./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_64_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_64_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e59e6451743f6261be1c0ee4baaaa60ce8697429a2f300a0e1b0cd12041f7dee --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 21:54:56,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 21:54:56,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 21:54:56,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 21:54:56,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 21:54:56,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 21:54:56,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 21:54:56,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 21:54:56,377 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 21:54:56,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 21:54:56,380 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 21:54:56,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 21:54:56,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 21:54:56,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 21:54:56,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 21:54:56,387 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 21:54:56,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 21:54:56,389 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 21:54:56,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 21:54:56,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 21:54:56,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 21:54:56,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 21:54:56,398 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 21:54:56,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 21:54:56,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 21:54:56,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 21:54:56,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 21:54:56,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 21:54:56,401 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 21:54:56,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 21:54:56,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 21:54:56,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 21:54:56,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 21:54:56,404 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 21:54:56,404 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 21:54:56,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 21:54:56,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 21:54:56,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 21:54:56,405 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 21:54:56,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 21:54:56,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 21:54:56,407 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-12-13 21:54:56,426 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 21:54:56,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 21:54:56,427 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 21:54:56,427 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 21:54:56,428 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 21:54:56,428 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 21:54:56,428 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 21:54:56,429 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 21:54:56,429 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 21:54:56,429 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 21:54:56,429 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 21:54:56,429 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 21:54:56,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 21:54:56,430 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 21:54:56,430 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 21:54:56,430 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 21:54:56,430 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 21:54:56,430 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 21:54:56,430 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 21:54:56,431 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 21:54:56,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 21:54:56,431 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 21:54:56,431 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 21:54:56,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 21:54:56,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 21:54:56,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 21:54:56,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 21:54:56,432 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 21:54:56,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 21:54:56,432 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 21:54:56,432 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 21:54:56,433 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 21:54:56,433 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 21:54:56,433 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 21:54:56,433 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e59e6451743f6261be1c0ee4baaaa60ce8697429a2f300a0e1b0cd12041f7dee [2022-12-13 21:54:56,624 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 21:54:56,643 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 21:54:56,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 21:54:56,646 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 21:54:56,647 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 21:54:56,648 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_64_good.i [2022-12-13 21:54:59,348 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 21:54:59,659 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 21:54:59,659 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_64_good.i [2022-12-13 21:54:59,676 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/data/87edb1e30/b4c6a4ca010548aeb8334bbbd566b709/FLAG707f3cae6 [2022-12-13 21:54:59,686 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/data/87edb1e30/b4c6a4ca010548aeb8334bbbd566b709 [2022-12-13 21:54:59,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 21:54:59,689 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 21:54:59,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 21:54:59,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 21:54:59,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 21:54:59,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:54:59" (1/1) ... [2022-12-13 21:54:59,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61c95d6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:54:59, skipping insertion in model container [2022-12-13 21:54:59,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:54:59" (1/1) ... [2022-12-13 21:54:59,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 21:54:59,731 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 21:55:00,005 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 21:55:00,404 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 21:55:00,408 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 21:55:00,409 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 21:55:00,411 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 21:55:00,411 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 21:55:00,767 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-13 21:55:00,771 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 21:55:00,775 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:806) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2063) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:960) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1645) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1094) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1496) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2395) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-13 21:55:00,778 INFO L158 Benchmark]: Toolchain (without parser) took 1088.01ms. Allocated memory is still 153.1MB. Free memory was 117.1MB in the beginning and 92.7MB in the end (delta: 24.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-13 21:55:00,778 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 96.5MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:55:00,779 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1086.35ms. Allocated memory is still 153.1MB. Free memory was 116.7MB in the beginning and 93.1MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-13 21:55:00,779 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 96.5MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1086.35ms. Allocated memory is still 153.1MB. Free memory was 116.7MB in the beginning and 93.1MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:806) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_64_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e59e6451743f6261be1c0ee4baaaa60ce8697429a2f300a0e1b0cd12041f7dee --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 21:55:02,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 21:55:02,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 21:55:02,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 21:55:02,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 21:55:02,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 21:55:02,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 21:55:02,124 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 21:55:02,126 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 21:55:02,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 21:55:02,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 21:55:02,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 21:55:02,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 21:55:02,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 21:55:02,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 21:55:02,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 21:55:02,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 21:55:02,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 21:55:02,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 21:55:02,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 21:55:02,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 21:55:02,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 21:55:02,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 21:55:02,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 21:55:02,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 21:55:02,145 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 21:55:02,145 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 21:55:02,146 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 21:55:02,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 21:55:02,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 21:55:02,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 21:55:02,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 21:55:02,149 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 21:55:02,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 21:55:02,151 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 21:55:02,151 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 21:55:02,152 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 21:55:02,152 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 21:55:02,152 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 21:55:02,153 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 21:55:02,154 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 21:55:02,154 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-12-13 21:55:02,176 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 21:55:02,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 21:55:02,177 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 21:55:02,177 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 21:55:02,178 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 21:55:02,178 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 21:55:02,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 21:55:02,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 21:55:02,179 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 21:55:02,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 21:55:02,179 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 21:55:02,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 21:55:02,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 21:55:02,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 21:55:02,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 21:55:02,180 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 21:55:02,180 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 21:55:02,180 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 21:55:02,180 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 21:55:02,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 21:55:02,181 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 21:55:02,181 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 21:55:02,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 21:55:02,181 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 21:55:02,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 21:55:02,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 21:55:02,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 21:55:02,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 21:55:02,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 21:55:02,182 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 21:55:02,182 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 21:55:02,182 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 21:55:02,182 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 21:55:02,183 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 21:55:02,183 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 21:55:02,183 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 21:55:02,183 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 21:55:02,183 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e59e6451743f6261be1c0ee4baaaa60ce8697429a2f300a0e1b0cd12041f7dee [2022-12-13 21:55:02,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 21:55:02,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 21:55:02,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 21:55:02,449 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 21:55:02,449 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 21:55:02,450 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_64_good.i [2022-12-13 21:55:04,994 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 21:55:05,296 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 21:55:05,297 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_64_good.i [2022-12-13 21:55:05,321 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/data/39d5169a8/e45ba12b8d244af4a9f10bcceb6d8c56/FLAG416ec4034 [2022-12-13 21:55:05,547 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/data/39d5169a8/e45ba12b8d244af4a9f10bcceb6d8c56 [2022-12-13 21:55:05,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 21:55:05,550 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 21:55:05,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 21:55:05,551 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 21:55:05,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 21:55:05,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:55:05" (1/1) ... [2022-12-13 21:55:05,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eb93ac1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:55:05, skipping insertion in model container [2022-12-13 21:55:05,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:55:05" (1/1) ... [2022-12-13 21:55:05,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 21:55:05,597 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 21:55:05,902 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 21:55:06,414 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 21:55:06,418 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 21:55:06,420 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 21:55:06,422 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 21:55:06,423 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 21:55:06,901 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-13 21:55:06,906 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 21:55:06,913 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:55:06,925 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-13 21:55:06,941 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 21:55:06,950 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 21:55:06,985 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 21:55:06,986 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 21:55:06,987 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 21:55:06,988 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 21:55:06,989 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 21:55:06,996 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-13 21:55:06,997 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 21:55:06,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:55:07,004 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 21:55:07,021 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 21:55:07,060 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 21:55:07,061 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 21:55:07,063 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 21:55:07,065 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 21:55:07,065 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 21:55:07,075 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-13 21:55:07,076 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 21:55:07,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:55:07,324 INFO L208 MainTranslator]: Completed translation [2022-12-13 21:55:07,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:55:07 WrapperNode [2022-12-13 21:55:07,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 21:55:07,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 21:55:07,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 21:55:07,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 21:55:07,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:55:07" (1/1) ... [2022-12-13 21:55:07,349 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:55:07" (1/1) ... [2022-12-13 21:55:07,372 INFO L138 Inliner]: procedures = 947, calls = 79, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 85 [2022-12-13 21:55:07,372 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 21:55:07,373 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 21:55:07,373 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 21:55:07,373 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 21:55:07,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:55:07" (1/1) ... [2022-12-13 21:55:07,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:55:07" (1/1) ... [2022-12-13 21:55:07,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:55:07" (1/1) ... [2022-12-13 21:55:07,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:55:07" (1/1) ... [2022-12-13 21:55:07,397 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:55:07" (1/1) ... [2022-12-13 21:55:07,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:55:07" (1/1) ... [2022-12-13 21:55:07,402 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:55:07" (1/1) ... [2022-12-13 21:55:07,405 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:55:07" (1/1) ... [2022-12-13 21:55:07,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 21:55:07,411 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 21:55:07,411 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 21:55:07,411 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 21:55:07,411 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:55:07" (1/1) ... [2022-12-13 21:55:07,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 21:55:07,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:55:07,436 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 21:55:07,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 21:55:07,472 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-13 21:55:07,472 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-13 21:55:07,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 21:55:07,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 21:55:07,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 21:55:07,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 21:55:07,472 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 21:55:07,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-12-13 21:55:07,473 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-13 21:55:07,473 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 21:55:07,473 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 21:55:07,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 21:55:07,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 21:55:07,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-13 21:55:07,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-13 21:55:07,608 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 21:55:07,610 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 21:55:10,783 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 21:55:10,788 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 21:55:10,789 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 21:55:10,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:55:10 BoogieIcfgContainer [2022-12-13 21:55:10,791 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 21:55:10,793 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 21:55:10,793 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 21:55:10,796 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 21:55:10,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 09:55:05" (1/3) ... [2022-12-13 21:55:10,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@684012f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:55:10, skipping insertion in model container [2022-12-13 21:55:10,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:55:07" (2/3) ... [2022-12-13 21:55:10,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@684012f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:55:10, skipping insertion in model container [2022-12-13 21:55:10,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:55:10" (3/3) ... [2022-12-13 21:55:10,798 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_square_64_good.i [2022-12-13 21:55:10,817 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 21:55:10,817 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2022-12-13 21:55:10,854 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 21:55:10,860 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@63051896, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 21:55:10,861 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-13 21:55:10,865 INFO L276 IsEmpty]: Start isEmpty. Operand has 39 states, 25 states have (on average 1.36) internal successors, (34), 32 states have internal predecessors, (34), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 5 states have call predecessors, (6), 6 states have call successors, (6) [2022-12-13 21:55:10,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-13 21:55:10,871 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:55:10,871 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:55:10,872 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-13 21:55:10,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:55:10,875 INFO L85 PathProgramCache]: Analyzing trace with hash 1836359351, now seen corresponding path program 1 times [2022-12-13 21:55:10,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:55:10,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [26370646] [2022-12-13 21:55:10,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:55:10,885 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:55:10,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:55:10,886 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:55:10,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-13 21:55:11,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:55:11,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-13 21:55:11,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:55:11,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:55:11,114 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:55:11,115 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:55:11,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [26370646] [2022-12-13 21:55:11,115 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [26370646] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:55:11,115 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:55:11,116 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 21:55:11,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145580072] [2022-12-13 21:55:11,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:55:11,120 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 21:55:11,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:55:11,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:55:11,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:55:11,142 INFO L87 Difference]: Start difference. First operand has 39 states, 25 states have (on average 1.36) internal successors, (34), 32 states have internal predecessors, (34), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 5 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:55:11,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:55:11,237 INFO L93 Difference]: Finished difference Result 39 states and 46 transitions. [2022-12-13 21:55:11,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:55:11,245 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2022-12-13 21:55:11,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:55:11,249 INFO L225 Difference]: With dead ends: 39 [2022-12-13 21:55:11,249 INFO L226 Difference]: Without dead ends: 28 [2022-12-13 21:55:11,251 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:55:11,254 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 24 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:55:11,254 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 57 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 21:55:11,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2022-12-13 21:55:11,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2022-12-13 21:55:11,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 23 states have internal predecessors, (25), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-13 21:55:11,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 31 transitions. [2022-12-13 21:55:11,279 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 31 transitions. Word has length 9 [2022-12-13 21:55:11,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:55:11,280 INFO L495 AbstractCegarLoop]: Abstraction has 28 states and 31 transitions. [2022-12-13 21:55:11,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:55:11,280 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2022-12-13 21:55:11,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-13 21:55:11,281 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:55:11,281 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:55:11,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-13 21:55:11,482 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:55:11,483 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-13 21:55:11,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:55:11,485 INFO L85 PathProgramCache]: Analyzing trace with hash 1092565081, now seen corresponding path program 1 times [2022-12-13 21:55:11,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:55:11,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [892524490] [2022-12-13 21:55:11,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:55:11,488 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:55:11,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:55:11,491 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:55:11,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-12-13 21:55:11,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:55:11,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-13 21:55:11,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:55:11,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:55:11,788 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:55:11,788 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:55:11,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [892524490] [2022-12-13 21:55:11,789 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [892524490] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:55:11,789 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:55:11,789 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 21:55:11,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244660240] [2022-12-13 21:55:11,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:55:11,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 21:55:11,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:55:11,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:55:11,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:55:11,792 INFO L87 Difference]: Start difference. First operand 28 states and 31 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:55:11,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:55:11,854 INFO L93 Difference]: Finished difference Result 28 states and 31 transitions. [2022-12-13 21:55:11,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:55:11,859 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2022-12-13 21:55:11,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:55:11,860 INFO L225 Difference]: With dead ends: 28 [2022-12-13 21:55:11,860 INFO L226 Difference]: Without dead ends: 27 [2022-12-13 21:55:11,860 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:55:11,861 INFO L413 NwaCegarLoop]: 28 mSDtfsCounter, 14 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:55:11,862 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 40 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 21:55:11,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2022-12-13 21:55:11,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2022-12-13 21:55:11,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 19 states have (on average 1.263157894736842) internal successors, (24), 22 states have internal predecessors, (24), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-13 21:55:11,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 30 transitions. [2022-12-13 21:55:11,867 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 30 transitions. Word has length 10 [2022-12-13 21:55:11,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:55:11,868 INFO L495 AbstractCegarLoop]: Abstraction has 27 states and 30 transitions. [2022-12-13 21:55:11,868 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:55:11,868 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-12-13 21:55:11,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-13 21:55:11,868 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:55:11,868 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:55:11,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-12-13 21:55:12,069 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:55:12,070 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-13 21:55:12,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:55:12,073 INFO L85 PathProgramCache]: Analyzing trace with hash -186279198, now seen corresponding path program 1 times [2022-12-13 21:55:12,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:55:12,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1356961591] [2022-12-13 21:55:12,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:55:12,077 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:55:12,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:55:12,081 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:55:12,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-12-13 21:55:12,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:55:12,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 21:55:12,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:55:12,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:55:12,371 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:55:12,371 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:55:12,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1356961591] [2022-12-13 21:55:12,371 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1356961591] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:55:12,371 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:55:12,371 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 21:55:12,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954739796] [2022-12-13 21:55:12,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:55:12,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 21:55:12,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:55:12,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 21:55:12,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 21:55:12,373 INFO L87 Difference]: Start difference. First operand 27 states and 30 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) [2022-12-13 21:55:12,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:55:12,631 INFO L93 Difference]: Finished difference Result 28 states and 31 transitions. [2022-12-13 21:55:12,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 21:55:12,636 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 20 [2022-12-13 21:55:12,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:55:12,636 INFO L225 Difference]: With dead ends: 28 [2022-12-13 21:55:12,636 INFO L226 Difference]: Without dead ends: 27 [2022-12-13 21:55:12,636 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 21:55:12,637 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 3 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 21:55:12,637 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 71 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 21:55:12,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2022-12-13 21:55:12,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 26. [2022-12-13 21:55:12,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 21 states have internal predecessors, (23), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-13 21:55:12,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 29 transitions. [2022-12-13 21:55:12,641 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 29 transitions. Word has length 20 [2022-12-13 21:55:12,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:55:12,641 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 29 transitions. [2022-12-13 21:55:12,641 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) [2022-12-13 21:55:12,641 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2022-12-13 21:55:12,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-13 21:55:12,642 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:55:12,642 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:55:12,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2022-12-13 21:55:12,843 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:55:12,844 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-13 21:55:12,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:55:12,846 INFO L85 PathProgramCache]: Analyzing trace with hash -1479683738, now seen corresponding path program 1 times [2022-12-13 21:55:12,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:55:12,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1239068688] [2022-12-13 21:55:12,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:55:12,849 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:55:12,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:55:12,852 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:55:12,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-12-13 21:55:13,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:55:13,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 21:55:13,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:55:13,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:55:13,106 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:55:13,106 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:55:13,106 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1239068688] [2022-12-13 21:55:13,107 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1239068688] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:55:13,107 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:55:13,107 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 21:55:13,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729770264] [2022-12-13 21:55:13,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:55:13,107 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 21:55:13,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:55:13,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:55:13,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:55:13,108 INFO L87 Difference]: Start difference. First operand 26 states and 29 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 21:55:13,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:55:13,125 INFO L93 Difference]: Finished difference Result 31 states and 33 transitions. [2022-12-13 21:55:13,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:55:13,126 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 21 [2022-12-13 21:55:13,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:55:13,126 INFO L225 Difference]: With dead ends: 31 [2022-12-13 21:55:13,126 INFO L226 Difference]: Without dead ends: 26 [2022-12-13 21:55:13,127 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:55:13,128 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 0 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:55:13,128 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 53 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 21:55:13,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-12-13 21:55:13,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-12-13 21:55:13,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 21 states have internal predecessors, (22), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-13 21:55:13,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 28 transitions. [2022-12-13 21:55:13,132 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 28 transitions. Word has length 21 [2022-12-13 21:55:13,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:55:13,132 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 28 transitions. [2022-12-13 21:55:13,133 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 21:55:13,133 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2022-12-13 21:55:13,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-13 21:55:13,133 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:55:13,133 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:55:13,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-12-13 21:55:13,334 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:55:13,335 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-13 21:55:13,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:55:13,337 INFO L85 PathProgramCache]: Analyzing trace with hash 1374319460, now seen corresponding path program 1 times [2022-12-13 21:55:13,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:55:13,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1993601418] [2022-12-13 21:55:13,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:55:13,339 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:55:13,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:55:13,342 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:55:13,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-12-13 21:56:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:56:10,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 21:56:10,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:56:11,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:56:11,831 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:56:11,831 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:56:11,831 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1993601418] [2022-12-13 21:56:11,831 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1993601418] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:56:11,831 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:56:11,832 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 21:56:11,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947962239] [2022-12-13 21:56:11,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:56:11,832 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 21:56:11,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:56:11,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 21:56:11,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 21:56:11,833 INFO L87 Difference]: Start difference. First operand 26 states and 28 transitions. Second operand has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 21:56:14,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-12-13 21:56:14,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:56:14,646 INFO L93 Difference]: Finished difference Result 26 states and 28 transitions. [2022-12-13 21:56:14,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 21:56:14,651 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 22 [2022-12-13 21:56:14,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:56:14,651 INFO L225 Difference]: With dead ends: 26 [2022-12-13 21:56:14,651 INFO L226 Difference]: Without dead ends: 25 [2022-12-13 21:56:14,652 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:56:14,652 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 2 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-12-13 21:56:14,652 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 86 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-12-13 21:56:14,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-12-13 21:56:14,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2022-12-13 21:56:14,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 19 states have (on average 1.105263157894737) internal successors, (21), 20 states have internal predecessors, (21), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-13 21:56:14,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 27 transitions. [2022-12-13 21:56:14,655 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 27 transitions. Word has length 22 [2022-12-13 21:56:14,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:56:14,655 INFO L495 AbstractCegarLoop]: Abstraction has 25 states and 27 transitions. [2022-12-13 21:56:14,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 21:56:14,655 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2022-12-13 21:56:14,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-13 21:56:14,656 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:56:14,656 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:56:14,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2022-12-13 21:56:14,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:56:14,857 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-13 21:56:14,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:56:14,859 INFO L85 PathProgramCache]: Analyzing trace with hash -345769624, now seen corresponding path program 1 times [2022-12-13 21:56:14,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:56:14,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1920790432] [2022-12-13 21:56:14,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:56:14,863 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:56:14,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:56:14,866 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:56:14,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-12-13 21:57:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:57:12,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 21:57:12,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:57:13,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:57:13,651 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:57:13,651 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:57:13,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1920790432] [2022-12-13 21:57:13,651 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1920790432] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:57:13,651 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:57:13,651 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 21:57:13,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789029588] [2022-12-13 21:57:13,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:57:13,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 21:57:13,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:57:13,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 21:57:13,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 21:57:13,653 INFO L87 Difference]: Start difference. First operand 25 states and 27 transitions. Second operand has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 21:57:14,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:57:14,593 INFO L93 Difference]: Finished difference Result 25 states and 27 transitions. [2022-12-13 21:57:14,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 21:57:14,597 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 23 [2022-12-13 21:57:14,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:57:14,598 INFO L225 Difference]: With dead ends: 25 [2022-12-13 21:57:14,598 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 21:57:14,598 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:57:14,598 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 1 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:57:14,599 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 86 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 21:57:14,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 21:57:14,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 21:57:14,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:57:14,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 21:57:14,599 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2022-12-13 21:57:14,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:57:14,599 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 21:57:14,600 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 21:57:14,600 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 21:57:14,600 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 21:57:14,601 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 5 remaining) [2022-12-13 21:57:14,602 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 5 remaining) [2022-12-13 21:57:14,602 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 5 remaining) [2022-12-13 21:57:14,602 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 5 remaining) [2022-12-13 21:57:14,602 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 5 remaining) [2022-12-13 21:57:14,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2022-12-13 21:57:14,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:57:14,806 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-13 21:57:14,894 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2022-12-13 21:57:14,894 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-12-13 21:57:14,894 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-12-13 21:57:14,894 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-12-13 21:57:14,894 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2022-12-13 21:57:14,894 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-12-13 21:57:14,894 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-12-13 21:57:14,894 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1886) no Hoare annotation was computed. [2022-12-13 21:57:14,894 INFO L895 garLoopResultBuilder]: At program point L1877(line 1877) the Hoare annotation is: (= (concat (concat (concat (_ bv0 8) (_ bv0 8)) (_ bv0 8)) (_ bv2 8)) |ULTIMATE.start_CWE190_Integer_Overflow__int_fgets_square_64b_goodG2BSink_~data~2#1|) [2022-12-13 21:57:14,894 INFO L899 garLoopResultBuilder]: For program point L1877-1(lines 1871 1879) no Hoare annotation was computed. [2022-12-13 21:57:14,894 INFO L895 garLoopResultBuilder]: At program point main_returnLabel#1(lines 1863 1870) the Hoare annotation is: (exists ((v_ArrVal_33 (_ BitVec 8)) (v_ArrVal_34 (_ BitVec 8)) (v_ArrVal_36 (_ BitVec 8))) (= |ULTIMATE.start_CWE190_Integer_Overflow__int_fgets_square_64b_goodG2BSink_~data~2#1| (concat (concat (concat ((_ extract 31 24) (_ bv2 32)) v_ArrVal_34) v_ArrVal_33) v_ArrVal_36))) [2022-12-13 21:57:14,895 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-13 21:57:14,895 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1876) no Hoare annotation was computed. [2022-12-13 21:57:14,895 INFO L899 garLoopResultBuilder]: For program point L1886(line 1886) no Hoare annotation was computed. [2022-12-13 21:57:14,895 INFO L895 garLoopResultBuilder]: At program point L1853(line 1853) the Hoare annotation is: (= (concat (concat (concat (_ bv0 8) (_ bv0 8)) (_ bv0 8)) (_ bv2 8)) |ULTIMATE.start_CWE190_Integer_Overflow__int_fgets_square_64b_goodG2BSink_~data~2#1|) [2022-12-13 21:57:14,895 INFO L899 garLoopResultBuilder]: For program point L1886-1(line 1886) no Hoare annotation was computed. [2022-12-13 21:57:14,895 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1886) no Hoare annotation was computed. [2022-12-13 21:57:14,895 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-13 21:57:14,895 INFO L899 garLoopResultBuilder]: For program point L1853-1(lines 1847 1854) no Hoare annotation was computed. [2022-12-13 21:57:14,895 INFO L899 garLoopResultBuilder]: For program point L1841(lines 1841 1857) no Hoare annotation was computed. [2022-12-13 21:57:14,895 INFO L902 garLoopResultBuilder]: At program point L1866(line 1866) the Hoare annotation is: true [2022-12-13 21:57:14,895 INFO L899 garLoopResultBuilder]: For program point L1866-1(line 1866) no Hoare annotation was computed. [2022-12-13 21:57:14,895 INFO L899 garLoopResultBuilder]: For program point L1833(lines 1833 1839) no Hoare annotation was computed. [2022-12-13 21:57:14,895 INFO L895 garLoopResultBuilder]: At program point L1891(line 1891) the Hoare annotation is: (exists ((v_ArrVal_33 (_ BitVec 8)) (v_ArrVal_34 (_ BitVec 8)) (v_ArrVal_36 (_ BitVec 8))) (= |ULTIMATE.start_CWE190_Integer_Overflow__int_fgets_square_64b_goodG2BSink_~data~2#1| (concat (concat (concat ((_ extract 31 24) (_ bv2 32)) v_ArrVal_34) v_ArrVal_33) v_ArrVal_36))) [2022-12-13 21:57:14,895 INFO L899 garLoopResultBuilder]: For program point L1891-1(lines 1880 1893) no Hoare annotation was computed. [2022-12-13 21:57:14,895 INFO L899 garLoopResultBuilder]: For program point L1858(lines 1858 1862) no Hoare annotation was computed. [2022-12-13 21:57:14,895 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1876) no Hoare annotation was computed. [2022-12-13 21:57:14,896 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-13 21:57:14,896 INFO L895 garLoopResultBuilder]: At program point L1887(line 1887) the Hoare annotation is: (exists ((v_ArrVal_33 (_ BitVec 8)) (v_ArrVal_34 (_ BitVec 8)) (v_ArrVal_36 (_ BitVec 8))) (= |ULTIMATE.start_CWE190_Integer_Overflow__int_fgets_square_64b_goodG2BSink_~data~2#1| (concat (concat (concat ((_ extract 31 24) (_ bv2 32)) v_ArrVal_34) v_ArrVal_33) v_ArrVal_36))) [2022-12-13 21:57:14,896 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-13 21:57:14,896 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1884) no Hoare annotation was computed. [2022-12-13 21:57:14,896 INFO L899 garLoopResultBuilder]: For program point L1884(line 1884) no Hoare annotation was computed. [2022-12-13 21:57:14,896 INFO L899 garLoopResultBuilder]: For program point L1884-1(line 1884) no Hoare annotation was computed. [2022-12-13 21:57:14,896 INFO L899 garLoopResultBuilder]: For program point L1884-3(lines 1884 1892) no Hoare annotation was computed. [2022-12-13 21:57:14,896 INFO L899 garLoopResultBuilder]: For program point L1847(lines 1847 1854) no Hoare annotation was computed. [2022-12-13 21:57:14,896 INFO L899 garLoopResultBuilder]: For program point L1876(line 1876) no Hoare annotation was computed. [2022-12-13 21:57:14,896 INFO L899 garLoopResultBuilder]: For program point L1876-1(line 1876) no Hoare annotation was computed. [2022-12-13 21:57:14,896 INFO L895 garLoopResultBuilder]: At program point L1868(line 1868) the Hoare annotation is: (exists ((v_ArrVal_33 (_ BitVec 8)) (v_ArrVal_34 (_ BitVec 8)) (v_ArrVal_36 (_ BitVec 8))) (= |ULTIMATE.start_CWE190_Integer_Overflow__int_fgets_square_64b_goodG2BSink_~data~2#1| (concat (concat (concat ((_ extract 31 24) (_ bv2 32)) v_ArrVal_34) v_ArrVal_33) v_ArrVal_36))) [2022-12-13 21:57:14,896 INFO L899 garLoopResultBuilder]: For program point L1868-1(line 1868) no Hoare annotation was computed. [2022-12-13 21:57:14,898 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-12-13 21:57:14,900 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 21:57:14,903 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_34,QUANTIFIED] [2022-12-13 21:57:14,904 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_33,QUANTIFIED] [2022-12-13 21:57:14,904 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_36,QUANTIFIED] [2022-12-13 21:57:14,908 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_34,QUANTIFIED] [2022-12-13 21:57:14,908 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_33,QUANTIFIED] [2022-12-13 21:57:14,908 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_36,QUANTIFIED] [2022-12-13 21:57:14,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 09:57:14 BoogieIcfgContainer [2022-12-13 21:57:14,908 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 21:57:14,909 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 21:57:14,909 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 21:57:14,909 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 21:57:14,909 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:55:10" (3/4) ... [2022-12-13 21:57:14,911 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 21:57:14,915 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-13 21:57:14,915 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-13 21:57:14,918 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2022-12-13 21:57:14,918 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-12-13 21:57:14,918 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-13 21:57:14,918 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 21:57:14,938 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_ArrVal_33 : bv8, v_ArrVal_34 : bv8, v_ArrVal_36 : bv8 :: data == 2bv32[31:24] ++ v_ArrVal_34 ++ v_ArrVal_33 ++ v_ArrVal_36) [2022-12-13 21:57:14,955 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 21:57:14,955 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 21:57:14,956 INFO L158 Benchmark]: Toolchain (without parser) took 129405.49ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 43.0MB in the beginning and 55.6MB in the end (delta: -12.6MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2022-12-13 21:57:14,956 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 71.3MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:57:14,956 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1773.47ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 42.8MB in the beginning and 32.0MB in the end (delta: 10.8MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. [2022-12-13 21:57:14,957 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.57ms. Allocated memory is still 90.2MB. Free memory was 32.0MB in the beginning and 60.2MB in the end (delta: -28.2MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2022-12-13 21:57:14,957 INFO L158 Benchmark]: Boogie Preprocessor took 36.84ms. Allocated memory is still 90.2MB. Free memory was 60.2MB in the beginning and 58.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 21:57:14,957 INFO L158 Benchmark]: RCFGBuilder took 3380.13ms. Allocated memory is still 90.2MB. Free memory was 58.1MB in the beginning and 37.9MB in the end (delta: 20.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 21:57:14,958 INFO L158 Benchmark]: TraceAbstraction took 124115.54ms. Allocated memory is still 90.2MB. Free memory was 37.1MB in the beginning and 40.4MB in the end (delta: -3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:57:14,958 INFO L158 Benchmark]: Witness Printer took 46.53ms. Allocated memory is still 90.2MB. Free memory was 40.4MB in the beginning and 55.6MB in the end (delta: -15.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 21:57:14,960 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 71.3MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1773.47ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 42.8MB in the beginning and 32.0MB in the end (delta: 10.8MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.57ms. Allocated memory is still 90.2MB. Free memory was 32.0MB in the beginning and 60.2MB in the end (delta: -28.2MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.84ms. Allocated memory is still 90.2MB. Free memory was 60.2MB in the beginning and 58.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3380.13ms. Allocated memory is still 90.2MB. Free memory was 58.1MB in the beginning and 37.9MB in the end (delta: 20.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 124115.54ms. Allocated memory is still 90.2MB. Free memory was 37.1MB in the beginning and 40.4MB in the end (delta: -3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 46.53ms. Allocated memory is still 90.2MB. Free memory was 40.4MB in the beginning and 55.6MB in the end (delta: -15.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_36,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1876]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1876]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1884]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1886]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1886]: 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, 39 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 124.1s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 51 SdHoareTripleChecker+Valid, 2.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 44 mSDsluCounter, 393 SdHoareTripleChecker+Invalid, 2.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 222 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 49 IncrementalHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 171 mSDtfsCounter, 49 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 102 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=39occurred in iteration=0, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 13 PreInvPairs, 13 NumberOfFragments, 65 HoareAnnotationTreeSize, 13 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 32 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 114.7s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 105 NumberOfCodeBlocks, 105 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 99 ConstructedInterpolants, 6 QuantifiedInterpolants, 396 SizeOfPredicates, 24 NumberOfNonLiveVariables, 910 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 1863]: Loop Invariant [2022-12-13 21:57:14,965 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_34,QUANTIFIED] [2022-12-13 21:57:14,966 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_33,QUANTIFIED] [2022-12-13 21:57:14,966 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_36,QUANTIFIED] [2022-12-13 21:57:14,966 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_34,QUANTIFIED] [2022-12-13 21:57:14,966 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_33,QUANTIFIED] [2022-12-13 21:57:14,966 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_36,QUANTIFIED] Derived loop invariant: (\exists v_ArrVal_33 : bv8, v_ArrVal_34 : bv8, v_ArrVal_36 : bv8 :: data == 2bv32[31:24] ++ v_ArrVal_34 ++ v_ArrVal_33 ++ v_ArrVal_36) RESULT: Ultimate proved your program to be correct! [2022-12-13 21:57:15,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc22516-59ed-4879-a434-62af0fd9a73f/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE