./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_42_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_42_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d4d5d36e5d7b0805d339862d3f698a80bbbb96365815d5000485f7e94a60f646 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 22:13:22,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:13:22,683 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:13:22,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:13:22,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:13:22,714 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:13:22,716 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:13:22,720 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:13:22,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:13:22,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:13:22,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:13:22,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:13:22,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:13:22,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:13:22,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:13:22,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:13:22,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:13:22,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:13:22,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:13:22,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:13:22,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:13:22,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:13:22,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:13:22,756 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:13:22,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:13:22,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:13:22,760 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:13:22,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:13:22,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:13:22,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:13:22,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:13:22,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:13:22,763 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:13:22,764 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:13:22,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:13:22,765 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:13:22,766 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:13:22,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:13:22,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:13:22,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:13:22,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:13:22,769 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-25 22:13:22,790 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:13:22,791 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:13:22,791 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:13:22,791 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:13:22,792 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:13:22,792 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:13:22,792 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:13:22,793 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:13:22,793 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:13:22,793 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:13:22,793 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:13:22,794 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:13:22,794 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:13:22,794 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:13:22,794 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:13:22,794 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:13:22,795 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:13:22,795 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:13:22,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:13:22,796 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:13:22,796 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:13:22,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:13:22,797 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:13:22,797 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:13:22,797 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:13:22,797 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 22:13:22,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:13:22,798 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:13:22,798 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:13:22,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:13:22,798 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:13:22,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:13:22,799 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:13:22,799 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:13:22,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:13:22,800 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:13:22,800 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:13:22,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:13:22,800 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:13:22,800 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:13:22,801 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_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4d5d36e5d7b0805d339862d3f698a80bbbb96365815d5000485f7e94a60f646 [2022-11-25 22:13:23,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:13:23,127 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:13:23,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:13:23,132 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:13:23,132 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:13:23,134 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_42_bad.i [2022-11-25 22:13:26,297 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:13:26,674 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:13:26,675 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_42_bad.i [2022-11-25 22:13:26,692 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/data/819798aeb/0140b5dc50454810bfa7c3fc15867be3/FLAGdd0f40da8 [2022-11-25 22:13:26,708 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/data/819798aeb/0140b5dc50454810bfa7c3fc15867be3 [2022-11-25 22:13:26,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:13:26,715 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:13:26,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:13:26,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:13:26,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:13:26,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:13:26" (1/1) ... [2022-11-25 22:13:26,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bdb8f25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:26, skipping insertion in model container [2022-11-25 22:13:26,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:13:26" (1/1) ... [2022-11-25 22:13:26,735 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:13:26,799 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:13:27,204 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 22:13:27,718 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 22:13:27,724 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 22:13:27,727 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 22:13:27,729 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 22:13:27,730 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 22:13:27,760 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 22:13:27,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:13:27,772 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 22:13:27,794 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 22:13:27,892 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 22:13:27,894 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 22:13:27,895 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 22:13:27,897 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 22:13:27,901 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 22:13:27,907 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 22:13:27,912 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:13:28,079 INFO L208 MainTranslator]: Completed translation [2022-11-25 22:13:28,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:28 WrapperNode [2022-11-25 22:13:28,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:13:28,081 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 22:13:28,081 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 22:13:28,081 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 22:13:28,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:28" (1/1) ... [2022-11-25 22:13:28,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:28" (1/1) ... [2022-11-25 22:13:28,151 INFO L138 Inliner]: procedures = 500, calls = 55, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 62 [2022-11-25 22:13:28,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 22:13:28,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 22:13:28,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 22:13:28,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 22:13:28,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:28" (1/1) ... [2022-11-25 22:13:28,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:28" (1/1) ... [2022-11-25 22:13:28,165 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:28" (1/1) ... [2022-11-25 22:13:28,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:28" (1/1) ... [2022-11-25 22:13:28,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:28" (1/1) ... [2022-11-25 22:13:28,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:28" (1/1) ... [2022-11-25 22:13:28,175 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:28" (1/1) ... [2022-11-25 22:13:28,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:28" (1/1) ... [2022-11-25 22:13:28,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 22:13:28,180 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 22:13:28,180 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 22:13:28,180 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 22:13:28,181 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:28" (1/1) ... [2022-11-25 22:13:28,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:13:28,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:13:28,223 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 22:13:28,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 22:13:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-25 22:13:28,270 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-25 22:13:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 22:13:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 22:13:28,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 22:13:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-25 22:13:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 22:13:28,404 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 22:13:28,406 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 22:13:28,550 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 22:13:28,680 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 22:13:28,681 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 22:13:28,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:13:28 BoogieIcfgContainer [2022-11-25 22:13:28,684 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 22:13:28,686 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 22:13:28,687 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 22:13:28,690 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 22:13:28,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 10:13:26" (1/3) ... [2022-11-25 22:13:28,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@368ee050 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:13:28, skipping insertion in model container [2022-11-25 22:13:28,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:28" (2/3) ... [2022-11-25 22:13:28,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@368ee050 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:13:28, skipping insertion in model container [2022-11-25 22:13:28,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:13:28" (3/3) ... [2022-11-25 22:13:28,693 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_multiply_42_bad.i [2022-11-25 22:13:28,714 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 22:13:28,715 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-25 22:13:28,766 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 22:13:28,788 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;@11ebc7a0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 22:13:28,788 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-25 22:13:28,793 INFO L276 IsEmpty]: Start isEmpty. Operand has 14 states, 8 states have (on average 1.375) internal successors, (11), 10 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-25 22:13:28,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-25 22:13:28,800 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:13:28,801 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:13:28,801 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-25 22:13:28,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:13:28,807 INFO L85 PathProgramCache]: Analyzing trace with hash 1702117767, now seen corresponding path program 1 times [2022-11-25 22:13:28,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:13:28,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287613148] [2022-11-25 22:13:28,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:13:28,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:13:29,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 22:13:29,086 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 22:13:29,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 22:13:29,215 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-25 22:13:29,217 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-11-25 22:13:29,219 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-25 22:13:29,221 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-25 22:13:29,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 22:13:29,227 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2022-11-25 22:13:29,232 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 22:13:29,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 10:13:29 BoogieIcfgContainer [2022-11-25 22:13:29,267 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 22:13:29,267 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 22:13:29,268 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 22:13:29,268 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 22:13:29,269 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:13:28" (3/4) ... [2022-11-25 22:13:29,273 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-25 22:13:29,273 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 22:13:29,274 INFO L158 Benchmark]: Toolchain (without parser) took 2559.48ms. Allocated memory was 153.1MB in the beginning and 197.1MB in the end (delta: 44.0MB). Free memory was 108.5MB in the beginning and 145.9MB in the end (delta: -37.4MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2022-11-25 22:13:29,275 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:13:29,276 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1359.47ms. Allocated memory is still 153.1MB. Free memory was 108.5MB in the beginning and 87.3MB in the end (delta: 21.2MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2022-11-25 22:13:29,276 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.91ms. Allocated memory is still 153.1MB. Free memory was 87.3MB in the beginning and 84.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 22:13:29,277 INFO L158 Benchmark]: Boogie Preprocessor took 26.83ms. Allocated memory is still 153.1MB. Free memory was 84.3MB in the beginning and 83.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 22:13:29,278 INFO L158 Benchmark]: RCFGBuilder took 504.71ms. Allocated memory is still 153.1MB. Free memory was 83.1MB in the beginning and 63.3MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-25 22:13:29,278 INFO L158 Benchmark]: TraceAbstraction took 580.32ms. Allocated memory was 153.1MB in the beginning and 197.1MB in the end (delta: 44.0MB). Free memory was 63.3MB in the beginning and 145.9MB in the end (delta: -82.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:13:29,279 INFO L158 Benchmark]: Witness Printer took 5.77ms. Allocated memory is still 197.1MB. Free memory was 145.9MB in the beginning and 145.9MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:13:29,282 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1359.47ms. Allocated memory is still 153.1MB. Free memory was 108.5MB in the beginning and 87.3MB in the end (delta: 21.2MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.91ms. Allocated memory is still 153.1MB. Free memory was 87.3MB in the beginning and 84.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.83ms. Allocated memory is still 153.1MB. Free memory was 84.3MB in the beginning and 83.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 504.71ms. Allocated memory is still 153.1MB. Free memory was 83.1MB in the beginning and 63.3MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 580.32ms. Allocated memory was 153.1MB in the beginning and 197.1MB in the end (delta: 44.0MB). Free memory was 63.3MB in the beginning and 145.9MB in the end (delta: -82.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.77ms. Allocated memory is still 197.1MB. Free memory was 145.9MB in the beginning and 145.9MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseXor at line 1550, overapproximation of bitwiseAnd at line 1550. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1567] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1567] RET printLine("Calling bad()...") VAL [\old(argc)=2147483648, argc=2147483648, argv={2147483650:2147483649}, argv={2147483650:2147483649}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] CALL CWE191_Integer_Underflow__int_rand_multiply_42_bad() [L1555] int data; [L1556] data = 0 [L1557] CALL, EXPR badSource(data) [L1550] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1550] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1550] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1551] return data; [L1557] RET, EXPR badSource(data) [L1557] data = badSource(data) [L1558] COND TRUE data < 0 VAL [data=-2147483648, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] data * 2 VAL [data=-2147483648, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-25 22:13:29,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_42_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d4d5d36e5d7b0805d339862d3f698a80bbbb96365815d5000485f7e94a60f646 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 22:13:31,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:13:31,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:13:31,980 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:13:31,980 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:13:31,984 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:13:31,987 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:13:31,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:13:31,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:13:32,000 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:13:32,001 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:13:32,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:13:32,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:13:32,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:13:32,004 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:13:32,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:13:32,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:13:32,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:13:32,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:13:32,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:13:32,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:13:32,031 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:13:32,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:13:32,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:13:32,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:13:32,043 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:13:32,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:13:32,045 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:13:32,046 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:13:32,047 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:13:32,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:13:32,048 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:13:32,050 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:13:32,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:13:32,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:13:32,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:13:32,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:13:32,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:13:32,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:13:32,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:13:32,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:13:32,056 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-25 22:13:32,097 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:13:32,097 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:13:32,098 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:13:32,099 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:13:32,100 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:13:32,100 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:13:32,100 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:13:32,100 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:13:32,101 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:13:32,101 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:13:32,102 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:13:32,102 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:13:32,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:13:32,103 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:13:32,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:13:32,104 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:13:32,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:13:32,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:13:32,104 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 22:13:32,105 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 22:13:32,105 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 22:13:32,105 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 22:13:32,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:13:32,106 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:13:32,106 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:13:32,106 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:13:32,107 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 22:13:32,107 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:13:32,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:13:32,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:13:32,108 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:13:32,108 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:13:32,108 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 22:13:32,109 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 22:13:32,109 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:13:32,109 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:13:32,109 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 22:13:32,109 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_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4d5d36e5d7b0805d339862d3f698a80bbbb96365815d5000485f7e94a60f646 [2022-11-25 22:13:32,533 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:13:32,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:13:32,569 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:13:32,570 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:13:32,571 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:13:32,573 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_42_bad.i [2022-11-25 22:13:35,775 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:13:36,247 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:13:36,248 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_42_bad.i [2022-11-25 22:13:36,275 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/data/bbd6b238a/e5404f197b734530956a25e7b51fa679/FLAG09f8f7236 [2022-11-25 22:13:36,292 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/data/bbd6b238a/e5404f197b734530956a25e7b51fa679 [2022-11-25 22:13:36,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:13:36,296 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:13:36,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:13:36,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:13:36,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:13:36,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:13:36" (1/1) ... [2022-11-25 22:13:36,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20db4553 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:36, skipping insertion in model container [2022-11-25 22:13:36,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:13:36" (1/1) ... [2022-11-25 22:13:36,313 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:13:36,374 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:13:36,787 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 22:13:37,231 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 22:13:37,237 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 22:13:37,240 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 22:13:37,251 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 22:13:37,252 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 22:13:37,288 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 22:13:37,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:13:37,309 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 22:13:37,346 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 22:13:37,398 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 22:13:37,400 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 22:13:37,401 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 22:13:37,403 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 22:13:37,403 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 22:13:37,409 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 22:13:37,410 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:13:37,572 INFO L208 MainTranslator]: Completed translation [2022-11-25 22:13:37,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:37 WrapperNode [2022-11-25 22:13:37,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:13:37,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 22:13:37,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 22:13:37,574 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 22:13:37,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:37" (1/1) ... [2022-11-25 22:13:37,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:37" (1/1) ... [2022-11-25 22:13:37,642 INFO L138 Inliner]: procedures = 505, calls = 55, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 61 [2022-11-25 22:13:37,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 22:13:37,643 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 22:13:37,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 22:13:37,644 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 22:13:37,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:37" (1/1) ... [2022-11-25 22:13:37,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:37" (1/1) ... [2022-11-25 22:13:37,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:37" (1/1) ... [2022-11-25 22:13:37,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:37" (1/1) ... [2022-11-25 22:13:37,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:37" (1/1) ... [2022-11-25 22:13:37,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:37" (1/1) ... [2022-11-25 22:13:37,712 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:37" (1/1) ... [2022-11-25 22:13:37,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:37" (1/1) ... [2022-11-25 22:13:37,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 22:13:37,718 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 22:13:37,718 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 22:13:37,718 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 22:13:37,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:37" (1/1) ... [2022-11-25 22:13:37,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:13:37,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:13:37,777 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 22:13:37,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 22:13:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-25 22:13:37,820 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-25 22:13:37,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-25 22:13:37,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 22:13:37,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 22:13:37,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 22:13:37,822 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-25 22:13:38,007 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 22:13:38,009 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 22:13:38,262 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 22:13:38,268 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 22:13:38,269 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 22:13:38,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:13:38 BoogieIcfgContainer [2022-11-25 22:13:38,271 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 22:13:38,273 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 22:13:38,273 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 22:13:38,276 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 22:13:38,276 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 10:13:36" (1/3) ... [2022-11-25 22:13:38,277 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34d5c064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:13:38, skipping insertion in model container [2022-11-25 22:13:38,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:13:37" (2/3) ... [2022-11-25 22:13:38,278 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34d5c064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:13:38, skipping insertion in model container [2022-11-25 22:13:38,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:13:38" (3/3) ... [2022-11-25 22:13:38,279 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_multiply_42_bad.i [2022-11-25 22:13:38,298 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 22:13:38,298 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-25 22:13:38,361 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 22:13:38,369 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;@711f88ad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 22:13:38,369 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-25 22:13:38,375 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 19 states have internal predecessors, (22), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-25 22:13:38,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-25 22:13:38,384 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:13:38,385 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:13:38,385 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-25 22:13:38,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:13:38,392 INFO L85 PathProgramCache]: Analyzing trace with hash 149557746, now seen corresponding path program 1 times [2022-11-25 22:13:38,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-25 22:13:38,409 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [838075678] [2022-11-25 22:13:38,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:13:38,410 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 22:13:38,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/mathsat [2022-11-25 22:13:38,417 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 22:13:38,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-25 22:13:38,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 22:13:38,582 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 22:13:38,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 22:13:38,664 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2022-11-25 22:13:38,666 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-11-25 22:13:38,669 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-25 22:13:38,672 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-25 22:13:38,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-25 22:13:38,887 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 22:13:38,892 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2022-11-25 22:13:38,896 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 22:13:38,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 10:13:38 BoogieIcfgContainer [2022-11-25 22:13:38,928 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 22:13:38,929 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 22:13:38,929 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 22:13:38,929 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 22:13:38,930 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:13:38" (3/4) ... [2022-11-25 22:13:38,934 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-25 22:13:38,976 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/witness.graphml [2022-11-25 22:13:38,976 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 22:13:38,978 INFO L158 Benchmark]: Toolchain (without parser) took 2681.28ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 45.9MB in the beginning and 51.6MB in the end (delta: -5.7MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2022-11-25 22:13:38,978 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 71.3MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:13:38,979 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1273.72ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 45.7MB in the beginning and 38.4MB in the end (delta: 7.2MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2022-11-25 22:13:38,979 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.41ms. Allocated memory is still 88.1MB. Free memory was 38.4MB in the beginning and 35.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 22:13:38,980 INFO L158 Benchmark]: Boogie Preprocessor took 73.96ms. Allocated memory is still 88.1MB. Free memory was 35.5MB in the beginning and 60.0MB in the end (delta: -24.5MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2022-11-25 22:13:38,981 INFO L158 Benchmark]: RCFGBuilder took 553.20ms. Allocated memory is still 88.1MB. Free memory was 59.7MB in the beginning and 46.2MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-25 22:13:38,981 INFO L158 Benchmark]: TraceAbstraction took 655.42ms. Allocated memory is still 88.1MB. Free memory was 45.8MB in the beginning and 53.7MB in the end (delta: -8.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:13:38,982 INFO L158 Benchmark]: Witness Printer took 47.70ms. Allocated memory is still 88.1MB. Free memory was 53.7MB in the beginning and 51.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 22:13:38,985 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 71.3MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1273.72ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 45.7MB in the beginning and 38.4MB in the end (delta: 7.2MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.41ms. Allocated memory is still 88.1MB. Free memory was 38.4MB in the beginning and 35.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.96ms. Allocated memory is still 88.1MB. Free memory was 35.5MB in the beginning and 60.0MB in the end (delta: -24.5MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * RCFGBuilder took 553.20ms. Allocated memory is still 88.1MB. Free memory was 59.7MB in the beginning and 46.2MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 655.42ms. Allocated memory is still 88.1MB. Free memory was 45.8MB in the beginning and 53.7MB in the end (delta: -8.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 47.70ms. Allocated memory is still 88.1MB. Free memory was 53.7MB in the beginning and 51.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 1560]: integer overflow possible integer overflow possible We found a FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1567] RET printLine("Calling bad()...") VAL [\old(argc)=12, argc=12, argv={13:12}, argv={13:12}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] CALL CWE191_Integer_Underflow__int_rand_multiply_42_bad() [L1555] int data; [L1556] data = 0 [L1557] CALL, EXPR badSource(data) [L1550] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1550] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [\old(data)=0, data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, rand()=0, rand()=32768, rand()=0, rand()=0, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=-1073741825] [L1550] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1551] return data; VAL [\old(data)=0, \result=-1073741825, data=-1073741825, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] RET, EXPR badSource(data) [L1557] data = badSource(data) [L1558] COND TRUE data < 0 VAL [data=-1073741825, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] data * 2 VAL [data=-1073741825, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 RESULT: Ultimate proved your program to be incorrect! [2022-11-25 22:13:39,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2018e330-0dca-43f8-9227-2522ba0780d6/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)