./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_64_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 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_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_64_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f9954bba3a4e8db2be6e002437a3b59f56fde86354241bbae88e4ff55d2f6fca --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 06:23:21,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 06:23:21,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 06:23:21,615 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 06:23:21,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 06:23:21,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 06:23:21,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 06:23:21,619 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 06:23:21,620 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 06:23:21,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 06:23:21,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 06:23:21,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 06:23:21,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 06:23:21,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 06:23:21,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 06:23:21,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 06:23:21,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 06:23:21,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 06:23:21,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 06:23:21,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 06:23:21,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 06:23:21,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 06:23:21,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 06:23:21,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 06:23:21,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 06:23:21,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 06:23:21,644 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 06:23:21,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 06:23:21,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 06:23:21,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 06:23:21,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 06:23:21,647 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 06:23:21,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 06:23:21,648 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 06:23:21,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 06:23:21,650 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 06:23:21,650 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 06:23:21,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 06:23:21,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 06:23:21,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 06:23:21,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 06:23:21,653 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-12-14 06:23:21,674 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 06:23:21,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 06:23:21,678 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 06:23:21,678 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 06:23:21,679 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 06:23:21,679 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 06:23:21,679 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 06:23:21,679 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 06:23:21,680 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 06:23:21,680 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 06:23:21,680 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 06:23:21,680 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 06:23:21,680 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 06:23:21,680 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 06:23:21,680 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 06:23:21,681 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 06:23:21,681 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 06:23:21,681 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 06:23:21,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 06:23:21,682 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 06:23:21,682 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 06:23:21,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 06:23:21,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 06:23:21,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 06:23:21,683 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 06:23:21,683 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 06:23:21,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 06:23:21,683 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 06:23:21,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 06:23:21,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 06:23:21,684 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 06:23:21,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 06:23:21,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 06:23:21,684 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 06:23:21,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 06:23:21,684 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 06:23:21,685 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 06:23:21,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 06:23:21,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 06:23:21,685 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 06:23:21,685 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9954bba3a4e8db2be6e002437a3b59f56fde86354241bbae88e4ff55d2f6fca [2022-12-14 06:23:21,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 06:23:21,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 06:23:21,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 06:23:21,893 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 06:23:21,894 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 06:23:21,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_64_good.i [2022-12-14 06:23:24,428 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 06:23:24,733 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 06:23:24,733 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_64_good.i [2022-12-14 06:23:24,753 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/data/b3b9d8287/e69f7a47bb524c74a31d5e3a497e135b/FLAGcf50ee284 [2022-12-14 06:23:25,005 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/data/b3b9d8287/e69f7a47bb524c74a31d5e3a497e135b [2022-12-14 06:23:25,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 06:23:25,008 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 06:23:25,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 06:23:25,009 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 06:23:25,012 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 06:23:25,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:23:25" (1/1) ... [2022-12-14 06:23:25,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@612c0ff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:25, skipping insertion in model container [2022-12-14 06:23:25,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:23:25" (1/1) ... [2022-12-14 06:23:25,018 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 06:23:25,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 06:23:25,304 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 06:23:25,690 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 06:23:25,694 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 06:23:25,696 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 06:23:25,697 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 06:23:25,698 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 06:23:26,079 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 06:23:26,083 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:806) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2063) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:960) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1645) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1094) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1496) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2395) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 06:23:26,086 INFO L158 Benchmark]: Toolchain (without parser) took 1077.71ms. Allocated memory is still 134.2MB. Free memory was 94.8MB in the beginning and 70.5MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 06:23:26,086 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 134.2MB. Free memory is still 100.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 06:23:26,087 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1076.33ms. Allocated memory is still 134.2MB. Free memory was 94.5MB in the beginning and 70.5MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 06:23:26,088 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 134.2MB. Free memory is still 100.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1076.33ms. Allocated memory is still 134.2MB. Free memory was 94.5MB in the beginning and 70.5MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. 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_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_64_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f9954bba3a4e8db2be6e002437a3b59f56fde86354241bbae88e4ff55d2f6fca --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 06:23:27,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 06:23:27,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 06:23:27,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 06:23:27,424 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 06:23:27,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 06:23:27,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 06:23:27,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 06:23:27,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 06:23:27,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 06:23:27,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 06:23:27,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 06:23:27,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 06:23:27,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 06:23:27,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 06:23:27,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 06:23:27,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 06:23:27,438 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 06:23:27,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 06:23:27,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 06:23:27,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 06:23:27,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 06:23:27,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 06:23:27,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 06:23:27,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 06:23:27,451 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 06:23:27,451 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 06:23:27,452 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 06:23:27,453 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 06:23:27,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 06:23:27,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 06:23:27,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 06:23:27,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 06:23:27,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 06:23:27,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 06:23:27,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 06:23:27,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 06:23:27,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 06:23:27,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 06:23:27,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 06:23:27,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 06:23:27,460 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-12-14 06:23:27,481 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 06:23:27,482 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 06:23:27,482 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 06:23:27,482 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 06:23:27,483 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 06:23:27,483 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 06:23:27,483 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 06:23:27,483 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 06:23:27,483 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 06:23:27,484 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 06:23:27,484 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 06:23:27,484 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 06:23:27,485 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 06:23:27,485 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 06:23:27,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 06:23:27,485 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 06:23:27,485 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 06:23:27,485 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 06:23:27,485 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 06:23:27,485 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 06:23:27,486 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 06:23:27,486 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 06:23:27,486 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 06:23:27,486 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 06:23:27,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 06:23:27,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 06:23:27,486 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 06:23:27,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 06:23:27,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 06:23:27,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 06:23:27,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 06:23:27,492 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 06:23:27,492 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 06:23:27,492 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 06:23:27,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 06:23:27,492 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 06:23:27,492 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 06:23:27,493 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9954bba3a4e8db2be6e002437a3b59f56fde86354241bbae88e4ff55d2f6fca [2022-12-14 06:23:27,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 06:23:27,729 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 06:23:27,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 06:23:27,732 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 06:23:27,732 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 06:23:27,733 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_64_good.i [2022-12-14 06:23:30,337 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 06:23:30,564 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 06:23:30,564 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_64_good.i [2022-12-14 06:23:30,581 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/data/582e623cc/c3abfd3fd482413fb2fdddd32004a6c3/FLAGccce8a53c [2022-12-14 06:23:30,591 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/data/582e623cc/c3abfd3fd482413fb2fdddd32004a6c3 [2022-12-14 06:23:30,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 06:23:30,594 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 06:23:30,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 06:23:30,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 06:23:30,599 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 06:23:30,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:23:30" (1/1) ... [2022-12-14 06:23:30,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b4e0c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:30, skipping insertion in model container [2022-12-14 06:23:30,601 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:23:30" (1/1) ... [2022-12-14 06:23:30,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 06:23:30,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 06:23:30,968 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 06:23:31,319 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 06:23:31,324 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 06:23:31,325 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 06:23:31,326 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 06:23:31,327 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 06:23:31,634 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 06:23:31,641 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 06:23:31,652 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-14 06:23:31,666 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 06:23:31,671 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 06:23:31,704 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 06:23:31,705 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 06:23:31,705 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 06:23:31,706 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 06:23:31,707 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 06:23:31,714 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 06:23:31,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 06:23:31,720 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 06:23:31,732 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 06:23:31,759 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 06:23:31,760 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 06:23:31,761 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 06:23:31,762 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 06:23:31,762 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 06:23:31,770 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 06:23:31,773 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 06:23:32,009 INFO L208 MainTranslator]: Completed translation [2022-12-14 06:23:32,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:32 WrapperNode [2022-12-14 06:23:32,010 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 06:23:32,011 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 06:23:32,011 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 06:23:32,011 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 06:23:32,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:32" (1/1) ... [2022-12-14 06:23:32,035 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:32" (1/1) ... [2022-12-14 06:23:32,052 INFO L138 Inliner]: procedures = 946, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 89 [2022-12-14 06:23:32,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 06:23:32,053 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 06:23:32,053 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 06:23:32,053 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 06:23:32,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:32" (1/1) ... [2022-12-14 06:23:32,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:32" (1/1) ... [2022-12-14 06:23:32,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:32" (1/1) ... [2022-12-14 06:23:32,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:32" (1/1) ... [2022-12-14 06:23:32,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:32" (1/1) ... [2022-12-14 06:23:32,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:32" (1/1) ... [2022-12-14 06:23:32,073 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:32" (1/1) ... [2022-12-14 06:23:32,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:32" (1/1) ... [2022-12-14 06:23:32,077 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 06:23:32,077 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 06:23:32,077 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 06:23:32,077 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 06:23:32,078 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:32" (1/1) ... [2022-12-14 06:23:32,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 06:23:32,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:23:32,107 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 06:23:32,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 06:23:32,134 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 06:23:32,135 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 06:23:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 06:23:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 06:23:32,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 06:23:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 06:23:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 06:23:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 06:23:32,135 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 06:23:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 06:23:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 06:23:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 06:23:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 06:23:32,268 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 06:23:32,270 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 06:23:34,163 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 06:23:34,168 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 06:23:34,168 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 06:23:34,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:23:34 BoogieIcfgContainer [2022-12-14 06:23:34,170 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 06:23:34,172 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 06:23:34,172 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 06:23:34,174 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 06:23:34,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:23:30" (1/3) ... [2022-12-14 06:23:34,175 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@503d5ce9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:23:34, skipping insertion in model container [2022-12-14 06:23:34,175 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:32" (2/3) ... [2022-12-14 06:23:34,176 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@503d5ce9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:23:34, skipping insertion in model container [2022-12-14 06:23:34,176 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:23:34" (3/3) ... [2022-12-14 06:23:34,177 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_64_good.i [2022-12-14 06:23:34,190 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 06:23:34,190 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2022-12-14 06:23:34,228 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 06:23:34,233 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1b2b0b68, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 06:23:34,234 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-14 06:23:34,237 INFO L276 IsEmpty]: Start isEmpty. Operand has 38 states, 25 states have (on average 1.36) internal successors, (34), 31 states have internal predecessors, (34), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2022-12-14 06:23:34,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 06:23:34,242 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:23:34,243 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:23:34,243 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)] === [2022-12-14 06:23:34,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:23:34,247 INFO L85 PathProgramCache]: Analyzing trace with hash 948854709, now seen corresponding path program 1 times [2022-12-14 06:23:34,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 06:23:34,258 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1814437264] [2022-12-14 06:23:34,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:34,258 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 [2022-12-14 06:23:34,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 06:23:34,259 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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) [2022-12-14 06:23:34,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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 [2022-12-14 06:23:34,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:34,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 06:23:34,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:23:34,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:23:34,522 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:23:34,522 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 06:23:34,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1814437264] [2022-12-14 06:23:34,523 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1814437264] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:23:34,523 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:23:34,523 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 06:23:34,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186666873] [2022-12-14 06:23:34,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:23:34,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:23:34,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 06:23:34,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:23:34,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:23:34,551 INFO L87 Difference]: Start difference. First operand has 38 states, 25 states have (on average 1.36) internal successors, (34), 31 states have internal predecessors, (34), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 06:23:34,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:23:34,631 INFO L93 Difference]: Finished difference Result 38 states and 44 transitions. [2022-12-14 06:23:34,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:23:34,637 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2022-12-14 06:23:34,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:23:34,642 INFO L225 Difference]: With dead ends: 38 [2022-12-14 06:23:34,642 INFO L226 Difference]: Without dead ends: 27 [2022-12-14 06:23:34,644 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:23:34,646 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 24 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 06:23:34,646 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 54 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 06:23:34,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2022-12-14 06:23:34,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2022-12-14 06:23:34,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 22 states have internal predecessors, (25), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 06:23:34,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 29 transitions. [2022-12-14 06:23:34,669 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 29 transitions. Word has length 9 [2022-12-14 06:23:34,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:23:34,670 INFO L495 AbstractCegarLoop]: Abstraction has 27 states and 29 transitions. [2022-12-14 06:23:34,670 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 06:23:34,670 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions. [2022-12-14 06:23:34,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 06:23:34,670 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:23:34,670 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:23:34,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-12-14 06:23:34,871 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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 [2022-12-14 06:23:34,872 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)] === [2022-12-14 06:23:34,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:23:34,874 INFO L85 PathProgramCache]: Analyzing trace with hash -650275045, now seen corresponding path program 1 times [2022-12-14 06:23:34,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 06:23:34,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1662390255] [2022-12-14 06:23:34,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:34,877 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 [2022-12-14 06:23:34,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 06:23:34,881 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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) [2022-12-14 06:23:34,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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 [2022-12-14 06:23:35,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:35,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-14 06:23:35,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:23:35,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:23:35,127 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:23:35,127 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 06:23:35,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1662390255] [2022-12-14 06:23:35,128 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1662390255] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:23:35,128 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:23:35,128 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 06:23:35,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413796768] [2022-12-14 06:23:35,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:23:35,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:23:35,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 06:23:35,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:23:35,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:23:35,130 INFO L87 Difference]: Start difference. First operand 27 states and 29 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 06:23:35,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:23:35,176 INFO L93 Difference]: Finished difference Result 27 states and 29 transitions. [2022-12-14 06:23:35,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:23:35,182 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2022-12-14 06:23:35,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:23:35,182 INFO L225 Difference]: With dead ends: 27 [2022-12-14 06:23:35,182 INFO L226 Difference]: Without dead ends: 26 [2022-12-14 06:23:35,183 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:23:35,184 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 14 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 06:23:35,184 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 37 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 06:23:35,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-12-14 06:23:35,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-12-14 06:23:35,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 19 states have (on average 1.263157894736842) internal successors, (24), 21 states have internal predecessors, (24), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 06:23:35,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 28 transitions. [2022-12-14 06:23:35,187 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 28 transitions. Word has length 10 [2022-12-14 06:23:35,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:23:35,187 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 28 transitions. [2022-12-14 06:23:35,187 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 06:23:35,187 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2022-12-14 06:23:35,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 06:23:35,188 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:23:35,188 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:23:35,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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 [2022-12-14 06:23:35,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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 [2022-12-14 06:23:35,395 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-14 06:23:35,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:23:35,396 INFO L85 PathProgramCache]: Analyzing trace with hash 625360611, now seen corresponding path program 1 times [2022-12-14 06:23:35,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 06:23:35,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [615316680] [2022-12-14 06:23:35,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:35,397 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 [2022-12-14 06:23:35,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 06:23:35,398 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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) [2022-12-14 06:23:35,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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 [2022-12-14 06:23:35,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:35,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 06:23:35,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:23:35,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:23:35,621 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:23:35,621 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 06:23:35,621 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [615316680] [2022-12-14 06:23:35,622 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [615316680] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:23:35,622 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:23:35,622 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 06:23:35,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743064782] [2022-12-14 06:23:35,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:23:35,622 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 06:23:35,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 06:23:35,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 06:23:35,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 06:23:35,623 INFO L87 Difference]: Start difference. First operand 26 states and 28 transitions. Second operand has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 06:23:36,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 06:23:36,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:23:36,882 INFO L93 Difference]: Finished difference Result 27 states and 29 transitions. [2022-12-14 06:23:36,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 06:23:36,886 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 20 [2022-12-14 06:23:36,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:23:36,887 INFO L225 Difference]: With dead ends: 27 [2022-12-14 06:23:36,887 INFO L226 Difference]: Without dead ends: 26 [2022-12-14 06:23:36,887 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:23:36,887 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 3 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-12-14 06:23:36,888 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 65 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-12-14 06:23:36,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-12-14 06:23:36,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 25. [2022-12-14 06:23:36,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 20 states have internal predecessors, (23), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 06:23:36,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 27 transitions. [2022-12-14 06:23:36,891 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 27 transitions. Word has length 20 [2022-12-14 06:23:36,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:23:36,891 INFO L495 AbstractCegarLoop]: Abstraction has 25 states and 27 transitions. [2022-12-14 06:23:36,891 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 06:23:36,891 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2022-12-14 06:23:36,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 06:23:36,891 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:23:36,891 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:23:36,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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 [2022-12-14 06:23:37,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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 [2022-12-14 06:23:37,093 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-14 06:23:37,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:23:37,095 INFO L85 PathProgramCache]: Analyzing trace with hash -2088653436, now seen corresponding path program 1 times [2022-12-14 06:23:37,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 06:23:37,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1665553033] [2022-12-14 06:23:37,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:37,097 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 [2022-12-14 06:23:37,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 06:23:37,098 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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) [2022-12-14 06:23:37,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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 [2022-12-14 06:23:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:23:37,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 06:23:37,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:23:37,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:23:37,339 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:23:37,339 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 06:23:37,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1665553033] [2022-12-14 06:23:37,339 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1665553033] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:23:37,339 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:23:37,339 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 06:23:37,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55936738] [2022-12-14 06:23:37,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:23:37,340 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:23:37,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 06:23:37,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:23:37,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:23:37,341 INFO L87 Difference]: Start difference. First operand 25 states and 27 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 06:23:37,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:23:37,372 INFO L93 Difference]: Finished difference Result 30 states and 31 transitions. [2022-12-14 06:23:37,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:23:37,372 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 21 [2022-12-14 06:23:37,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:23:37,373 INFO L225 Difference]: With dead ends: 30 [2022-12-14 06:23:37,373 INFO L226 Difference]: Without dead ends: 25 [2022-12-14 06:23:37,374 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 [2022-12-14 06:23:37,375 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 0 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 06:23:37,375 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 49 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 06:23:37,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-12-14 06:23:37,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2022-12-14 06:23:37,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 06:23:37,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 26 transitions. [2022-12-14 06:23:37,379 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 26 transitions. Word has length 21 [2022-12-14 06:23:37,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:23:37,380 INFO L495 AbstractCegarLoop]: Abstraction has 25 states and 26 transitions. [2022-12-14 06:23:37,380 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 06:23:37,380 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2022-12-14 06:23:37,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 06:23:37,380 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:23:37,381 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:23:37,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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)] Ended with exit code 0 [2022-12-14 06:23:37,581 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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 [2022-12-14 06:23:37,583 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)] === [2022-12-14 06:23:37,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:23:37,585 INFO L85 PathProgramCache]: Analyzing trace with hash -323871995, now seen corresponding path program 1 times [2022-12-14 06:23:37,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 06:23:37,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [380721276] [2022-12-14 06:23:37,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:23:37,587 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 [2022-12-14 06:23:37,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 06:23:37,591 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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) [2022-12-14 06:23:37,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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 [2022-12-14 06:24:34,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:24:34,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 06:24:34,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:24:36,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:24:36,179 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:24:36,179 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 06:24:36,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [380721276] [2022-12-14 06:24:36,179 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [380721276] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:24:36,179 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:24:36,179 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 06:24:36,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902895826] [2022-12-14 06:24:36,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:24:36,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 06:24:36,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 06:24:36,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 06:24:36,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:24:36,180 INFO L87 Difference]: Start difference. First operand 25 states and 26 transitions. Second operand has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 06:24:38,818 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] [2022-12-14 06:24:38,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:24:38,818 INFO L93 Difference]: Finished difference Result 25 states and 26 transitions. [2022-12-14 06:24:38,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 06:24:38,823 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 22 [2022-12-14 06:24:38,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:24:38,823 INFO L225 Difference]: With dead ends: 25 [2022-12-14 06:24:38,823 INFO L226 Difference]: Without dead ends: 24 [2022-12-14 06:24:38,823 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 06:24:38,824 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 2 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-12-14 06:24:38,824 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 78 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-12-14 06:24:38,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2022-12-14 06:24:38,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2022-12-14 06:24:38,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 19 states have (on average 1.105263157894737) internal successors, (21), 19 states have internal predecessors, (21), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 06:24:38,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2022-12-14 06:24:38,827 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 22 [2022-12-14 06:24:38,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:24:38,827 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2022-12-14 06:24:38,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 06:24:38,827 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2022-12-14 06:24:38,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 06:24:38,827 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:24:38,827 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:24:38,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-12-14 06:24:39,028 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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 [2022-12-14 06:24:39,029 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 2 more)] === [2022-12-14 06:24:39,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:24:39,030 INFO L85 PathProgramCache]: Analyzing trace with hash -1450097178, now seen corresponding path program 1 times [2022-12-14 06:24:39,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 06:24:39,032 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [993563633] [2022-12-14 06:24:39,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:24:39,033 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 [2022-12-14 06:24:39,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 06:24:39,036 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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) [2022-12-14 06:24:39,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-12-14 06:25:33,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:25:33,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 06:25:33,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:25:34,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:25:34,566 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:25:34,566 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 06:25:34,566 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [993563633] [2022-12-14 06:25:34,567 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [993563633] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:25:34,567 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:25:34,567 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 06:25:34,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103281723] [2022-12-14 06:25:34,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:25:34,567 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 06:25:34,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 06:25:34,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 06:25:34,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:25:34,568 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 06:25:35,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:25:35,187 INFO L93 Difference]: Finished difference Result 24 states and 25 transitions. [2022-12-14 06:25:35,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 06:25:35,192 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 23 [2022-12-14 06:25:35,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:25:35,192 INFO L225 Difference]: With dead ends: 24 [2022-12-14 06:25:35,192 INFO L226 Difference]: Without dead ends: 0 [2022-12-14 06:25:35,192 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 06:25:35,193 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 1 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-14 06:25:35,193 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 78 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-14 06:25:35,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-14 06:25:35,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-14 06:25:35,193 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) [2022-12-14 06:25:35,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-14 06:25:35,194 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2022-12-14 06:25:35,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:25:35,194 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-14 06:25:35,194 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 06:25:35,194 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-14 06:25:35,194 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 06:25:35,196 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 5 remaining) [2022-12-14 06:25:35,196 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 5 remaining) [2022-12-14 06:25:35,196 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 5 remaining) [2022-12-14 06:25:35,196 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 5 remaining) [2022-12-14 06:25:35,197 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 5 remaining) [2022-12-14 06:25:35,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2022-12-14 06:25:35,397 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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 [2022-12-14 06:25:35,403 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-14 06:25:35,497 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2022-12-14 06:25:35,498 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-12-14 06:25:35,498 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2022-12-14 06:25:35,498 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2022-12-14 06:25:35,498 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2022-12-14 06:25:35,498 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-12-14 06:25:35,498 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2022-12-14 06:25:35,498 INFO L902 garLoopResultBuilder]: At program point L1856(line 1856) the Hoare annotation is: true [2022-12-14 06:25:35,499 INFO L899 garLoopResultBuilder]: For program point L1856-1(line 1856) no Hoare annotation was computed. [2022-12-14 06:25:35,499 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1876) no Hoare annotation was computed. [2022-12-14 06:25:35,499 INFO L895 garLoopResultBuilder]: At program point L1881(line 1881) the Hoare annotation is: (exists ((v_ArrVal_33 (_ BitVec 8)) (v_ArrVal_34 (_ BitVec 8)) (v_ArrVal_36 (_ BitVec 8))) (= |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_64b_goodG2BSink_~data~2#1| (concat (concat (concat ((_ extract 31 24) (_ bv2 32)) v_ArrVal_34) v_ArrVal_33) v_ArrVal_36))) [2022-12-14 06:25:35,499 INFO L899 garLoopResultBuilder]: For program point L1881-1(lines 1870 1883) no Hoare annotation was computed. [2022-12-14 06:25:35,499 INFO L899 garLoopResultBuilder]: For program point L1848(lines 1848 1852) no Hoare annotation was computed. [2022-12-14 06:25:35,499 INFO L895 garLoopResultBuilder]: At program point L1877(line 1877) the Hoare annotation is: (exists ((v_ArrVal_33 (_ BitVec 8)) (v_ArrVal_34 (_ BitVec 8)) (v_ArrVal_36 (_ BitVec 8))) (= |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_64b_goodG2BSink_~data~2#1| (concat (concat (concat ((_ extract 31 24) (_ bv2 32)) v_ArrVal_34) v_ArrVal_33) v_ArrVal_36))) [2022-12-14 06:25:35,500 INFO L895 garLoopResultBuilder]: At program point main_returnLabel#1(lines 1853 1860) the Hoare annotation is: (exists ((v_ArrVal_33 (_ BitVec 8)) (v_ArrVal_34 (_ BitVec 8)) (v_ArrVal_36 (_ BitVec 8))) (= |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_64b_goodG2BSink_~data~2#1| (concat (concat (concat ((_ extract 31 24) (_ bv2 32)) v_ArrVal_34) v_ArrVal_33) v_ArrVal_36))) [2022-12-14 06:25:35,500 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-14 06:25:35,500 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1866) no Hoare annotation was computed. [2022-12-14 06:25:35,500 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1876) no Hoare annotation was computed. [2022-12-14 06:25:35,500 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-14 06:25:35,500 INFO L899 garLoopResultBuilder]: For program point L1845(line 1845) no Hoare annotation was computed. [2022-12-14 06:25:35,500 INFO L899 garLoopResultBuilder]: For program point L1845-2(line 1845) no Hoare annotation was computed. [2022-12-14 06:25:35,501 INFO L899 garLoopResultBuilder]: For program point L1874(line 1874) no Hoare annotation was computed. [2022-12-14 06:25:35,501 INFO L899 garLoopResultBuilder]: For program point L1874-1(line 1874) no Hoare annotation was computed. [2022-12-14 06:25:35,501 INFO L899 garLoopResultBuilder]: For program point L1841(lines 1841 1847) no Hoare annotation was computed. [2022-12-14 06:25:35,501 INFO L899 garLoopResultBuilder]: For program point L1874-3(lines 1874 1882) no Hoare annotation was computed. [2022-12-14 06:25:35,501 INFO L899 garLoopResultBuilder]: For program point L1866(line 1866) no Hoare annotation was computed. [2022-12-14 06:25:35,501 INFO L899 garLoopResultBuilder]: For program point L1866-1(line 1866) no Hoare annotation was computed. [2022-12-14 06:25:35,501 INFO L899 garLoopResultBuilder]: For program point L1833(lines 1833 1839) no Hoare annotation was computed. [2022-12-14 06:25:35,501 INFO L895 garLoopResultBuilder]: At program point L1858(line 1858) the Hoare annotation is: (exists ((v_ArrVal_33 (_ BitVec 8)) (v_ArrVal_34 (_ BitVec 8)) (v_ArrVal_36 (_ BitVec 8))) (= |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_64b_goodG2BSink_~data~2#1| (concat (concat (concat ((_ extract 31 24) (_ bv2 32)) v_ArrVal_34) v_ArrVal_33) v_ArrVal_36))) [2022-12-14 06:25:35,501 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1866) no Hoare annotation was computed. [2022-12-14 06:25:35,501 INFO L899 garLoopResultBuilder]: For program point L1858-1(line 1858) no Hoare annotation was computed. [2022-12-14 06:25:35,502 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-14 06:25:35,502 INFO L895 garLoopResultBuilder]: At program point L1867(line 1867) the Hoare annotation is: (= (concat (concat (concat (_ bv0 8) (_ bv0 8)) (_ bv0 8)) (_ bv2 8)) |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_square_64b_goodG2BSink_~data~2#1|) [2022-12-14 06:25:35,502 INFO L899 garLoopResultBuilder]: For program point L1867-1(lines 1861 1869) no Hoare annotation was computed. [2022-12-14 06:25:35,502 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-14 06:25:35,502 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1874) no Hoare annotation was computed. [2022-12-14 06:25:35,502 INFO L899 garLoopResultBuilder]: For program point L1876(line 1876) no Hoare annotation was computed. [2022-12-14 06:25:35,502 INFO L899 garLoopResultBuilder]: For program point L1876-1(line 1876) no Hoare annotation was computed. [2022-12-14 06:25:35,505 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-12-14 06:25:35,507 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 06:25:35,512 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_34,QUANTIFIED] [2022-12-14 06:25:35,513 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_33,QUANTIFIED] [2022-12-14 06:25:35,513 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_36,QUANTIFIED] [2022-12-14 06:25:35,518 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_34,QUANTIFIED] [2022-12-14 06:25:35,518 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_33,QUANTIFIED] [2022-12-14 06:25:35,518 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_36,QUANTIFIED] [2022-12-14 06:25:35,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 06:25:35 BoogieIcfgContainer [2022-12-14 06:25:35,519 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 06:25:35,520 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 06:25:35,520 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 06:25:35,520 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 06:25:35,520 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:23:34" (3/4) ... [2022-12-14 06:25:35,523 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 06:25:35,528 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 06:25:35,528 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 06:25:35,532 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2022-12-14 06:25:35,532 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-14 06:25:35,533 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-14 06:25:35,533 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 06:25:35,556 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_ArrVal_33 : bv8, v_ArrVal_34 : bv8, v_ArrVal_36 : bv8 :: data == 2bv32[31:24] ++ v_ArrVal_34 ++ v_ArrVal_33 ++ v_ArrVal_36) [2022-12-14 06:25:35,566 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/witness.graphml [2022-12-14 06:25:35,566 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 06:25:35,566 INFO L158 Benchmark]: Toolchain (without parser) took 124971.87ms. Allocated memory was 71.3MB in the beginning and 104.9MB in the end (delta: 33.6MB). Free memory was 44.4MB in the beginning and 62.1MB in the end (delta: -17.7MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2022-12-14 06:25:35,566 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 54.5MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 06:25:35,567 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1414.75ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 44.2MB in the beginning and 37.3MB in the end (delta: 6.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-12-14 06:25:35,567 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.39ms. Allocated memory is still 86.0MB. Free memory was 37.3MB in the beginning and 33.0MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 06:25:35,567 INFO L158 Benchmark]: Boogie Preprocessor took 23.50ms. Allocated memory is still 86.0MB. Free memory was 33.0MB in the beginning and 31.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 06:25:35,567 INFO L158 Benchmark]: RCFGBuilder took 2092.93ms. Allocated memory is still 86.0MB. Free memory was 31.0MB in the beginning and 39.4MB in the end (delta: -8.3MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. [2022-12-14 06:25:35,567 INFO L158 Benchmark]: TraceAbstraction took 121347.10ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 38.8MB in the beginning and 65.8MB in the end (delta: -27.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 06:25:35,567 INFO L158 Benchmark]: Witness Printer took 46.26ms. Allocated memory is still 104.9MB. Free memory was 65.8MB in the beginning and 62.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 06:25:35,569 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 54.5MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1414.75ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 44.2MB in the beginning and 37.3MB in the end (delta: 6.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.39ms. Allocated memory is still 86.0MB. Free memory was 37.3MB in the beginning and 33.0MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.50ms. Allocated memory is still 86.0MB. Free memory was 33.0MB in the beginning and 31.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2092.93ms. Allocated memory is still 86.0MB. Free memory was 31.0MB in the beginning and 39.4MB in the end (delta: -8.3MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. * TraceAbstraction took 121347.10ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 38.8MB in the beginning and 65.8MB in the end (delta: -27.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 46.26ms. Allocated memory is still 104.9MB. Free memory was 65.8MB in the beginning and 62.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_36,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1866]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1866]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1874]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1876]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1876]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 38 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 121.3s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 49 SdHoareTripleChecker+Valid, 3.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 44 mSDsluCounter, 361 SdHoareTripleChecker+Invalid, 3.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 202 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 49 IncrementalHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 159 mSDtfsCounter, 49 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 102 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=38occurred in iteration=0, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 11 PreInvPairs, 11 NumberOfFragments, 56 HoareAnnotationTreeSize, 11 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 16 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 111.4s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 105 NumberOfCodeBlocks, 105 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 99 ConstructedInterpolants, 6 QuantifiedInterpolants, 396 SizeOfPredicates, 24 NumberOfNonLiveVariables, 848 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 1853]: Loop Invariant [2022-12-14 06:25:35,573 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_34,QUANTIFIED] [2022-12-14 06:25:35,573 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_33,QUANTIFIED] [2022-12-14 06:25:35,573 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_36,QUANTIFIED] [2022-12-14 06:25:35,573 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_34,QUANTIFIED] [2022-12-14 06:25:35,573 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_33,QUANTIFIED] [2022-12-14 06:25:35,573 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_36,QUANTIFIED] Derived loop invariant: (\exists v_ArrVal_33 : bv8, v_ArrVal_34 : bv8, v_ArrVal_36 : bv8 :: data == 2bv32[31:24] ++ v_ArrVal_34 ++ v_ArrVal_33 ++ v_ArrVal_36) RESULT: Ultimate proved your program to be correct! [2022-12-14 06:25:35,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7326eb-5325-44a8-bc8e-20cc97e73ba8/bin/utaipan-gh47qXpMRh/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