./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_44_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/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_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_44_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/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_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/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 26c5f8f9a74fbc25cae071c3d700ef56d42b58959b621010c657fe43468f127f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-26 00:47:54,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:47:54,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:47:54,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:47:54,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:47:54,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:47:54,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:47:54,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:47:54,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:47:54,405 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:47:54,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:47:54,411 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:47:54,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:47:54,417 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:47:54,418 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:47:54,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:47:54,424 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:47:54,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:47:54,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:47:54,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:47:54,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:47:54,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:47:54,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:47:54,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:47:54,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:47:54,455 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:47:54,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:47:54,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:47:54,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:47:54,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:47:54,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:47:54,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:47:54,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:47:54,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:47:54,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:47:54,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:47:54,470 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:47:54,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:47:54,471 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:47:54,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:47:54,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:47:54,476 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-26 00:47:54,525 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:47:54,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:47:54,526 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:47:54,526 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:47:54,527 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:47:54,528 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:47:54,528 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:47:54,528 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:47:54,528 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:47:54,529 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:47:54,530 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:47:54,530 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:47:54,531 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:47:54,531 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:47:54,531 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:47:54,531 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:47:54,532 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:47:54,532 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:47:54,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:47:54,533 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:47:54,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:47:54,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:47:54,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:47:54,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:47:54,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:47:54,535 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 00:47:54,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:47:54,535 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:47:54,536 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:47:54,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:47:54,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:47:54,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:47:54,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:47:54,537 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:47:54,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:47:54,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:47:54,538 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:47:54,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:47:54,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:47:54,539 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:47:54,539 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_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26c5f8f9a74fbc25cae071c3d700ef56d42b58959b621010c657fe43468f127f [2022-11-26 00:47:54,867 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:47:54,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:47:54,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:47:54,911 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:47:54,912 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:47:54,913 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_44_bad.i [2022-11-26 00:47:58,028 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:47:58,443 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:47:58,443 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_44_bad.i [2022-11-26 00:47:58,476 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/data/0867f5652/9208b1d96ff04943a725fdcf56f771c8/FLAG5c44f57e9 [2022-11-26 00:47:58,494 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/data/0867f5652/9208b1d96ff04943a725fdcf56f771c8 [2022-11-26 00:47:58,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:47:58,499 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:47:58,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:47:58,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:47:58,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:47:58,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:47:58" (1/1) ... [2022-11-26 00:47:58,509 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@132bea23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:58, skipping insertion in model container [2022-11-26 00:47:58,509 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:47:58" (1/1) ... [2022-11-26 00:47:58,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:47:58,592 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:47:59,028 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-26 00:47:59,614 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-26 00:47:59,621 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-26 00:47:59,623 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-26 00:47:59,626 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-26 00:47:59,627 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-26 00:47:59,663 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-26 00:47:59,665 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:47:59,676 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:47:59,697 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-26 00:47:59,748 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-26 00:47:59,750 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-26 00:47:59,751 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-26 00:47:59,754 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-26 00:47:59,755 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-26 00:47:59,762 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-26 00:47:59,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:47:59,916 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:47:59,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:59 WrapperNode [2022-11-26 00:47:59,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:47:59,918 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:47:59,918 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:47:59,918 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:47:59,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:59" (1/1) ... [2022-11-26 00:47:59,971 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:59" (1/1) ... [2022-11-26 00:48:00,006 INFO L138 Inliner]: procedures = 501, calls = 56, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 61 [2022-11-26 00:48:00,006 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:48:00,007 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:48:00,007 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:48:00,008 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:48:00,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:59" (1/1) ... [2022-11-26 00:48:00,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:59" (1/1) ... [2022-11-26 00:48:00,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:59" (1/1) ... [2022-11-26 00:48:00,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:59" (1/1) ... [2022-11-26 00:48:00,033 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:59" (1/1) ... [2022-11-26 00:48:00,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:59" (1/1) ... [2022-11-26 00:48:00,037 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:59" (1/1) ... [2022-11-26 00:48:00,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:59" (1/1) ... [2022-11-26 00:48:00,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:48:00,042 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:48:00,042 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:48:00,043 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:48:00,044 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:59" (1/1) ... [2022-11-26 00:48:00,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:48:00,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:48:00,081 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:48:00,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:48:00,153 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-26 00:48:00,153 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-26 00:48:00,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:48:00,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:48:00,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:48:00,154 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-26 00:48:00,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-26 00:48:00,365 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:48:00,367 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:48:00,611 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:48:00,748 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:48:00,754 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-26 00:48:00,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:48:00 BoogieIcfgContainer [2022-11-26 00:48:00,758 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:48:00,761 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:48:00,763 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:48:00,767 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:48:00,767 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:47:58" (1/3) ... [2022-11-26 00:48:00,768 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@537419df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:48:00, skipping insertion in model container [2022-11-26 00:48:00,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:59" (2/3) ... [2022-11-26 00:48:00,771 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@537419df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:48:00, skipping insertion in model container [2022-11-26 00:48:00,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:48:00" (3/3) ... [2022-11-26 00:48:00,773 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_multiply_44_bad.i [2022-11-26 00:48:00,793 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:48:00,793 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-26 00:48:00,840 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-26 00:48:00,846 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;@336ce30, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-26 00:48:00,847 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-26 00:48:00,851 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) [2022-11-26 00:48:00,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-26 00:48:00,857 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:48:00,858 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:48:00,858 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-26 00:48:00,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:48:00,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1645254582, now seen corresponding path program 1 times [2022-11-26 00:48:00,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:48:00,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312241345] [2022-11-26 00:48:00,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:48:00,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:48:01,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-26 00:48:01,091 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-26 00:48:01,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-26 00:48:01,244 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-26 00:48:01,246 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-11-26 00:48:01,247 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-26 00:48:01,249 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-26 00:48:01,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-26 00:48:01,258 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2022-11-26 00:48:01,265 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-26 00:48:01,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 12:48:01 BoogieIcfgContainer [2022-11-26 00:48:01,287 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-26 00:48:01,288 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-26 00:48:01,288 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-26 00:48:01,288 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-26 00:48:01,289 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:48:00" (3/4) ... [2022-11-26 00:48:01,292 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-26 00:48:01,293 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-26 00:48:01,294 INFO L158 Benchmark]: Toolchain (without parser) took 2794.74ms. Allocated memory is still 176.2MB. Free memory was 131.1MB in the beginning and 65.7MB in the end (delta: 65.3MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2022-11-26 00:48:01,294 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 132.1MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:48:01,295 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1416.05ms. Allocated memory is still 176.2MB. Free memory was 130.6MB in the beginning and 112.8MB in the end (delta: 17.7MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2022-11-26 00:48:01,296 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.82ms. Allocated memory is still 176.2MB. Free memory was 112.8MB in the beginning and 109.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-26 00:48:01,296 INFO L158 Benchmark]: Boogie Preprocessor took 34.39ms. Allocated memory is still 176.2MB. Free memory was 109.8MB in the beginning and 107.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-26 00:48:01,297 INFO L158 Benchmark]: RCFGBuilder took 715.76ms. Allocated memory is still 176.2MB. Free memory was 107.7MB in the beginning and 88.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-26 00:48:01,297 INFO L158 Benchmark]: TraceAbstraction took 526.33ms. Allocated memory is still 176.2MB. Free memory was 87.7MB in the beginning and 66.7MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-26 00:48:01,300 INFO L158 Benchmark]: Witness Printer took 4.97ms. Allocated memory is still 176.2MB. Free memory was 66.7MB in the beginning and 65.7MB in the end (delta: 956.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:48:01,304 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 132.1MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1416.05ms. Allocated memory is still 176.2MB. Free memory was 130.6MB in the beginning and 112.8MB in the end (delta: 17.7MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.82ms. Allocated memory is still 176.2MB. Free memory was 112.8MB in the beginning and 109.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.39ms. Allocated memory is still 176.2MB. Free memory was 109.8MB in the beginning and 107.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 715.76ms. Allocated memory is still 176.2MB. Free memory was 107.7MB in the beginning and 88.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 526.33ms. Allocated memory is still 176.2MB. Free memory was 87.7MB in the beginning and 66.7MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 4.97ms. Allocated memory is still 176.2MB. Free memory was 66.7MB in the beginning and 65.7MB in the end (delta: 956.7kB). 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: 1552]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseXor at line 1561, overapproximation of bitwiseAnd at line 1561. 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)=2147483649, argc=2147483649, argv={2147483651:2147483650}, argv={2147483651:2147483650}, 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_44_bad() [L1558] int data; [L1559] void (*funcPtr) (int) = badSink; [L1560] data = 0 [L1561] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1561] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1561] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1562] CALL funcPtr(data) [L1550] COND TRUE data < 0 VAL [\old(data)=-2147483648, 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] [L1552] data * 2 VAL [\old(data)=-2147483648, 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: 1552]: 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: 0.4s, 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 [2022-11-26 00:48:01,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/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 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_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/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_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_44_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/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_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/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 26c5f8f9a74fbc25cae071c3d700ef56d42b58959b621010c657fe43468f127f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-26 00:48:03,895 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:48:03,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:48:03,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:48:03,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:48:03,942 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:48:03,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:48:03,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:48:03,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:48:03,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:48:03,948 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:48:03,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:48:03,950 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:48:03,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:48:03,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:48:03,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:48:03,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:48:03,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:48:03,957 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:48:03,959 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:48:03,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:48:03,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:48:03,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:48:03,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:48:03,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:48:03,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:48:03,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:48:03,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:48:03,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:48:03,973 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:48:03,973 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:48:03,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:48:03,975 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:48:03,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:48:03,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:48:03,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:48:03,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:48:03,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:48:03,979 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:48:03,980 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:48:03,981 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:48:03,982 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-26 00:48:04,004 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:48:04,005 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:48:04,005 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:48:04,006 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:48:04,007 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:48:04,007 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:48:04,007 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:48:04,008 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:48:04,008 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:48:04,009 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:48:04,009 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:48:04,009 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:48:04,010 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:48:04,011 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:48:04,011 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:48:04,011 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:48:04,012 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:48:04,012 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:48:04,012 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-26 00:48:04,013 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-26 00:48:04,013 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 00:48:04,013 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-26 00:48:04,014 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:48:04,014 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:48:04,014 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:48:04,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:48:04,015 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-26 00:48:04,015 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:48:04,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:48:04,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:48:04,016 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:48:04,017 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:48:04,017 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-26 00:48:04,017 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-26 00:48:04,017 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:48:04,018 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:48:04,018 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-26 00:48:04,018 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_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26c5f8f9a74fbc25cae071c3d700ef56d42b58959b621010c657fe43468f127f [2022-11-26 00:48:04,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:48:04,399 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:48:04,402 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:48:04,403 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:48:04,404 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:48:04,405 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_44_bad.i [2022-11-26 00:48:07,434 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:48:07,823 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:48:07,824 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_44_bad.i [2022-11-26 00:48:07,845 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/data/3705f1e5f/6782880023934b9ba2101b6671df5185/FLAGbd8dd40ab [2022-11-26 00:48:07,865 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/data/3705f1e5f/6782880023934b9ba2101b6671df5185 [2022-11-26 00:48:07,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:48:07,869 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:48:07,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:48:07,870 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:48:07,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:48:07,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:48:07" (1/1) ... [2022-11-26 00:48:07,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@80cf436 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:48:07, skipping insertion in model container [2022-11-26 00:48:07,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:48:07" (1/1) ... [2022-11-26 00:48:07,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:48:07,944 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:48:08,391 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-26 00:48:09,167 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-26 00:48:09,171 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-26 00:48:09,172 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-26 00:48:09,174 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-26 00:48:09,175 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-26 00:48:09,205 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-26 00:48:09,207 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:48:09,221 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:48:09,257 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-26 00:48:09,322 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-26 00:48:09,324 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-26 00:48:09,325 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-26 00:48:09,331 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-26 00:48:09,332 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-26 00:48:09,347 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-26 00:48:09,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:48:09,480 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:48:09,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:48:09 WrapperNode [2022-11-26 00:48:09,481 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:48:09,482 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:48:09,482 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:48:09,482 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:48:09,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:48:09" (1/1) ... [2022-11-26 00:48:09,518 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:48:09" (1/1) ... [2022-11-26 00:48:09,543 INFO L138 Inliner]: procedures = 506, calls = 56, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 61 [2022-11-26 00:48:09,543 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:48:09,544 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:48:09,544 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:48:09,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:48:09,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:48:09" (1/1) ... [2022-11-26 00:48:09,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:48:09" (1/1) ... [2022-11-26 00:48:09,558 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:48:09" (1/1) ... [2022-11-26 00:48:09,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:48:09" (1/1) ... [2022-11-26 00:48:09,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:48:09" (1/1) ... [2022-11-26 00:48:09,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:48:09" (1/1) ... [2022-11-26 00:48:09,573 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:48:09" (1/1) ... [2022-11-26 00:48:09,574 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:48:09" (1/1) ... [2022-11-26 00:48:09,578 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:48:09,579 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:48:09,579 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:48:09,579 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:48:09,580 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:48:09" (1/1) ... [2022-11-26 00:48:09,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:48:09,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:48:09,613 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:48:09,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:48:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-26 00:48:09,683 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-26 00:48:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-26 00:48:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:48:09,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:48:09,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:48:09,684 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-26 00:48:09,844 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:48:09,847 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:48:09,987 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:48:09,993 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:48:09,993 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-26 00:48:09,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:48:09 BoogieIcfgContainer [2022-11-26 00:48:09,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:48:09,998 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:48:09,998 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:48:10,001 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:48:10,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:48:07" (1/3) ... [2022-11-26 00:48:10,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@741088c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:48:10, skipping insertion in model container [2022-11-26 00:48:10,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:48:09" (2/3) ... [2022-11-26 00:48:10,003 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@741088c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:48:10, skipping insertion in model container [2022-11-26 00:48:10,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:48:09" (3/3) ... [2022-11-26 00:48:10,005 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_multiply_44_bad.i [2022-11-26 00:48:10,027 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:48:10,027 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-26 00:48:10,092 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-26 00:48:10,101 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;@56f9a2d1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-26 00:48:10,101 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-26 00:48:10,107 INFO L276 IsEmpty]: Start isEmpty. Operand has 24 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 20 states have internal predecessors, (23), 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) [2022-11-26 00:48:10,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-26 00:48:10,118 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:48:10,119 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:48:10,119 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-26 00:48:10,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:48:10,129 INFO L85 PathProgramCache]: Analyzing trace with hash 84697761, now seen corresponding path program 1 times [2022-11-26 00:48:10,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 00:48:10,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1352906215] [2022-11-26 00:48:10,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:48:10,149 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 00:48:10,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 00:48:10,159 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 00:48:10,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-26 00:48:10,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-26 00:48:10,314 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-26 00:48:10,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-26 00:48:10,416 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2022-11-26 00:48:10,418 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-11-26 00:48:10,419 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-26 00:48:10,421 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-26 00:48:10,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/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 [2022-11-26 00:48:10,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 00:48:10,640 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2022-11-26 00:48:10,645 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-26 00:48:10,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 12:48:10 BoogieIcfgContainer [2022-11-26 00:48:10,679 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-26 00:48:10,680 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-26 00:48:10,680 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-26 00:48:10,680 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-26 00:48:10,680 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:48:09" (3/4) ... [2022-11-26 00:48:10,682 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-26 00:48:10,726 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/bin/utaipan-ByfvJB40ur/witness.graphml [2022-11-26 00:48:10,726 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-26 00:48:10,728 INFO L158 Benchmark]: Toolchain (without parser) took 2858.78ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 49.9MB in the beginning and 46.8MB in the end (delta: 3.1MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2022-11-26 00:48:10,728 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 75.5MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:48:10,729 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1611.11ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 49.6MB in the beginning and 55.3MB in the end (delta: -5.6MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2022-11-26 00:48:10,729 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.01ms. Allocated memory is still 102.8MB. Free memory was 55.3MB in the beginning and 52.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-26 00:48:10,730 INFO L158 Benchmark]: Boogie Preprocessor took 34.11ms. Allocated memory is still 102.8MB. Free memory was 52.1MB in the beginning and 50.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-26 00:48:10,731 INFO L158 Benchmark]: RCFGBuilder took 416.92ms. Allocated memory is still 102.8MB. Free memory was 50.1MB in the beginning and 66.8MB in the end (delta: -16.7MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2022-11-26 00:48:10,731 INFO L158 Benchmark]: TraceAbstraction took 681.01ms. Allocated memory is still 102.8MB. Free memory was 66.3MB in the beginning and 49.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-26 00:48:10,732 INFO L158 Benchmark]: Witness Printer took 46.93ms. Allocated memory is still 102.8MB. Free memory was 49.5MB in the beginning and 46.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-26 00:48:10,735 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 75.5MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1611.11ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 49.6MB in the beginning and 55.3MB in the end (delta: -5.6MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.01ms. Allocated memory is still 102.8MB. Free memory was 55.3MB in the beginning and 52.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.11ms. Allocated memory is still 102.8MB. Free memory was 52.1MB in the beginning and 50.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 416.92ms. Allocated memory is still 102.8MB. Free memory was 50.1MB in the beginning and 66.8MB in the end (delta: -16.7MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * TraceAbstraction took 681.01ms. Allocated memory is still 102.8MB. Free memory was 66.3MB in the beginning and 49.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 46.93ms. Allocated memory is still 102.8MB. Free memory was 49.5MB in the beginning and 46.8MB in the end (delta: 2.7MB). 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: 1552]: 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_44_bad() [L1558] int data; [L1559] void (*funcPtr) (int) = badSink; [L1560] data = 0 [L1561] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1561] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [={-1:0}, 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()=32766, rand()=0, rand()=1, rand()=32767, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=-2147483647] [L1561] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1562] CALL funcPtr(data) [L1550] COND TRUE data < 0 VAL [\old(data)=-2147483647, data=-2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] data * 2 VAL [\old(data)=-2147483647, data=-2147483647, 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: 1552]: 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, 24 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, 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=24occurred 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, 12 NumberOfCodeBlocks, 12 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! [2022-11-26 00:48:10,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afe2e946-fcac-4d8a-b677-3d6fe53e4c7f/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)