:31:03,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:31:03,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:31:03,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 22:31:03,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:31:03,796 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 22:31:03,796 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:31:03,797 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 22:31:03,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1773363723] [2022-11-25 22:31:03,797 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1773363723] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:31:03,797 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:31:03,798 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:31:03,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381494440] [2022-11-25 22:31:03,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:31:03,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:31:03,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 22:31:03,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:31:03,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:31:03,800 INFO L87 Difference]: Start difference. First operand 26 states and 28 transitions. Second operand has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 22:31:05,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-25 22:31:05,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:31:05,728 INFO L93 Difference]: Finished difference Result 27 states and 29 transitions. [2022-11-25 22:31:05,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:31:05,733 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 20 [2022-11-25 22:31:05,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:31:05,734 INFO L225 Difference]: With dead ends: 27 [2022-11-25 22:31:05,735 INFO L226 Difference]: Without dead ends: 26 [2022-11-25 22:31:05,735 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 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 22:31:05,736 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 3 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-25 22:31:05,737 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 65 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-25 22:31:05,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-25 22:31:05,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 25. [2022-11-25 22:31:05,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 20 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 22:31:05,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 27 transitions. [2022-11-25 22:31:05,743 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 27 transitions. Word has length 20 [2022-11-25 22:31:05,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:31:05,743 INFO L495 AbstractCegarLoop]: Abstraction has 25 states and 27 transitions. [2022-11-25 22:31:05,743 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-25 22:31:05,744 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2022-11-25 22:31:05,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-25 22:31:05,744 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:31:05,745 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 22:31:05,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:31:05,961 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:31:05,962 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 22:31:05,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:31:05,962 INFO L85 PathProgramCache]: Analyzing trace with hash -2088653436, now seen corresponding path program 1 times [2022-11-25 22:31:05,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 22:31:05,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1254431945] [2022-11-25 22:31:05,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:31:05,964 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 22:31:05,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 22:31:05,965 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:31:05,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:31:06,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:31:06,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 22:31:06,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:31:06,285 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 22:31:06,285 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:31:06,285 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 22:31:06,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1254431945] [2022-11-25 22:31:06,287 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1254431945] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:31:06,290 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:31:06,290 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:31:06,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948541294] [2022-11-25 22:31:06,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:31:06,291 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:31:06,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 22:31:06,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:31:06,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:31:06,292 INFO L87 Difference]: Start difference. First operand 25 states and 27 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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 22:31:06,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:31:06,329 INFO L93 Difference]: Finished difference Result 30 states and 31 transitions. [2022-11-25 22:31:06,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:31:06,329 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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 22:31:06,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:31:06,330 INFO L225 Difference]: With dead ends: 30 [2022-11-25 22:31:06,330 INFO L226 Difference]: Without dead ends: 25 [2022-11-25 22:31:06,331 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 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 22:31:06,332 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 0 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 22:31:06,332 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 49 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 22:31:06,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-11-25 22:31:06,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2022-11-25 22:31:06,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 19 states have (on average 1.1578947368421053) 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 22:31:06,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 26 transitions. [2022-11-25 22:31:06,336 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 26 transitions. Word has length 21 [2022-11-25 22:31:06,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:31:06,337 INFO L495 AbstractCegarLoop]: Abstraction has 25 states and 26 transitions. [2022-11-25 22:31:06,337 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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 22:31:06,337 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2022-11-25 22:31:06,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-25 22:31:06,338 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:31:06,338 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 22:31:06,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:31:06,556 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:31:06,557 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-11-25 22:31:06,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:31:06,557 INFO L85 PathProgramCache]: Analyzing trace with hash -323871995, now seen corresponding path program 1 times [2022-11-25 22:31:06,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 22:31:06,558 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [22821867] [2022-11-25 22:31:06,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:31:06,558 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 22:31:06,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 22:31:06,560 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:31:06,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:32:51,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:32:52,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-25 22:32:52,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:32:54,241 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 22:32:54,241 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:32:54,241 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 22:32:54,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [22821867] [2022-11-25 22:32:54,242 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [22821867] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:32:54,242 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:32:54,242 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:32:54,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130634008] [2022-11-25 22:32:54,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:32:54,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:32:54,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 22:32:54,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:32:54,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:32:54,244 INFO L87 Difference]: Start difference. First operand 25 states and 26 transitions. Second operand has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 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 22:32:57,294 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 22:32:57,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:32:57,295 INFO L93 Difference]: Finished difference Result 25 states and 26 transitions. [2022-11-25 22:32:57,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:32:57,301 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 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 22:32:57,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:32:57,302 INFO L225 Difference]: With dead ends: 25 [2022-11-25 22:32:57,302 INFO L226 Difference]: Without dead ends: 24 [2022-11-25 22:32:57,303 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 22:32:57,304 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 2 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-25 22:32:57,304 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 78 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-11-25 22:32:57,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2022-11-25 22:32:57,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2022-11-25 22:32:57,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 19 states have (on average 1.105263157894737) internal successors, (21), 19 states have internal predecessors, (21), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-25 22:32:57,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2022-11-25 22:32:57,310 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 22 [2022-11-25 22:32:57,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:32:57,310 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2022-11-25 22:32:57,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 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 22:32:57,310 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2022-11-25 22:32:57,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-25 22:32:57,311 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:32:57,311 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 22:32:57,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:32:57,512 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:32:57,512 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-11-25 22:32:57,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:32:57,513 INFO L85 PathProgramCache]: Analyzing trace with hash -1450097178, now seen corresponding path program 1 times [2022-11-25 22:32:57,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 22:32:57,514 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [171379309] [2022-11-25 22:32:57,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:32:57,514 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 22:32:57,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 22:32:57,515 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:32:57,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 (7)] Waiting until timeout for monitored process [2022-11-25 22:34:42,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:34:43,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-25 22:34:43,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:34:45,154 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 22:34:45,154 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:34:45,154 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-25 22:34:45,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [171379309] [2022-11-25 22:34:45,154 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [171379309] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:34:45,155 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:34:45,155 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:34:45,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568082723] [2022-11-25 22:34:45,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:34:45,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:34:45,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-25 22:34:45,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:34:45,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:34:45,157 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 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 22:34:46,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:34:46,604 INFO L93 Difference]: Finished difference Result 24 states and 25 transitions. [2022-11-25 22:34:46,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:34:46,609 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 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 22:34:46,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:34:46,610 INFO L225 Difference]: With dead ends: 24 [2022-11-25 22:34:46,610 INFO L226 Difference]: Without dead ends: 0 [2022-11-25 22:34:46,610 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 22:34:46,611 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 1 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 78 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 22:34:46,612 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 78 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-25 22:34:46,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-25 22:34:46,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-25 22:34:46,613 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 22:34:46,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-25 22:34:46,614 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2022-11-25 22:34:46,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:34:46,614 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 22:34:46,614 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 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 22:34:46,615 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-25 22:34:46,615 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-25 22:34:46,618 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 5 remaining) [2022-11-25 22:34:46,618 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 5 remaining) [2022-11-25 22:34:46,619 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 5 remaining) [2022-11-25 22:34:46,619 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 5 remaining) [2022-11-25 22:34:46,619 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 5 remaining) [2022-11-25 22:34:46,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 (7)] Ended with exit code 0 [2022-11-25 22:34:46,827 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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 22:34:46,829 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-25 22:34:46,888 INFO L902 garLoopResultBuilder]: At program point printLineENTRY(lines 1412 1418) the Hoare annotation is: true [2022-11-25 22:34:46,889 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-11-25 22:34:46,889 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-11-25 22:34:46,889 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-11-25 22:34:46,889 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-11-25 22:34:46,889 INFO L902 garLoopResultBuilder]: At program point printIntLineENTRY(lines 1426 1429) the Hoare annotation is: true [2022-11-25 22:34:46,890 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-11-25 22:34:46,890 INFO L902 garLoopResultBuilder]: At program point L1856(line 1856) the Hoare annotation is: true [2022-11-25 22:34:46,890 INFO L899 garLoopResultBuilder]: For program point L1856-1(line 1856) no Hoare annotation was computed. [2022-11-25 22:34:46,890 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1876) no Hoare annotation was computed. [2022-11-25 22:34:46,891 INFO L895 garLoopResultBuilder]: At program point L1881(line 1881) the Hoare annotation is: (exists ((v_ArrVal_33 (_ BitVec 8)) (v_ArrVal_34 (_ BitVec 8)) (v_ArrVal_36 (_ BitVec 8))) (= |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_64b_goodG2BSink_~data~2#1| (concat (concat (concat ((_ extract 31 24) (_ bv2 32)) v_ArrVal_34) v_ArrVal_33) v_ArrVal_36))) [2022-11-25 22:34:46,891 INFO L899 garLoopResultBuilder]: For program point L1881-1(lines 1870 1883) no Hoare annotation was computed. [2022-11-25 22:34:46,891 INFO L899 garLoopResultBuilder]: For program point L1848(lines 1848 1852) no Hoare annotation was computed. [2022-11-25 22:34:46,891 INFO L895 garLoopResultBuilder]: At program point L1877(line 1877) the Hoare annotation is: (exists ((v_ArrVal_33 (_ BitVec 8)) (v_ArrVal_34 (_ BitVec 8)) (v_ArrVal_36 (_ BitVec 8))) (= |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_64b_goodG2BSink_~data~2#1| (concat (concat (concat ((_ extract 31 24) (_ bv2 32)) v_ArrVal_34) v_ArrVal_33) v_ArrVal_36))) [2022-11-25 22:34:46,891 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-25 22:34:46,892 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1866) no Hoare annotation was computed. [2022-11-25 22:34:46,892 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-25 22:34:46,892 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1876) no Hoare annotation was computed. [2022-11-25 22:34:46,892 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-25 22:34:46,892 INFO L899 garLoopResultBuilder]: For program point L1845(line 1845) no Hoare annotation was computed. [2022-11-25 22:34:46,892 INFO L899 garLoopResultBuilder]: For program point L1845-2(line 1845) no Hoare annotation was computed. [2022-11-25 22:34:46,893 INFO L899 garLoopResultBuilder]: For program point L1874(line 1874) no Hoare annotation was computed. [2022-11-25 22:34:46,893 INFO L899 garLoopResultBuilder]: For program point L1874-1(line 1874) no Hoare annotation was computed. [2022-11-25 22:34:46,893 INFO L899 garLoopResultBuilder]: For program point L1841(lines 1841 1847) no Hoare annotation was computed. [2022-11-25 22:34:46,893 INFO L899 garLoopResultBuilder]: For program point L1874-3(lines 1874 1882) no Hoare annotation was computed. [2022-11-25 22:34:46,893 INFO L899 garLoopResultBuilder]: For program point L1866(line 1866) no Hoare annotation was computed. [2022-11-25 22:34:46,894 INFO L899 garLoopResultBuilder]: For program point L1866-1(line 1866) no Hoare annotation was computed. [2022-11-25 22:34:46,894 INFO L899 garLoopResultBuilder]: For program point L1833(lines 1833 1839) no Hoare annotation was computed. [2022-11-25 22:34:46,894 INFO L895 garLoopResultBuilder]: At program point L1858(line 1858) the Hoare annotation is: (exists ((v_ArrVal_33 (_ BitVec 8)) (v_ArrVal_34 (_ BitVec 8)) (v_ArrVal_36 (_ BitVec 8))) (= |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_64b_goodG2BSink_~data~2#1| (concat (concat (concat ((_ extract 31 24) (_ bv2 32)) v_ArrVal_34) v_ArrVal_33) v_ArrVal_36))) [2022-11-25 22:34:46,894 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1866) no Hoare annotation was computed. [2022-11-25 22:34:46,894 INFO L899 garLoopResultBuilder]: For program point L1858-1(line 1858) no Hoare annotation was computed. [2022-11-25 22:34:46,895 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-25 22:34:46,895 INFO L895 garLoopResultBuilder]: At program point L1867(line 1867) the Hoare annotation is: (= (concat (concat (concat (_ bv0 8) (_ bv0 8)) (_ bv0 8)) (_ bv2 8)) |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_64b_goodG2BSink_~data~2#1|) [2022-11-25 22:34:46,895 INFO L899 garLoopResultBuilder]: For program point L1867-1(lines 1861 1869) no Hoare annotation was computed. [2022-11-25 22:34:46,895 INFO L895 garLoopResultBuilder]: At program point L1859(lines 1853 1860) the Hoare annotation is: (exists ((v_ArrVal_33 (_ BitVec 8)) (v_ArrVal_34 (_ BitVec 8)) (v_ArrVal_36 (_ BitVec 8))) (= |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_64b_goodG2BSink_~data~2#1| (concat (concat (concat ((_ extract 31 24) (_ bv2 32)) v_ArrVal_34) v_ArrVal_33) v_ArrVal_36))) [2022-11-25 22:34:46,895 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1874) no Hoare annotation was computed. [2022-11-25 22:34:46,895 INFO L899 garLoopResultBuilder]: For program point L1876(line 1876) no Hoare annotation was computed. [2022-11-25 22:34:46,896 INFO L899 garLoopResultBuilder]: For program point L1876-1(line 1876) no Hoare annotation was computed. [2022-11-25 22:34:46,899 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-11-25 22:34:46,901 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 22:34:46,907 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_34,QUANTIFIED] [2022-11-25 22:34:46,908 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_33,QUANTIFIED] [2022-11-25 22:34:46,908 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_36,QUANTIFIED] [2022-11-25 22:34:46,914 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_34,QUANTIFIED] [2022-11-25 22:34:46,915 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_33,QUANTIFIED] [2022-11-25 22:34:46,915 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_36,QUANTIFIED] [2022-11-25 22:34:46,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 10:34:46 BoogieIcfgContainer [2022-11-25 22:34:46,916 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 22:34:46,916 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 22:34:46,917 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 22:34:46,917 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 22:34:46,917 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:31:01" (3/4) ... [2022-11-25 22:34:46,920 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-25 22:34:46,926 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-25 22:34:46,926 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-25 22:34:46,931 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2022-11-25 22:34:46,931 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-25 22:34:46,931 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-25 22:34:46,932 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-25 22:34:46,957 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_ArrVal_33 : bv8, v_ArrVal_34 : bv8, v_ArrVal_36 : bv8 :: data == 2bv32[31:24] ++ v_ArrVal_34 ++ v_ArrVal_33 ++ v_ArrVal_36) [2022-11-25 22:34:46,970 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/witness.graphml [2022-11-25 22:34:46,970 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 22:34:46,971 INFO L158 Benchmark]: Toolchain (without parser) took 230783.99ms. Allocated memory was 75.5MB in the beginning and 123.7MB in the end (delta: 48.2MB). Free memory was 48.8MB in the beginning and 63.4MB in the end (delta: -14.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-25 22:34:46,971 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 75.5MB. Free memory is still 54.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:34:46,971 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2332.54ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 48.6MB in the beginning and 66.3MB in the end (delta: -17.8MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. [2022-11-25 22:34:46,972 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.76ms. Allocated memory is still 102.8MB. Free memory was 66.3MB in the beginning and 62.2MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 22:34:46,972 INFO L158 Benchmark]: Boogie Preprocessor took 38.05ms. Allocated memory is still 102.8MB. Free memory was 62.2MB in the beginning and 60.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 22:34:46,972 INFO L158 Benchmark]: RCFGBuilder took 3092.17ms. Allocated memory is still 102.8MB. Free memory was 59.5MB in the beginning and 40.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-25 22:34:46,973 INFO L158 Benchmark]: TraceAbstraction took 225175.65ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 39.9MB in the beginning and 66.7MB in the end (delta: -26.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:34:46,973 INFO L158 Benchmark]: Witness Printer took 53.65ms. Allocated memory is still 123.7MB. Free memory was 66.7MB in the beginning and 63.4MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 22:34:46,975 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 75.5MB. Free memory is still 54.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2332.54ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 48.6MB in the beginning and 66.3MB in the end (delta: -17.8MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.76ms. Allocated memory is still 102.8MB. Free memory was 66.3MB in the beginning and 62.2MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.05ms. Allocated memory is still 102.8MB. Free memory was 62.2MB in the beginning and 60.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3092.17ms. Allocated memory is still 102.8MB. Free memory was 59.5MB in the beginning and 40.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 225175.65ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 39.9MB in the beginning and 66.7MB in the end (delta: -26.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 53.65ms. Allocated memory is still 123.7MB. Free memory was 66.7MB in the beginning and 63.4MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_36,QUANTIFIED] * 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: 1866]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1866]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1874]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1876]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1876]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 38 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 225.1s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 49 SdHoareTripleChecker+Valid, 5.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 44 mSDsluCounter, 361 SdHoareTripleChecker+Invalid, 4.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 202 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 49 IncrementalHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 159 mSDtfsCounter, 49 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 102 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=38occurred in iteration=0, InterpolantAutomatonStates: 24, 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, 6 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 11 PreInvPairs, 11 NumberOfFragments, 56 HoareAnnotationTreeSize, 11 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 16 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 211.0s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 105 NumberOfCodeBlocks, 105 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 99 ConstructedInterpolants, 6 QuantifiedInterpolants, 396 SizeOfPredicates, 24 NumberOfNonLiveVariables, 848 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 1853]: Loop Invariant [2022-11-25 22:34:46,983 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_34,QUANTIFIED] [2022-11-25 22:34:46,984 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_33,QUANTIFIED] [2022-11-25 22:34:46,984 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_36,QUANTIFIED] [2022-11-25 22:34:46,984 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_34,QUANTIFIED] [2022-11-25 22:34:46,984 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_33,QUANTIFIED] [2022-11-25 22:34:46,984 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_36,QUANTIFIED] Derived loop invariant: (\exists v_ArrVal_33 : bv8, v_ArrVal_34 : bv8, v_ArrVal_36 : bv8 :: data == 2bv32[31:24] ++ v_ArrVal_34 ++ v_ArrVal_33 ++ v_ArrVal_36) RESULT: Ultimate proved your program to be correct! [2022-11-25 22:34:47,200 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-11-25 22:34:47,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a19e3957-cc7a-4f85-9c0a-58cbb73e7600/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