./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_18_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_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_18_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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_54df591b-65d1-49e0-83e3-15a395acd8f6/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 e87e888676c5aff2dd0cd9242a75a9a9ba2d034e52e2dfb9c98afe07719cd402 --- 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 22:22:26,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 22:22:26,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 22:22:26,553 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 22:22:26,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 22:22:26,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 22:22:26,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 22:22:26,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 22:22:26,559 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 22:22:26,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 22:22:26,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 22:22:26,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 22:22:26,562 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 22:22:26,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 22:22:26,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 22:22:26,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 22:22:26,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 22:22:26,566 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 22:22:26,568 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 22:22:26,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 22:22:26,571 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 22:22:26,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 22:22:26,573 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 22:22:26,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 22:22:26,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 22:22:26,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 22:22:26,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 22:22:26,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 22:22:26,579 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 22:22:26,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 22:22:26,580 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 22:22:26,581 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 22:22:26,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 22:22:26,583 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 22:22:26,583 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 22:22:26,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 22:22:26,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 22:22:26,584 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 22:22:26,584 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 22:22:26,585 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 22:22:26,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 22:22:26,586 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-12-13 22:22:26,606 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 22:22:26,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 22:22:26,606 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 22:22:26,607 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 22:22:26,607 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 22:22:26,615 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 22:22:26,616 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 22:22:26,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 22:22:26,616 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 22:22:26,617 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 22:22:26,617 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 22:22:26,617 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 22:22:26,617 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 22:22:26,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 22:22:26,618 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 22:22:26,618 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 22:22:26,618 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 22:22:26,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 22:22:26,618 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 22:22:26,619 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 22:22:26,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 22:22:26,619 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 22:22:26,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 22:22:26,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 22:22:26,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 22:22:26,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 22:22:26,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 22:22:26,620 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 22:22:26,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 22:22:26,620 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 22:22:26,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 22:22:26,621 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 22:22:26,621 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 22:22:26,621 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 22:22:26,621 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_54df591b-65d1-49e0-83e3-15a395acd8f6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e87e888676c5aff2dd0cd9242a75a9a9ba2d034e52e2dfb9c98afe07719cd402 [2022-12-13 22:22:26,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 22:22:26,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 22:22:26,821 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 22:22:26,822 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 22:22:26,823 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 22:22:26,824 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_18_good.i [2022-12-13 22:22:29,332 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 22:22:29,547 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 22:22:29,547 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_18_good.i [2022-12-13 22:22:29,563 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/data/4a3e6120c/be5d882e264047b4a35bef6955e2ea9a/FLAGd8cef89c2 [2022-12-13 22:22:29,577 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/data/4a3e6120c/be5d882e264047b4a35bef6955e2ea9a [2022-12-13 22:22:29,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 22:22:29,581 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 22:22:29,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 22:22:29,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 22:22:29,586 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 22:22:29,586 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:22:29" (1/1) ... [2022-12-13 22:22:29,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@751bd69e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:22:29, skipping insertion in model container [2022-12-13 22:22:29,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:22:29" (1/1) ... [2022-12-13 22:22:29,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 22:22:29,649 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 22:22:30,022 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 22:22:30,480 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 22:22:30,484 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 22:22:30,485 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 22:22:30,492 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 22:22:30,493 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 22:22:30,842 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:1874) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:202) 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 22:22:30,846 INFO L158 Benchmark]: Toolchain (without parser) took 1263.75ms. Allocated memory was 111.1MB in the beginning and 148.9MB in the end (delta: 37.7MB). Free memory was 67.1MB in the beginning and 114.2MB in the end (delta: -47.1MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2022-12-13 22:22:30,846 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 111.1MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 22:22:30,847 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1261.65ms. Allocated memory was 111.1MB in the beginning and 148.9MB in the end (delta: 37.7MB). Free memory was 66.8MB in the beginning and 114.2MB in the end (delta: -47.4MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2022-12-13 22:22:30,848 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 111.1MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1261.65ms. Allocated memory was 111.1MB in the beginning and 148.9MB in the end (delta: 37.7MB). Free memory was 66.8MB in the beginning and 114.2MB in the end (delta: -47.4MB). Peak memory consumption was 30.8MB. 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_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_18_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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_54df591b-65d1-49e0-83e3-15a395acd8f6/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 e87e888676c5aff2dd0cd9242a75a9a9ba2d034e52e2dfb9c98afe07719cd402 --- 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 22:22:32,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 22:22:32,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 22:22:32,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 22:22:32,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 22:22:32,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 22:22:32,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 22:22:32,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 22:22:32,177 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 22:22:32,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 22:22:32,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 22:22:32,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 22:22:32,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 22:22:32,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 22:22:32,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 22:22:32,186 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 22:22:32,187 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 22:22:32,189 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 22:22:32,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 22:22:32,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 22:22:32,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 22:22:32,198 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 22:22:32,199 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 22:22:32,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 22:22:32,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 22:22:32,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 22:22:32,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 22:22:32,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 22:22:32,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 22:22:32,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 22:22:32,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 22:22:32,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 22:22:32,211 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 22:22:32,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 22:22:32,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 22:22:32,213 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 22:22:32,213 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 22:22:32,213 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 22:22:32,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 22:22:32,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 22:22:32,215 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 22:22:32,216 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-12-13 22:22:32,230 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 22:22:32,230 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 22:22:32,230 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 22:22:32,231 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 22:22:32,231 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 22:22:32,231 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 22:22:32,232 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 22:22:32,232 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 22:22:32,232 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 22:22:32,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 22:22:32,232 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 22:22:32,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 22:22:32,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 22:22:32,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 22:22:32,233 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 22:22:32,233 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 22:22:32,233 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 22:22:32,233 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 22:22:32,233 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 22:22:32,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 22:22:32,233 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 22:22:32,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 22:22:32,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 22:22:32,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 22:22:32,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 22:22:32,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 22:22:32,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 22:22:32,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 22:22:32,235 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 22:22:32,235 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 22:22:32,235 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 22:22:32,235 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 22:22:32,235 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 22:22:32,236 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 22:22:32,236 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 22:22:32,236 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 22:22:32,236 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 22:22:32,236 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_54df591b-65d1-49e0-83e3-15a395acd8f6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e87e888676c5aff2dd0cd9242a75a9a9ba2d034e52e2dfb9c98afe07719cd402 [2022-12-13 22:22:32,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 22:22:32,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 22:22:32,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 22:22:32,463 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 22:22:32,463 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 22:22:32,464 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_18_good.i [2022-12-13 22:22:35,041 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 22:22:35,342 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 22:22:35,342 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_18_good.i [2022-12-13 22:22:35,360 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/data/99f9f2e40/ead20b5f4db74d0688b70015b0c9f7ae/FLAG3bd4379be [2022-12-13 22:22:35,371 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/data/99f9f2e40/ead20b5f4db74d0688b70015b0c9f7ae [2022-12-13 22:22:35,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 22:22:35,374 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 22:22:35,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 22:22:35,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 22:22:35,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 22:22:35,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:22:35" (1/1) ... [2022-12-13 22:22:35,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5689dae0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:22:35, skipping insertion in model container [2022-12-13 22:22:35,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:22:35" (1/1) ... [2022-12-13 22:22:35,384 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 22:22:35,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 22:22:35,736 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 22:22:36,076 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 22:22:36,080 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 22:22:36,081 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 22:22:36,083 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 22:22:36,084 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 22:22:36,390 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 22:22:36,391 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 22:22:36,400 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 22:22:36,413 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 22:22:36,443 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 22:22:36,444 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 22:22:36,445 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 22:22:36,446 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 22:22:36,447 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 22:22:36,456 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 22:22:36,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 22:22:36,667 INFO L208 MainTranslator]: Completed translation [2022-12-13 22:22:36,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:22:36 WrapperNode [2022-12-13 22:22:36,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 22:22:36,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 22:22:36,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 22:22:36,668 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 22:22:36,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:22:36" (1/1) ... [2022-12-13 22:22:36,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:22:36" (1/1) ... [2022-12-13 22:22:36,722 INFO L138 Inliner]: procedures = 944, calls = 67, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 76 [2022-12-13 22:22:36,722 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 22:22:36,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 22:22:36,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 22:22:36,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 22:22:36,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:22:36" (1/1) ... [2022-12-13 22:22:36,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:22:36" (1/1) ... [2022-12-13 22:22:36,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:22:36" (1/1) ... [2022-12-13 22:22:36,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:22:36" (1/1) ... [2022-12-13 22:22:36,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:22:36" (1/1) ... [2022-12-13 22:22:36,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:22:36" (1/1) ... [2022-12-13 22:22:36,748 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:22:36" (1/1) ... [2022-12-13 22:22:36,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:22:36" (1/1) ... [2022-12-13 22:22:36,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 22:22:36,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 22:22:36,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 22:22:36,753 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 22:22:36,753 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:22:36" (1/1) ... [2022-12-13 22:22:36,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 22:22:36,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:22:36,773 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 22:22:36,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 22:22:36,802 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-13 22:22:36,802 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-13 22:22:36,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 22:22:36,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 22:22:36,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 22:22:36,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 22:22:36,802 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 22:22:36,802 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 22:22:36,803 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 22:22:36,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 22:22:36,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 22:22:36,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-13 22:22:36,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-13 22:22:36,931 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 22:22:36,934 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 22:22:39,367 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 22:22:39,373 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 22:22:39,373 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 22:22:39,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:22:39 BoogieIcfgContainer [2022-12-13 22:22:39,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 22:22:39,378 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 22:22:39,378 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 22:22:39,380 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 22:22:39,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 10:22:35" (1/3) ... [2022-12-13 22:22:39,380 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f14e501 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 10:22:39, skipping insertion in model container [2022-12-13 22:22:39,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:22:36" (2/3) ... [2022-12-13 22:22:39,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f14e501 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 10:22:39, skipping insertion in model container [2022-12-13 22:22:39,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:22:39" (3/3) ... [2022-12-13 22:22:39,382 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_square_18_good.i [2022-12-13 22:22:39,395 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 22:22:39,395 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2022-12-13 22:22:39,431 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 22:22:39,436 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;@1ed9266f, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 22:22:39,437 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-13 22:22:39,439 INFO L276 IsEmpty]: Start isEmpty. Operand has 38 states, 25 states have (on average 1.32) internal successors, (33), 31 states have internal predecessors, (33), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2022-12-13 22:22:39,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-13 22:22:39,445 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:22:39,445 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:22:39,445 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 22:22:39,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:22:39,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1808289983, now seen corresponding path program 1 times [2022-12-13 22:22:39,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 22:22:39,459 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1523588699] [2022-12-13 22:22:39,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:22:39,460 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 22:22:39,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 22:22:39,461 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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 22:22:39,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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 22:22:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:39,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 22:22:39,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:22:39,707 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-12-13 22:22:39,721 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 22:22:39,721 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 22:22:39,722 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 22:22:39,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1523588699] [2022-12-13 22:22:39,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1523588699] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:22:39,723 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:22:39,723 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:22:39,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559025566] [2022-12-13 22:22:39,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:22:39,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 22:22:39,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 22:22:39,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 22:22:39,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 22:22:39,758 INFO L87 Difference]: Start difference. First operand has 38 states, 25 states have (on average 1.32) internal successors, (33), 31 states have internal predecessors, (33), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 22:22:39,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:22:39,847 INFO L93 Difference]: Finished difference Result 39 states and 45 transitions. [2022-12-13 22:22:39,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 22:22:39,850 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-12-13 22:22:39,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:22:39,856 INFO L225 Difference]: With dead ends: 39 [2022-12-13 22:22:39,856 INFO L226 Difference]: Without dead ends: 30 [2022-12-13 22:22:39,858 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 22:22:39,861 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 3 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 107 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 22:22:39,862 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 107 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 22:22:39,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2022-12-13 22:22:39,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 29. [2022-12-13 22:22:39,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 20 states have (on average 1.3) internal successors, (26), 24 states have internal predecessors, (26), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-13 22:22:39,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 32 transitions. [2022-12-13 22:22:39,888 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 32 transitions. Word has length 12 [2022-12-13 22:22:39,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:22:39,889 INFO L495 AbstractCegarLoop]: Abstraction has 29 states and 32 transitions. [2022-12-13 22:22:39,889 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 22:22:39,889 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2022-12-13 22:22:39,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-13 22:22:39,890 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:22:39,890 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:22:39,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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 22:22:40,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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 22:22:40,092 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 22:22:40,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:22:40,096 INFO L85 PathProgramCache]: Analyzing trace with hash -222410534, now seen corresponding path program 1 times [2022-12-13 22:22:40,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 22:22:40,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1149119985] [2022-12-13 22:22:40,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:22:40,100 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 22:22:40,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 22:22:40,105 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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 22:22:40,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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 22:22:40,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:40,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 22:22:40,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:22:40,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 22:22:40,241 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 22:22:40,242 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 22:22:40,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1149119985] [2022-12-13 22:22:40,242 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1149119985] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:22:40,242 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:22:40,242 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:22:40,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771275912] [2022-12-13 22:22:40,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:22:40,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:22:40,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 22:22:40,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:22:40,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:22:40,245 INFO L87 Difference]: Start difference. First operand 29 states and 32 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 22:22:40,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:22:40,269 INFO L93 Difference]: Finished difference Result 45 states and 48 transitions. [2022-12-13 22:22:40,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:22:40,269 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2022-12-13 22:22:40,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:22:40,270 INFO L225 Difference]: With dead ends: 45 [2022-12-13 22:22:40,270 INFO L226 Difference]: Without dead ends: 30 [2022-12-13 22:22:40,271 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 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 22:22:40,271 INFO L413 NwaCegarLoop]: 31 mSDtfsCounter, 0 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 22:22:40,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 56 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 22:22:40,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2022-12-13 22:22:40,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2022-12-13 22:22:40,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 21 states have (on average 1.2857142857142858) internal successors, (27), 25 states have internal predecessors, (27), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-13 22:22:40,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 33 transitions. [2022-12-13 22:22:40,276 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 33 transitions. Word has length 13 [2022-12-13 22:22:40,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:22:40,277 INFO L495 AbstractCegarLoop]: Abstraction has 30 states and 33 transitions. [2022-12-13 22:22:40,277 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 22:22:40,277 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2022-12-13 22:22:40,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-13 22:22:40,277 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:22:40,277 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:22:40,287 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-12-13 22:22:40,478 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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 22:22:40,479 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-13 22:22:40,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:22:40,480 INFO L85 PathProgramCache]: Analyzing trace with hash 1695083107, now seen corresponding path program 1 times [2022-12-13 22:22:40,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 22:22:40,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1643028442] [2022-12-13 22:22:40,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:22:40,481 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 22:22:40,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 22:22:40,482 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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 22:22:40,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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 22:23:49,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:49,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-13 22:23:49,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:23:50,232 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 41 [2022-12-13 22:23:50,543 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 22:23:50,543 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 22:23:50,544 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 22:23:50,544 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1643028442] [2022-12-13 22:23:50,544 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1643028442] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:23:50,544 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:23:50,544 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 22:23:50,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943032409] [2022-12-13 22:23:50,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:23:50,545 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 22:23:50,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 22:23:50,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 22:23:50,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 22:23:50,545 INFO L87 Difference]: Start difference. First operand 30 states and 33 transitions. Second operand has 5 states, 4 states have (on average 3.0) internal successors, (12), 5 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 22:23:53,402 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 22:23:53,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:23:53,509 INFO L93 Difference]: Finished difference Result 30 states and 33 transitions. [2022-12-13 22:23:53,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 22:23:53,510 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.0) internal successors, (12), 5 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-12-13 22:23:53,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:23:53,510 INFO L225 Difference]: With dead ends: 30 [2022-12-13 22:23:53,510 INFO L226 Difference]: Without dead ends: 29 [2022-12-13 22:23:53,511 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 10 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 22:23:53,511 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 2 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-12-13 22:23:53,512 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 88 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2022-12-13 22:23:53,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2022-12-13 22:23:53,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2022-12-13 22:23:53,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 21 states have (on average 1.2380952380952381) internal successors, (26), 24 states have internal predecessors, (26), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-13 22:23:53,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 32 transitions. [2022-12-13 22:23:53,515 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 32 transitions. Word has length 14 [2022-12-13 22:23:53,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:23:53,515 INFO L495 AbstractCegarLoop]: Abstraction has 29 states and 32 transitions. [2022-12-13 22:23:53,515 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.0) internal successors, (12), 5 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 22:23:53,515 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2022-12-13 22:23:53,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-13 22:23:53,516 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:23:53,516 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:23:53,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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 22:23:53,716 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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 22:23:53,718 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-13 22:23:53,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:23:53,719 INFO L85 PathProgramCache]: Analyzing trace with hash 1007968828, now seen corresponding path program 1 times [2022-12-13 22:23:53,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 22:23:53,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1784098906] [2022-12-13 22:23:53,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:23:53,722 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 22:23:53,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 22:23:53,725 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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 22:23:53,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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 22:24:53,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:53,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-13 22:24:53,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:24:54,923 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 41 [2022-12-13 22:24:55,215 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 22:24:55,216 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 22:24:55,216 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 22:24:55,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1784098906] [2022-12-13 22:24:55,216 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1784098906] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:24:55,216 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:24:55,216 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 22:24:55,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521084699] [2022-12-13 22:24:55,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:24:55,217 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 22:24:55,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 22:24:55,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 22:24:55,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 22:24:55,218 INFO L87 Difference]: Start difference. First operand 29 states and 32 transitions. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 22:24:56,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:24:56,363 INFO L93 Difference]: Finished difference Result 29 states and 32 transitions. [2022-12-13 22:24:56,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 22:24:56,364 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2022-12-13 22:24:56,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:24:56,365 INFO L225 Difference]: With dead ends: 29 [2022-12-13 22:24:56,365 INFO L226 Difference]: Without dead ends: 28 [2022-12-13 22:24:56,365 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 22:24:56,366 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 1 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-13 22:24:56,366 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 88 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-13 22:24:56,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2022-12-13 22:24:56,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2022-12-13 22:24:56,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 21 states have (on average 1.1904761904761905) 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), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-13 22:24:56,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 31 transitions. [2022-12-13 22:24:56,370 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 31 transitions. Word has length 15 [2022-12-13 22:24:56,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:24:56,371 INFO L495 AbstractCegarLoop]: Abstraction has 28 states and 31 transitions. [2022-12-13 22:24:56,371 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 5 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 22:24:56,371 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2022-12-13 22:24:56,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-13 22:24:56,372 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:24:56,372 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:24:56,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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 22:24:56,573 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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 22:24:56,574 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 22:24:56,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:24:56,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1330515444, now seen corresponding path program 1 times [2022-12-13 22:24:56,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 22:24:56,577 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1653958890] [2022-12-13 22:24:56,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:24:56,578 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 22:24:56,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 22:24:56,581 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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 22:24:56,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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 22:24:56,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:56,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 22:24:56,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:24:56,749 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 22:24:56,750 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 22:24:56,750 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 22:24:56,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1653958890] [2022-12-13 22:24:56,750 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1653958890] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:24:56,750 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:24:56,750 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 22:24:56,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509587927] [2022-12-13 22:24:56,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:24:56,751 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 22:24:56,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 22:24:56,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:24:56,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:24:56,752 INFO L87 Difference]: Start difference. First operand 28 states and 31 transitions. Second operand has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 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 22:24:56,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:24:56,822 INFO L93 Difference]: Finished difference Result 28 states and 31 transitions. [2022-12-13 22:24:56,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:24:56,826 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 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 22:24:56,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:24:56,826 INFO L225 Difference]: With dead ends: 28 [2022-12-13 22:24:56,826 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 22:24:56,827 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 22:24:56,827 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 1 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:24:56,828 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 52 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 22:24:56,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 22:24:56,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 22:24:56,828 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 22:24:56,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 22:24:56,829 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2022-12-13 22:24:56,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:24:56,829 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 22:24:56,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 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 22:24:56,829 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 22:24:56,829 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 22:24:56,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 5 remaining) [2022-12-13 22:24:56,832 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 5 remaining) [2022-12-13 22:24:56,832 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 5 remaining) [2022-12-13 22:24:56,832 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 5 remaining) [2022-12-13 22:24:56,832 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 5 remaining) [2022-12-13 22:24:56,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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 22:24:57,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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 22:24:57,035 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-13 22:24:57,056 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2022-12-13 22:24:57,056 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-12-13 22:24:57,056 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-12-13 22:24:57,056 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-12-13 22:24:57,056 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2022-12-13 22:24:57,056 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-12-13 22:24:57,056 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-12-13 22:24:57,057 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1843) no Hoare annotation was computed. [2022-12-13 22:24:57,057 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-13 22:24:57,057 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1861) no Hoare annotation was computed. [2022-12-13 22:24:57,057 INFO L902 garLoopResultBuilder]: At program point L1848(line 1848) the Hoare annotation is: true [2022-12-13 22:24:57,057 INFO L899 garLoopResultBuilder]: For program point L1848-1(lines 1841 1849) no Hoare annotation was computed. [2022-12-13 22:24:57,057 INFO L902 garLoopResultBuilder]: At program point goodG2B_source#1(lines 1852 1864) the Hoare annotation is: true [2022-12-13 22:24:57,057 INFO L902 garLoopResultBuilder]: At program point L1844(line 1844) the Hoare annotation is: true [2022-12-13 22:24:57,057 INFO L902 garLoopResultBuilder]: At program point L1875(line 1875) the Hoare annotation is: true [2022-12-13 22:24:57,057 INFO L899 garLoopResultBuilder]: For program point L1875-1(line 1875) no Hoare annotation was computed. [2022-12-13 22:24:57,057 INFO L902 garLoopResultBuilder]: At program point L1873(line 1873) the Hoare annotation is: true [2022-12-13 22:24:57,058 INFO L899 garLoopResultBuilder]: For program point L1873-1(line 1873) no Hoare annotation was computed. [2022-12-13 22:24:57,058 INFO L902 garLoopResultBuilder]: At program point goodB2G_sink#1(lines 1833 1850) the Hoare annotation is: true [2022-12-13 22:24:57,058 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-13 22:24:57,058 INFO L899 garLoopResultBuilder]: For program point L1865(lines 1865 1869) no Hoare annotation was computed. [2022-12-13 22:24:57,058 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 1870 1877) the Hoare annotation is: true [2022-12-13 22:24:57,058 INFO L899 garLoopResultBuilder]: For program point L1832(lines 1832 1850) no Hoare annotation was computed. [2022-12-13 22:24:57,059 INFO L899 garLoopResultBuilder]: For program point L1861(line 1861) no Hoare annotation was computed. [2022-12-13 22:24:57,059 INFO L895 garLoopResultBuilder]: At program point goodG2B_sink#1(lines 1852 1864) the Hoare annotation is: (= (_ bv2 32) |ULTIMATE.start_goodG2B_~data~1#1|) [2022-12-13 22:24:57,059 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-13 22:24:57,059 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1841) no Hoare annotation was computed. [2022-12-13 22:24:57,059 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1843) no Hoare annotation was computed. [2022-12-13 22:24:57,060 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1861) no Hoare annotation was computed. [2022-12-13 22:24:57,060 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-13 22:24:57,060 INFO L899 garLoopResultBuilder]: For program point L1843(line 1843) no Hoare annotation was computed. [2022-12-13 22:24:57,060 INFO L899 garLoopResultBuilder]: For program point L1843-1(line 1843) no Hoare annotation was computed. [2022-12-13 22:24:57,060 INFO L899 garLoopResultBuilder]: For program point L1841(line 1841) no Hoare annotation was computed. [2022-12-13 22:24:57,060 INFO L899 garLoopResultBuilder]: For program point L1841-1(line 1841) no Hoare annotation was computed. [2022-12-13 22:24:57,060 INFO L902 garLoopResultBuilder]: At program point goodB2G_source#1(lines 1833 1850) the Hoare annotation is: true [2022-12-13 22:24:57,061 INFO L899 garLoopResultBuilder]: For program point L1841-3(lines 1841 1849) no Hoare annotation was computed. [2022-12-13 22:24:57,061 INFO L902 garLoopResultBuilder]: At program point L1862(line 1862) the Hoare annotation is: true [2022-12-13 22:24:57,061 INFO L899 garLoopResultBuilder]: For program point L1862-1(lines 1851 1864) no Hoare annotation was computed. [2022-12-13 22:24:57,064 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-12-13 22:24:57,066 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 22:24:57,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 10:24:57 BoogieIcfgContainer [2022-12-13 22:24:57,075 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 22:24:57,075 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 22:24:57,075 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 22:24:57,075 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 22:24:57,075 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:22:39" (3/4) ... [2022-12-13 22:24:57,077 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 22:24:57,081 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-13 22:24:57,081 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-13 22:24:57,084 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-12-13 22:24:57,084 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-13 22:24:57,084 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-13 22:24:57,085 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 22:24:57,111 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 22:24:57,111 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 22:24:57,112 INFO L158 Benchmark]: Toolchain (without parser) took 141738.19ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 42.4MB in the beginning and 45.7MB in the end (delta: -3.3MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2022-12-13 22:24:57,112 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 69.2MB. Free memory was 46.8MB in the beginning and 46.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 22:24:57,112 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1292.72ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 42.3MB in the beginning and 43.3MB in the end (delta: -1.0MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2022-12-13 22:24:57,113 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.69ms. Allocated memory is still 83.9MB. Free memory was 43.3MB in the beginning and 39.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 22:24:57,113 INFO L158 Benchmark]: Boogie Preprocessor took 29.27ms. Allocated memory is still 83.9MB. Free memory was 39.1MB in the beginning and 37.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 22:24:57,113 INFO L158 Benchmark]: RCFGBuilder took 2622.85ms. Allocated memory is still 83.9MB. Free memory was 36.5MB in the beginning and 46.4MB in the end (delta: -9.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-13 22:24:57,113 INFO L158 Benchmark]: TraceAbstraction took 137697.07ms. Allocated memory is still 83.9MB. Free memory was 45.9MB in the beginning and 48.8MB in the end (delta: -2.9MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2022-12-13 22:24:57,114 INFO L158 Benchmark]: Witness Printer took 36.57ms. Allocated memory is still 83.9MB. Free memory was 48.8MB in the beginning and 45.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 22:24:57,115 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 69.2MB. Free memory was 46.8MB in the beginning and 46.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1292.72ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 42.3MB in the beginning and 43.3MB in the end (delta: -1.0MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.69ms. Allocated memory is still 83.9MB. Free memory was 43.3MB in the beginning and 39.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.27ms. Allocated memory is still 83.9MB. Free memory was 39.1MB in the beginning and 37.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2622.85ms. Allocated memory is still 83.9MB. Free memory was 36.5MB in the beginning and 46.4MB in the end (delta: -9.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 137697.07ms. Allocated memory is still 83.9MB. Free memory was 45.9MB in the beginning and 48.8MB in the end (delta: -2.9MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * Witness Printer took 36.57ms. Allocated memory is still 83.9MB. Free memory was 48.8MB in the beginning and 45.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1841]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1843]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1843]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1861]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1861]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 38 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 137.6s, OverallIterations: 5, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 7 SdHoareTripleChecker+Valid, 2.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7 mSDsluCounter, 391 SdHoareTripleChecker+Invalid, 2.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 242 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 91 IncrementalHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 149 mSDtfsCounter, 91 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 73 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=38occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 16 PreInvPairs, 19 NumberOfFragments, 14 HoareAnnotationTreeSize, 16 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 12 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 128.9s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 75 NumberOfCodeBlocks, 75 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 70 ConstructedInterpolants, 5 QuantifiedInterpolants, 416 SizeOfPredicates, 18 NumberOfNonLiveVariables, 384 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 4/4 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: 1852]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1870]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1852]: Loop Invariant Derived loop invariant: 2bv32 == data - InvariantResult [Line: 1833]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1833]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-12-13 22:24:57,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54df591b-65d1-49e0-83e3-15a395acd8f6/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