./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_13_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_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_13_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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_1031ec96-69b9-4dfe-999c-e288021a0acb/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 937b3f982b8e0903f2b40f4dd9f3e966bcb151fcf89acb5073c20d23b09257b0 --- 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 [2022-11-26 00:21:50,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:21:50,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:21:50,360 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:21:50,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:21:50,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:21:50,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:21:50,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:21:50,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:21:50,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:21:50,380 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:21:50,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:21:50,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:21:50,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:21:50,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:21:50,388 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:21:50,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:21:50,391 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:21:50,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:21:50,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:21:50,400 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:21:50,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:21:50,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:21:50,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:21:50,416 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:21:50,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:21:50,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:21:50,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:21:50,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:21:50,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:21:50,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:21:50,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:21:50,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:21:50,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:21:50,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:21:50,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:21:50,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:21:50,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:21:50,428 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:21:50,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:21:50,429 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:21:50,430 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-26 00:21:50,475 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:21:50,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:21:50,476 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:21:50,476 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:21:50,477 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:21:50,478 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:21:50,478 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:21:50,478 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:21:50,478 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:21:50,479 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:21:50,480 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:21:50,480 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:21:50,480 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:21:50,481 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:21:50,481 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:21:50,481 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:21:50,481 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:21:50,482 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:21:50,483 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:21:50,483 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:21:50,483 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:21:50,484 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:21:50,484 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:21:50,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:21:50,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:21:50,485 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 00:21:50,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:21:50,486 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:21:50,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:21:50,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:21:50,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:21:50,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:21:50,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:21:50,487 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:21:50,488 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:21:50,488 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:21:50,488 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:21:50,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:21:50,489 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:21:50,489 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:21:50,489 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_1031ec96-69b9-4dfe-999c-e288021a0acb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 937b3f982b8e0903f2b40f4dd9f3e966bcb151fcf89acb5073c20d23b09257b0 [2022-11-26 00:21:50,803 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:21:50,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:21:50,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:21:50,844 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:21:50,845 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:21:50,847 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_13_good.i [2022-11-26 00:21:53,793 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:21:54,264 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:21:54,269 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_13_good.i [2022-11-26 00:21:54,301 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/data/d409a1124/42577867366f46f9b7a12953f138fcdd/FLAG1d8be882f [2022-11-26 00:21:54,327 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/data/d409a1124/42577867366f46f9b7a12953f138fcdd [2022-11-26 00:21:54,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:21:54,332 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:21:54,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:21:54,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:21:54,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:21:54,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:21:54" (1/1) ... [2022-11-26 00:21:54,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cb8991b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:21:54, skipping insertion in model container [2022-11-26 00:21:54,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:21:54" (1/1) ... [2022-11-26 00:21:54,349 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:21:54,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:21:54,904 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-26 00:21:55,576 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-26 00:21:55,589 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-26 00:21:55,593 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-26 00:21:55,607 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-26 00:21:55,609 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-26 00:21:56,325 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:806) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2063) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:960) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1645) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1094) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1094) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1496) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2395) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-26 00:21:56,330 INFO L158 Benchmark]: Toolchain (without parser) took 1996.65ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 80.4MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-26 00:21:56,330 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory was 89.1MB in the beginning and 89.0MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:21:56,331 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1992.74ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 80.4MB in the end (delta: 24.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-26 00:21:56,332 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory was 89.1MB in the beginning and 89.0MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1992.74ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 80.4MB in the end (delta: 24.5MB). 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_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_13_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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_1031ec96-69b9-4dfe-999c-e288021a0acb/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 937b3f982b8e0903f2b40f4dd9f3e966bcb151fcf89acb5073c20d23b09257b0 --- 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 [2022-11-26 00:21:58,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:21:58,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:21:58,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:21:58,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:21:58,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:21:58,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:21:58,577 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:21:58,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:21:58,585 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:21:58,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:21:58,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:21:58,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:21:58,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:21:58,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:21:58,597 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:21:58,602 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:21:58,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:21:58,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:21:58,609 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:21:58,614 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:21:58,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:21:58,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:21:58,620 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:21:58,623 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:21:58,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:21:58,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:21:58,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:21:58,632 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:21:58,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:21:58,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:21:58,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:21:58,636 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:21:58,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:21:58,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:21:58,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:21:58,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:21:58,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:21:58,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:21:58,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:21:58,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:21:58,656 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-26 00:21:58,689 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:21:58,689 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:21:58,691 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:21:58,691 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:21:58,692 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:21:58,692 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:21:58,692 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:21:58,692 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:21:58,693 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:21:58,693 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:21:58,694 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:21:58,694 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:21:58,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:21:58,695 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:21:58,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:21:58,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:21:58,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:21:58,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:21:58,696 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-26 00:21:58,696 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-26 00:21:58,696 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 00:21:58,697 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-26 00:21:58,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:21:58,697 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:21:58,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:21:58,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:21:58,698 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-26 00:21:58,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:21:58,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:21:58,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:21:58,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:21:58,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:21:58,699 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-26 00:21:58,699 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-26 00:21:58,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:21:58,700 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:21:58,700 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-26 00:21:58,700 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_1031ec96-69b9-4dfe-999c-e288021a0acb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 937b3f982b8e0903f2b40f4dd9f3e966bcb151fcf89acb5073c20d23b09257b0 [2022-11-26 00:21:59,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:21:59,145 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:21:59,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:21:59,149 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:21:59,150 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:21:59,152 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_13_good.i [2022-11-26 00:22:02,167 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:22:02,621 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:22:02,622 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_13_good.i [2022-11-26 00:22:02,650 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/data/d0dc329c0/47574bd68f9444668df293630b4ec2a4/FLAG88234307d [2022-11-26 00:22:02,746 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/data/d0dc329c0/47574bd68f9444668df293630b4ec2a4 [2022-11-26 00:22:02,755 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:22:02,756 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:22:02,760 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:22:02,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:22:02,764 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:22:02,765 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:22:02" (1/1) ... [2022-11-26 00:22:02,766 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58c0f96e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:02, skipping insertion in model container [2022-11-26 00:22:02,767 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:22:02" (1/1) ... [2022-11-26 00:22:02,774 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:22:02,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:22:03,353 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-26 00:22:04,069 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-26 00:22:04,075 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-26 00:22:04,077 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-26 00:22:04,079 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-26 00:22:04,080 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-26 00:22:04,528 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-26 00:22:04,529 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:22:04,542 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:22:04,572 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-26 00:22:04,646 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-26 00:22:04,659 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-26 00:22:04,664 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-26 00:22:04,668 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-26 00:22:04,674 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-26 00:22:04,697 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-26 00:22:04,698 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:22:05,020 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:22:05,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:05 WrapperNode [2022-11-26 00:22:05,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:22:05,022 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:22:05,023 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:22:05,023 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:22:05,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:05" (1/1) ... [2022-11-26 00:22:05,064 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:05" (1/1) ... [2022-11-26 00:22:05,100 INFO L138 Inliner]: procedures = 946, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 95 [2022-11-26 00:22:05,101 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:22:05,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:22:05,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:22:05,102 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:22:05,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:05" (1/1) ... [2022-11-26 00:22:05,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:05" (1/1) ... [2022-11-26 00:22:05,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:05" (1/1) ... [2022-11-26 00:22:05,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:05" (1/1) ... [2022-11-26 00:22:05,147 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:05" (1/1) ... [2022-11-26 00:22:05,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:05" (1/1) ... [2022-11-26 00:22:05,157 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:05" (1/1) ... [2022-11-26 00:22:05,159 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:05" (1/1) ... [2022-11-26 00:22:05,164 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:22:05,165 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:22:05,165 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:22:05,165 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:22:05,166 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:05" (1/1) ... [2022-11-26 00:22:05,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:22:05,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:22:05,204 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:22:05,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:22:05,258 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-26 00:22:05,258 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-26 00:22:05,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:22:05,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:22:05,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:22:05,259 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-26 00:22:05,259 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-26 00:22:05,259 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-26 00:22:05,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-26 00:22:05,474 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:22:05,488 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:22:15,560 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:22:15,567 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:22:15,567 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-26 00:22:15,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:22:15 BoogieIcfgContainer [2022-11-26 00:22:15,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:22:15,572 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:22:15,572 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:22:15,575 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:22:15,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:22:02" (1/3) ... [2022-11-26 00:22:15,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d8d84fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:22:15, skipping insertion in model container [2022-11-26 00:22:15,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:22:05" (2/3) ... [2022-11-26 00:22:15,577 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d8d84fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:22:15, skipping insertion in model container [2022-11-26 00:22:15,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:22:15" (3/3) ... [2022-11-26 00:22:15,581 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_square_13_good.i [2022-11-26 00:22:15,600 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:22:15,601 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2022-11-26 00:22:15,671 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-26 00:22:15,679 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;@7156a479, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-26 00:22:15,680 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2022-11-26 00:22:15,684 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 38 states have (on average 1.605263157894737) internal successors, (61), 55 states have internal predecessors, (61), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 7 states have call predecessors, (10), 10 states have call successors, (10) [2022-11-26 00:22:15,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-26 00:22:15,693 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:15,693 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:15,694 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-11-26 00:22:15,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:15,702 INFO L85 PathProgramCache]: Analyzing trace with hash -3717724, now seen corresponding path program 1 times [2022-11-26 00:22:15,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 00:22:15,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [596710269] [2022-11-26 00:22:15,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:15,714 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 [2022-11-26 00:22:15,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 00:22:15,715 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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) [2022-11-26 00:22:15,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 [2022-11-26 00:22:15,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:15,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-26 00:22:15,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:22:15,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:22:15,914 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:22:15,914 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 00:22:15,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [596710269] [2022-11-26 00:22:15,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [596710269] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:15,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:15,916 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:22:15,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151447588] [2022-11-26 00:22:15,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:15,922 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:22:15,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 00:22:15,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:22:15,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:22:15,963 INFO L87 Difference]: Start difference. First operand has 61 states, 38 states have (on average 1.605263157894737) internal successors, (61), 55 states have internal predecessors, (61), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 7 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 00:22:16,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:16,760 INFO L93 Difference]: Finished difference Result 155 states and 207 transitions. [2022-11-26 00:22:16,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:22:16,775 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-11-26 00:22:16,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:16,792 INFO L225 Difference]: With dead ends: 155 [2022-11-26 00:22:16,792 INFO L226 Difference]: Without dead ends: 92 [2022-11-26 00:22:16,796 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:22:16,802 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 47 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:16,804 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 333 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-26 00:22:16,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2022-11-26 00:22:16,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 59. [2022-11-26 00:22:16,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 39 states have (on average 1.6153846153846154) internal successors, (63), 54 states have internal predecessors, (63), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 5 states have call predecessors, (8), 8 states have call successors, (8) [2022-11-26 00:22:16,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 79 transitions. [2022-11-26 00:22:16,860 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 79 transitions. Word has length 12 [2022-11-26 00:22:16,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:16,861 INFO L495 AbstractCegarLoop]: Abstraction has 59 states and 79 transitions. [2022-11-26 00:22:16,861 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 00:22:16,862 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2022-11-26 00:22:16,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-26 00:22:16,863 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:16,863 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:16,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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)] Ended with exit code 0 [2022-11-26 00:22:17,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 [2022-11-26 00:22:17,082 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-11-26 00:22:17,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:17,083 INFO L85 PathProgramCache]: Analyzing trace with hash -3658142, now seen corresponding path program 1 times [2022-11-26 00:22:17,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 00:22:17,084 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [859603210] [2022-11-26 00:22:17,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:17,085 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 [2022-11-26 00:22:17,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 00:22:17,086 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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) [2022-11-26 00:22:17,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 [2022-11-26 00:22:17,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:17,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-26 00:22:17,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:22:17,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:22:17,226 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:22:17,227 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 00:22:17,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [859603210] [2022-11-26 00:22:17,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [859603210] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:17,227 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:17,227 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:22:17,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874351594] [2022-11-26 00:22:17,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:17,229 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:22:17,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 00:22:17,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:22:17,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:22:17,230 INFO L87 Difference]: Start difference. First operand 59 states and 79 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 00:22:17,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:17,285 INFO L93 Difference]: Finished difference Result 110 states and 144 transitions. [2022-11-26 00:22:17,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:22:17,286 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-11-26 00:22:17,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:17,287 INFO L225 Difference]: With dead ends: 110 [2022-11-26 00:22:17,288 INFO L226 Difference]: Without dead ends: 48 [2022-11-26 00:22:17,290 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:22:17,292 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 15 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:17,293 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 110 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-26 00:22:17,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2022-11-26 00:22:17,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2022-11-26 00:22:17,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 41 states have internal predecessors, (44), 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) [2022-11-26 00:22:17,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 54 transitions. [2022-11-26 00:22:17,299 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 54 transitions. Word has length 12 [2022-11-26 00:22:17,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:17,300 INFO L495 AbstractCegarLoop]: Abstraction has 48 states and 54 transitions. [2022-11-26 00:22:17,300 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 00:22:17,300 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 54 transitions. [2022-11-26 00:22:17,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-26 00:22:17,301 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:17,301 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:17,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 [2022-11-26 00:22:17,513 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 [2022-11-26 00:22:17,514 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-11-26 00:22:17,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:17,515 INFO L85 PathProgramCache]: Analyzing trace with hash 722361672, now seen corresponding path program 1 times [2022-11-26 00:22:17,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 00:22:17,515 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [787398745] [2022-11-26 00:22:17,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:17,515 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 [2022-11-26 00:22:17,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 00:22:17,516 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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) [2022-11-26 00:22:17,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 [2022-11-26 00:22:17,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:17,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-26 00:22:17,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:22:17,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:22:17,668 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:22:17,668 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 00:22:17,668 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [787398745] [2022-11-26 00:22:17,669 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [787398745] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:17,669 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:17,669 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:22:17,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093275315] [2022-11-26 00:22:17,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:17,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:22:17,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 00:22:17,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:22:17,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:22:17,674 INFO L87 Difference]: Start difference. First operand 48 states and 54 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 00:22:17,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:17,772 INFO L93 Difference]: Finished difference Result 88 states and 98 transitions. [2022-11-26 00:22:17,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:22:17,778 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-11-26 00:22:17,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:17,779 INFO L225 Difference]: With dead ends: 88 [2022-11-26 00:22:17,779 INFO L226 Difference]: Without dead ends: 48 [2022-11-26 00:22:17,780 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:22:17,781 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 34 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:17,782 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 108 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-26 00:22:17,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2022-11-26 00:22:17,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2022-11-26 00:22:17,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 33 states have (on average 1.303030303030303) internal successors, (43), 41 states have internal predecessors, (43), 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) [2022-11-26 00:22:17,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 53 transitions. [2022-11-26 00:22:17,788 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 53 transitions. Word has length 14 [2022-11-26 00:22:17,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:17,789 INFO L495 AbstractCegarLoop]: Abstraction has 48 states and 53 transitions. [2022-11-26 00:22:17,789 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 00:22:17,789 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2022-11-26 00:22:17,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-26 00:22:17,789 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:17,790 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:17,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 [2022-11-26 00:22:18,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 [2022-11-26 00:22:18,003 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-11-26 00:22:18,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:18,004 INFO L85 PathProgramCache]: Analyzing trace with hash 914500609, now seen corresponding path program 1 times [2022-11-26 00:22:18,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 00:22:18,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1650677067] [2022-11-26 00:22:18,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:18,005 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 [2022-11-26 00:22:18,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 00:22:18,006 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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) [2022-11-26 00:22:18,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 [2022-11-26 00:22:18,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:18,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-26 00:22:18,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:22:18,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 00:22:18,219 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:22:18,219 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 00:22:18,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1650677067] [2022-11-26 00:22:18,220 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1650677067] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:18,220 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:18,220 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-26 00:22:18,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15794293] [2022-11-26 00:22:18,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:18,221 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-26 00:22:18,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 00:22:18,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-26 00:22:18,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:22:18,222 INFO L87 Difference]: Start difference. First operand 48 states and 53 transitions. Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 00:22:18,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:18,274 INFO L93 Difference]: Finished difference Result 48 states and 53 transitions. [2022-11-26 00:22:18,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-26 00:22:18,275 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2022-11-26 00:22:18,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:18,276 INFO L225 Difference]: With dead ends: 48 [2022-11-26 00:22:18,276 INFO L226 Difference]: Without dead ends: 45 [2022-11-26 00:22:18,276 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-26 00:22:18,277 INFO L413 NwaCegarLoop]: 46 mSDtfsCounter, 30 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:18,278 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 150 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-26 00:22:18,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2022-11-26 00:22:18,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2022-11-26 00:22:18,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 38 states have internal predecessors, (40), 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) [2022-11-26 00:22:18,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 50 transitions. [2022-11-26 00:22:18,284 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 50 transitions. Word has length 15 [2022-11-26 00:22:18,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:18,285 INFO L495 AbstractCegarLoop]: Abstraction has 45 states and 50 transitions. [2022-11-26 00:22:18,285 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 00:22:18,285 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 50 transitions. [2022-11-26 00:22:18,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-26 00:22:18,286 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:18,286 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:18,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 [2022-11-26 00:22:18,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 [2022-11-26 00:22:18,501 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-11-26 00:22:18,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:18,501 INFO L85 PathProgramCache]: Analyzing trace with hash 732662138, now seen corresponding path program 1 times [2022-11-26 00:22:18,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 00:22:18,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1803875603] [2022-11-26 00:22:18,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:18,502 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 [2022-11-26 00:22:18,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 00:22:18,503 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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) [2022-11-26 00:22:18,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 [2022-11-26 00:22:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:18,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-26 00:22:18,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:22:18,672 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-26 00:22:18,672 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:22:18,673 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 00:22:18,673 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1803875603] [2022-11-26 00:22:18,673 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1803875603] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:18,673 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:18,673 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:22:18,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129780982] [2022-11-26 00:22:18,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:18,674 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:22:18,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 00:22:18,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:22:18,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:22:18,679 INFO L87 Difference]: Start difference. First operand 45 states and 50 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) [2022-11-26 00:22:18,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:18,857 INFO L93 Difference]: Finished difference Result 64 states and 69 transitions. [2022-11-26 00:22:18,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:22:18,863 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 23 [2022-11-26 00:22:18,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:18,864 INFO L225 Difference]: With dead ends: 64 [2022-11-26 00:22:18,864 INFO L226 Difference]: Without dead ends: 43 [2022-11-26 00:22:18,864 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:22:18,865 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 21 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:18,866 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 99 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-26 00:22:18,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2022-11-26 00:22:18,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 42. [2022-11-26 00:22:18,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 31 states have (on average 1.1935483870967742) internal successors, (37), 35 states have internal predecessors, (37), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-26 00:22:18,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 45 transitions. [2022-11-26 00:22:18,870 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 45 transitions. Word has length 23 [2022-11-26 00:22:18,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:18,871 INFO L495 AbstractCegarLoop]: Abstraction has 42 states and 45 transitions. [2022-11-26 00:22:18,875 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) [2022-11-26 00:22:18,875 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 45 transitions. [2022-11-26 00:22:18,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-26 00:22:18,876 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:18,877 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:18,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 [2022-11-26 00:22:19,077 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 [2022-11-26 00:22:19,078 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-11-26 00:22:19,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:19,078 INFO L85 PathProgramCache]: Analyzing trace with hash -286193826, now seen corresponding path program 1 times [2022-11-26 00:22:19,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 00:22:19,078 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1263665392] [2022-11-26 00:22:19,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:19,079 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 [2022-11-26 00:22:19,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 00:22:19,080 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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) [2022-11-26 00:22:19,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 [2022-11-26 00:22:19,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:19,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-26 00:22:19,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:22:19,247 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-26 00:22:19,247 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:22:19,247 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 00:22:19,249 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1263665392] [2022-11-26 00:22:19,249 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1263665392] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:19,250 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:19,250 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-26 00:22:19,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235011249] [2022-11-26 00:22:19,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:19,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 00:22:19,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 00:22:19,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 00:22:19,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 00:22:19,252 INFO L87 Difference]: Start difference. First operand 42 states and 45 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-26 00:22:19,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:19,350 INFO L93 Difference]: Finished difference Result 69 states and 72 transitions. [2022-11-26 00:22:19,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 00:22:19,356 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 25 [2022-11-26 00:22:19,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:19,356 INFO L225 Difference]: With dead ends: 69 [2022-11-26 00:22:19,356 INFO L226 Difference]: Without dead ends: 42 [2022-11-26 00:22:19,357 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:22:19,358 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 21 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:19,358 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 96 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-26 00:22:19,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2022-11-26 00:22:19,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2022-11-26 00:22:19,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 31 states have (on average 1.1612903225806452) internal successors, (36), 35 states have internal predecessors, (36), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-26 00:22:19,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 44 transitions. [2022-11-26 00:22:19,363 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 44 transitions. Word has length 25 [2022-11-26 00:22:19,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:19,363 INFO L495 AbstractCegarLoop]: Abstraction has 42 states and 44 transitions. [2022-11-26 00:22:19,363 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-26 00:22:19,364 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 44 transitions. [2022-11-26 00:22:19,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-26 00:22:19,364 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:19,364 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:19,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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)] Forceful destruction successful, exit code 0 [2022-11-26 00:22:19,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 [2022-11-26 00:22:19,565 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-11-26 00:22:19,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:19,565 INFO L85 PathProgramCache]: Analyzing trace with hash -285948727, now seen corresponding path program 1 times [2022-11-26 00:22:19,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 00:22:19,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1431622352] [2022-11-26 00:22:19,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:19,566 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 [2022-11-26 00:22:19,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 00:22:19,567 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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) [2022-11-26 00:22:19,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 (8)] Waiting until timeout for monitored process [2022-11-26 00:22:19,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:19,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-26 00:22:19,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:22:19,805 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-26 00:22:19,806 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:22:19,806 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 00:22:19,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1431622352] [2022-11-26 00:22:19,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1431622352] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:19,809 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:19,809 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-26 00:22:19,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540456616] [2022-11-26 00:22:19,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:19,811 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-26 00:22:19,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 00:22:19,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-26 00:22:19,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:22:19,814 INFO L87 Difference]: Start difference. First operand 42 states and 44 transitions. Second operand has 5 states, 5 states have (on average 3.8) 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) [2022-11-26 00:22:19,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:19,876 INFO L93 Difference]: Finished difference Result 42 states and 44 transitions. [2022-11-26 00:22:19,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-26 00:22:19,877 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) 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 26 [2022-11-26 00:22:19,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:19,878 INFO L225 Difference]: With dead ends: 42 [2022-11-26 00:22:19,878 INFO L226 Difference]: Without dead ends: 39 [2022-11-26 00:22:19,879 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-26 00:22:19,881 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 17 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:19,881 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 129 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-26 00:22:19,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2022-11-26 00:22:19,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2022-11-26 00:22:19,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 32 states have internal predecessors, (33), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-26 00:22:19,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 41 transitions. [2022-11-26 00:22:19,894 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 41 transitions. Word has length 26 [2022-11-26 00:22:19,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:19,894 INFO L495 AbstractCegarLoop]: Abstraction has 39 states and 41 transitions. [2022-11-26 00:22:19,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) 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) [2022-11-26 00:22:19,896 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 41 transitions. [2022-11-26 00:22:19,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-26 00:22:19,897 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:19,898 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:19,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 (8)] Forceful destruction successful, exit code 0 [2022-11-26 00:22:20,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 [2022-11-26 00:22:20,111 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-11-26 00:22:20,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:20,112 INFO L85 PathProgramCache]: Analyzing trace with hash 1057894051, now seen corresponding path program 1 times [2022-11-26 00:22:20,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 00:22:20,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [208726489] [2022-11-26 00:22:20,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:20,113 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 [2022-11-26 00:22:20,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 00:22:20,114 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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) [2022-11-26 00:22:20,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 (9)] Waiting until timeout for monitored process [2022-11-26 00:22:20,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:20,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-26 00:22:20,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:22:20,267 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-26 00:22:20,268 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:22:20,268 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 00:22:20,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [208726489] [2022-11-26 00:22:20,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [208726489] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:20,269 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:20,269 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-26 00:22:20,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111630517] [2022-11-26 00:22:20,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:20,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:22:20,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 00:22:20,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:22:20,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:22:20,271 INFO L87 Difference]: Start difference. First operand 39 states and 41 transitions. Second operand has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-26 00:22:20,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:20,374 INFO L93 Difference]: Finished difference Result 39 states and 41 transitions. [2022-11-26 00:22:20,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:22:20,381 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 33 [2022-11-26 00:22:20,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:20,382 INFO L225 Difference]: With dead ends: 39 [2022-11-26 00:22:20,382 INFO L226 Difference]: Without dead ends: 37 [2022-11-26 00:22:20,382 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:22:20,383 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 8 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:20,383 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 64 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-26 00:22:20,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2022-11-26 00:22:20,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2022-11-26 00:22:20,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 29 states have (on average 1.0689655172413792) internal successors, (31), 30 states have internal predecessors, (31), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-26 00:22:20,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 39 transitions. [2022-11-26 00:22:20,389 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 39 transitions. Word has length 33 [2022-11-26 00:22:20,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:20,389 INFO L495 AbstractCegarLoop]: Abstraction has 37 states and 39 transitions. [2022-11-26 00:22:20,390 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-26 00:22:20,390 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 39 transitions. [2022-11-26 00:22:20,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-26 00:22:20,391 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:22:20,391 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:20,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 (9)] Ended with exit code 0 [2022-11-26 00:22:20,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 [2022-11-26 00:22:20,606 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-11-26 00:22:20,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:22:20,607 INFO L85 PathProgramCache]: Analyzing trace with hash 417794206, now seen corresponding path program 1 times [2022-11-26 00:22:20,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 00:22:20,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1874329789] [2022-11-26 00:22:20,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:22:20,608 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 [2022-11-26 00:22:20,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 00:22:20,610 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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) [2022-11-26 00:22:20,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 (10)] Waiting until timeout for monitored process [2022-11-26 00:22:20,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:22:20,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-26 00:22:20,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:22:20,833 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-26 00:22:20,834 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 00:22:20,834 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 00:22:20,834 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1874329789] [2022-11-26 00:22:20,834 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1874329789] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:22:20,835 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:22:20,835 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-26 00:22:20,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272644813] [2022-11-26 00:22:20,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:22:20,836 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:22:20,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 00:22:20,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:22:20,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:22:20,837 INFO L87 Difference]: Start difference. First operand 37 states and 39 transitions. Second operand has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-26 00:22:20,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:22:20,895 INFO L93 Difference]: Finished difference Result 37 states and 39 transitions. [2022-11-26 00:22:20,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:22:20,899 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 42 [2022-11-26 00:22:20,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:22:20,900 INFO L225 Difference]: With dead ends: 37 [2022-11-26 00:22:20,900 INFO L226 Difference]: Without dead ends: 0 [2022-11-26 00:22:20,900 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:22:20,901 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 1 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:22:20,901 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 69 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-26 00:22:20,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-26 00:22:20,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-26 00:22:20,902 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) [2022-11-26 00:22:20,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-26 00:22:20,903 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 42 [2022-11-26 00:22:20,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:22:20,903 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-26 00:22:20,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-26 00:22:20,903 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-26 00:22:20,903 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-26 00:22:20,906 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 10 remaining) [2022-11-26 00:22:20,907 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 10 remaining) [2022-11-26 00:22:20,907 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 10 remaining) [2022-11-26 00:22:20,907 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 10 remaining) [2022-11-26 00:22:20,908 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 10 remaining) [2022-11-26 00:22:20,908 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 10 remaining) [2022-11-26 00:22:20,908 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 10 remaining) [2022-11-26 00:22:20,908 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 10 remaining) [2022-11-26 00:22:20,908 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 10 remaining) [2022-11-26 00:22:20,909 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 10 remaining) [2022-11-26 00:22:20,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 (10)] Forceful destruction successful, exit code 0 [2022-11-26 00:22:21,119 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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 [2022-11-26 00:22:21,122 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-26 00:22:21,165 INFO L902 garLoopResultBuilder]: At program point printLineENTRY(lines 1412 1418) the Hoare annotation is: true [2022-11-26 00:22:21,166 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-11-26 00:22:21,166 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-11-26 00:22:21,166 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-11-26 00:22:21,166 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-11-26 00:22:21,166 INFO L902 garLoopResultBuilder]: At program point printIntLineENTRY(lines 1426 1429) the Hoare annotation is: true [2022-11-26 00:22:21,166 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-11-26 00:22:21,167 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1867) no Hoare annotation was computed. [2022-11-26 00:22:21,167 INFO L902 garLoopResultBuilder]: At program point L1910(line 1910) the Hoare annotation is: true [2022-11-26 00:22:21,167 INFO L899 garLoopResultBuilder]: For program point L1902(lines 1902 1905) no Hoare annotation was computed. [2022-11-26 00:22:21,167 INFO L899 garLoopResultBuilder]: For program point L1869(line 1869) no Hoare annotation was computed. [2022-11-26 00:22:21,167 INFO L899 garLoopResultBuilder]: For program point L1836(lines 1836 1839) no Hoare annotation was computed. [2022-11-26 00:22:21,167 INFO L899 garLoopResultBuilder]: For program point L1869-1(line 1869) no Hoare annotation was computed. [2022-11-26 00:22:21,168 INFO L899 garLoopResultBuilder]: For program point L1902-2(lines 1899 1913) no Hoare annotation was computed. [2022-11-26 00:22:21,168 INFO L899 garLoopResultBuilder]: For program point L1836-2(lines 1833 1856) no Hoare annotation was computed. [2022-11-26 00:22:21,168 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1893) no Hoare annotation was computed. [2022-11-26 00:22:21,168 INFO L902 garLoopResultBuilder]: At program point L1927(lines 1921 1928) the Hoare annotation is: true [2022-11-26 00:22:21,168 INFO L895 garLoopResultBuilder]: At program point L1894(line 1894) the Hoare annotation is: (and (= (_ bv2147483647 32) |ULTIMATE.start_goodB2G2_~data~1#1|) (= (_ bv2147483647 32) |ULTIMATE.start_goodB2G1_~data~0#1|) (= (_ bv2 32) |ULTIMATE.start_goodG2B1_~data~2#1|)) [2022-11-26 00:22:21,169 INFO L899 garLoopResultBuilder]: For program point L1861(lines 1861 1864) no Hoare annotation was computed. [2022-11-26 00:22:21,169 INFO L899 garLoopResultBuilder]: For program point L1861-2(lines 1858 1877) no Hoare annotation was computed. [2022-11-26 00:22:21,169 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1846) no Hoare annotation was computed. [2022-11-26 00:22:21,169 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-26 00:22:21,169 INFO L895 garLoopResultBuilder]: At program point L1853(line 1853) the Hoare annotation is: (= (_ bv2147483647 32) |ULTIMATE.start_goodB2G1_~data~0#1|) [2022-11-26 00:22:21,169 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-26 00:22:21,170 INFO L899 garLoopResultBuilder]: For program point L1853-1(lines 1840 1855) no Hoare annotation was computed. [2022-11-26 00:22:21,170 INFO L899 garLoopResultBuilder]: For program point L1878(lines 1878 1897) no Hoare annotation was computed. [2022-11-26 00:22:21,170 INFO L895 garLoopResultBuilder]: At program point L1870(line 1870) the Hoare annotation is: false [2022-11-26 00:22:21,170 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1909) no Hoare annotation was computed. [2022-11-26 00:22:21,170 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1848) no Hoare annotation was computed. [2022-11-26 00:22:21,170 INFO L899 garLoopResultBuilder]: For program point L1846(line 1846) no Hoare annotation was computed. [2022-11-26 00:22:21,171 INFO L899 garLoopResultBuilder]: For program point L1846-1(line 1846) no Hoare annotation was computed. [2022-11-26 00:22:21,171 INFO L899 garLoopResultBuilder]: For program point L1846-3(lines 1846 1854) no Hoare annotation was computed. [2022-11-26 00:22:21,171 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1909) no Hoare annotation was computed. [2022-11-26 00:22:21,171 INFO L899 garLoopResultBuilder]: For program point L1914(lines 1914 1920) no Hoare annotation was computed. [2022-11-26 00:22:21,171 INFO L899 garLoopResultBuilder]: For program point L1848(line 1848) no Hoare annotation was computed. [2022-11-26 00:22:21,171 INFO L899 garLoopResultBuilder]: For program point L1848-1(line 1848) no Hoare annotation was computed. [2022-11-26 00:22:21,172 INFO L899 garLoopResultBuilder]: For program point L1898(lines 1898 1913) no Hoare annotation was computed. [2022-11-26 00:22:21,172 INFO L899 garLoopResultBuilder]: For program point L1857(lines 1857 1877) no Hoare annotation was computed. [2022-11-26 00:22:21,172 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-26 00:22:21,172 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1869) no Hoare annotation was computed. [2022-11-26 00:22:21,172 INFO L899 garLoopResultBuilder]: For program point L1882(lines 1882 1889) no Hoare annotation was computed. [2022-11-26 00:22:21,172 INFO L895 garLoopResultBuilder]: At program point L1849(line 1849) the Hoare annotation is: false [2022-11-26 00:22:21,173 INFO L899 garLoopResultBuilder]: For program point L1882-1(lines 1879 1897) no Hoare annotation was computed. [2022-11-26 00:22:21,173 INFO L895 garLoopResultBuilder]: At program point L1874(line 1874) the Hoare annotation is: (and (= (_ bv2147483647 32) |ULTIMATE.start_goodB2G2_~data~1#1|) (= (_ bv2147483647 32) |ULTIMATE.start_goodB2G1_~data~0#1|)) [2022-11-26 00:22:21,173 INFO L902 garLoopResultBuilder]: At program point L1924(line 1924) the Hoare annotation is: true [2022-11-26 00:22:21,173 INFO L899 garLoopResultBuilder]: For program point L1924-1(line 1924) no Hoare annotation was computed. [2022-11-26 00:22:21,173 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-26 00:22:21,173 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1869) no Hoare annotation was computed. [2022-11-26 00:22:21,174 INFO L895 garLoopResultBuilder]: At program point L1842(line 1842) the Hoare annotation is: (not (= ~GLOBAL_CONST_FIVE~0 (_ bv5 32))) [2022-11-26 00:22:21,174 INFO L899 garLoopResultBuilder]: For program point L1867(line 1867) no Hoare annotation was computed. [2022-11-26 00:22:21,174 INFO L899 garLoopResultBuilder]: For program point L1867-1(line 1867) no Hoare annotation was computed. [2022-11-26 00:22:21,174 INFO L899 garLoopResultBuilder]: For program point L1867-3(lines 1867 1875) no Hoare annotation was computed. [2022-11-26 00:22:21,174 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1848) no Hoare annotation was computed. [2022-11-26 00:22:21,174 INFO L895 garLoopResultBuilder]: At program point L1884(line 1884) the Hoare annotation is: (not (= ~GLOBAL_CONST_FIVE~0 (_ bv5 32))) [2022-11-26 00:22:21,174 INFO L899 garLoopResultBuilder]: For program point L1909(line 1909) no Hoare annotation was computed. [2022-11-26 00:22:21,175 INFO L899 garLoopResultBuilder]: For program point L1909-1(line 1909) no Hoare annotation was computed. [2022-11-26 00:22:21,175 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1893) no Hoare annotation was computed. [2022-11-26 00:22:21,175 INFO L902 garLoopResultBuilder]: At program point L1926(line 1926) the Hoare annotation is: true [2022-11-26 00:22:21,175 INFO L899 garLoopResultBuilder]: For program point L1893(line 1893) no Hoare annotation was computed. [2022-11-26 00:22:21,175 INFO L899 garLoopResultBuilder]: For program point L1926-1(line 1926) no Hoare annotation was computed. [2022-11-26 00:22:21,175 INFO L899 garLoopResultBuilder]: For program point L1893-1(line 1893) no Hoare annotation was computed. [2022-11-26 00:22:21,179 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:22:21,181 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-26 00:22:21,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 12:22:21 BoogieIcfgContainer [2022-11-26 00:22:21,189 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-26 00:22:21,189 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-26 00:22:21,190 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-26 00:22:21,190 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-26 00:22:21,190 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:22:15" (3/4) ... [2022-11-26 00:22:21,193 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-26 00:22:21,200 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-26 00:22:21,200 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-26 00:22:21,205 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-11-26 00:22:21,206 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-26 00:22:21,206 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-26 00:22:21,206 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-26 00:22:21,246 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/bin/utaipan-ByfvJB40ur/witness.graphml [2022-11-26 00:22:21,247 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-26 00:22:21,247 INFO L158 Benchmark]: Toolchain (without parser) took 18491.44ms. Allocated memory was 73.4MB in the beginning and 117.4MB in the end (delta: 44.0MB). Free memory was 46.0MB in the beginning and 52.9MB in the end (delta: -6.9MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2022-11-26 00:22:21,248 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 73.4MB. Free memory was 50.6MB in the beginning and 50.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:22:21,248 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2261.90ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 45.8MB in the beginning and 54.4MB in the end (delta: -8.6MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. [2022-11-26 00:22:21,249 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.74ms. Allocated memory is still 96.5MB. Free memory was 54.4MB in the beginning and 50.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-26 00:22:21,249 INFO L158 Benchmark]: Boogie Preprocessor took 62.26ms. Allocated memory is still 96.5MB. Free memory was 50.3MB in the beginning and 47.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-26 00:22:21,249 INFO L158 Benchmark]: RCFGBuilder took 10405.10ms. Allocated memory is still 96.5MB. Free memory was 47.5MB in the beginning and 61.3MB in the end (delta: -13.8MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2022-11-26 00:22:21,250 INFO L158 Benchmark]: TraceAbstraction took 5617.25ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 61.1MB in the beginning and 56.3MB in the end (delta: 4.9MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2022-11-26 00:22:21,250 INFO L158 Benchmark]: Witness Printer took 57.52ms. Allocated memory is still 117.4MB. Free memory was 56.3MB in the beginning and 52.9MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-26 00:22:21,252 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 73.4MB. Free memory was 50.6MB in the beginning and 50.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2261.90ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 45.8MB in the beginning and 54.4MB in the end (delta: -8.6MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.74ms. Allocated memory is still 96.5MB. Free memory was 54.4MB in the beginning and 50.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.26ms. Allocated memory is still 96.5MB. Free memory was 50.3MB in the beginning and 47.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10405.10ms. Allocated memory is still 96.5MB. Free memory was 47.5MB in the beginning and 61.3MB in the end (delta: -13.8MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. * TraceAbstraction took 5617.25ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 61.1MB in the beginning and 56.3MB in the end (delta: 4.9MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. * Witness Printer took 57.52ms. Allocated memory is still 117.4MB. Free memory was 56.3MB in the beginning and 52.9MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1846]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1848]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1848]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1867]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1869]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1869]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1893]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1893]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1909]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1909]: 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, 61 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 5.5s, OverallIterations: 9, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 217 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 194 mSDsluCounter, 1158 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 676 mSDsCounter, 18 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 103 IncrementalHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 18 mSolverCounterUnsat, 482 mSDtfsCounter, 103 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 201 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=0, InterpolantAutomatonStates: 35, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 34 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 42 PreInvPairs, 52 NumberOfFragments, 36 HoareAnnotationTreeSize, 42 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 202 NumberOfCodeBlocks, 202 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 193 ConstructedInterpolants, 0 QuantifiedInterpolants, 234 SizeOfPredicates, 10 NumberOfNonLiveVariables, 635 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 36/36 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold - InvariantResult [Line: 1921]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-26 00:22:21,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1031ec96-69b9-4dfe-999c-e288021a0acb/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