./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 444b5752868bbd74c58edd97704f691177109dc29746364d37c5e1376d108a0e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 17:29:26,673 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 17:29:26,675 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 17:29:26,694 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 17:29:26,694 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 17:29:26,695 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 17:29:26,697 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 17:29:26,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 17:29:26,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 17:29:26,701 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 17:29:26,702 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 17:29:26,703 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 17:29:26,703 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 17:29:26,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 17:29:26,705 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 17:29:26,706 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 17:29:26,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 17:29:26,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 17:29:26,710 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 17:29:26,711 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 17:29:26,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 17:29:26,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 17:29:26,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 17:29:26,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 17:29:26,720 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 17:29:26,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 17:29:26,720 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 17:29:26,721 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 17:29:26,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 17:29:26,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 17:29:26,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 17:29:26,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 17:29:26,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 17:29:26,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 17:29:26,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 17:29:26,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 17:29:26,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 17:29:26,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 17:29:26,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 17:29:26,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 17:29:26,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 17:29:26,730 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-12-13 17:29:26,750 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 17:29:26,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 17:29:26,751 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 17:29:26,751 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 17:29:26,752 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 17:29:26,752 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 17:29:26,752 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 17:29:26,753 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 17:29:26,753 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 17:29:26,753 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 17:29:26,753 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 17:29:26,753 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 17:29:26,753 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 17:29:26,754 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 17:29:26,754 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 17:29:26,754 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 17:29:26,754 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 17:29:26,754 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 17:29:26,755 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 17:29:26,755 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 17:29:26,755 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 17:29:26,755 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 17:29:26,755 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 17:29:26,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:29:26,756 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 17:29:26,756 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 17:29:26,756 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 17:29:26,756 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 17:29:26,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 17:29:26,757 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 17:29:26,757 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 17:29:26,757 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 17:29:26,757 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 17:29:26,757 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 17:29:26,758 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 444b5752868bbd74c58edd97704f691177109dc29746364d37c5e1376d108a0e [2022-12-13 17:29:26,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 17:29:26,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 17:29:26,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 17:29:26,996 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 17:29:26,997 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 17:29:26,998 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_bad.i [2022-12-13 17:29:29,554 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 17:29:29,817 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 17:29:29,818 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_bad.i [2022-12-13 17:29:29,839 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/data/4167e3223/80e683f4468d4981a5bdb201c9776835/FLAGd2edaf194 [2022-12-13 17:29:29,853 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/data/4167e3223/80e683f4468d4981a5bdb201c9776835 [2022-12-13 17:29:29,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 17:29:29,857 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 17:29:29,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 17:29:29,858 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 17:29:29,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 17:29:29,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:29:29" (1/1) ... [2022-12-13 17:29:29,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59af8ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:29, skipping insertion in model container [2022-12-13 17:29:29,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:29:29" (1/1) ... [2022-12-13 17:29:29,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 17:29:29,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 17:29:30,235 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 17:29:30,652 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 17:29:30,658 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 17:29:30,660 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 17:29:30,662 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 17:29:30,662 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 17:29:31,053 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 17:29:31,054 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:29:31,061 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 17:29:31,073 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 17:29:31,101 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 17:29:31,102 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 17:29:31,103 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 17:29:31,105 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 17:29:31,105 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 17:29:31,114 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 17:29:31,115 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:29:31,329 INFO L208 MainTranslator]: Completed translation [2022-12-13 17:29:31,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:31 WrapperNode [2022-12-13 17:29:31,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 17:29:31,330 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 17:29:31,330 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 17:29:31,330 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 17:29:31,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:31" (1/1) ... [2022-12-13 17:29:31,354 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:31" (1/1) ... [2022-12-13 17:29:31,372 INFO L138 Inliner]: procedures = 937, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2022-12-13 17:29:31,373 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 17:29:31,373 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 17:29:31,373 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 17:29:31,373 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 17:29:31,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:31" (1/1) ... [2022-12-13 17:29:31,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:31" (1/1) ... [2022-12-13 17:29:31,382 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:31" (1/1) ... [2022-12-13 17:29:31,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:31" (1/1) ... [2022-12-13 17:29:31,386 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:31" (1/1) ... [2022-12-13 17:29:31,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:31" (1/1) ... [2022-12-13 17:29:31,388 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:31" (1/1) ... [2022-12-13 17:29:31,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:31" (1/1) ... [2022-12-13 17:29:31,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 17:29:31,392 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 17:29:31,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 17:29:31,392 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 17:29:31,392 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:31" (1/1) ... [2022-12-13 17:29:31,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:29:31,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:29:31,415 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 17:29:31,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 17:29:31,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 17:29:31,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 17:29:31,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 17:29:31,448 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 17:29:31,448 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 17:29:31,448 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 17:29:31,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 17:29:31,556 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 17:29:31,558 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 17:29:31,665 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 17:29:31,669 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 17:29:31,670 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 17:29:31,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:29:31 BoogieIcfgContainer [2022-12-13 17:29:31,671 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 17:29:31,673 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 17:29:31,673 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 17:29:31,675 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 17:29:31,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 05:29:29" (1/3) ... [2022-12-13 17:29:31,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2efeecd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 05:29:31, skipping insertion in model container [2022-12-13 17:29:31,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:31" (2/3) ... [2022-12-13 17:29:31,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2efeecd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 05:29:31, skipping insertion in model container [2022-12-13 17:29:31,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:29:31" (3/3) ... [2022-12-13 17:29:31,678 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_05_bad.i [2022-12-13 17:29:31,692 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 17:29:31,692 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-13 17:29:31,728 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 17:29:31,733 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@67dbc751, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 17:29:31,733 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-13 17:29:31,736 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 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) [2022-12-13 17:29:31,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-13 17:29:31,742 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:29:31,742 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:29:31,743 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 17:29:31,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:29:31,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1654475935, now seen corresponding path program 1 times [2022-12-13 17:29:31,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:29:31,754 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718664608] [2022-12-13 17:29:31,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:29:31,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:29:31,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:29:31,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:29:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:29:31,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 17:29:31,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:29:31,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718664608] [2022-12-13 17:29:31,902 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718664608] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:29:31,902 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:29:31,902 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-13 17:29:31,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518777327] [2022-12-13 17:29:31,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:29:31,908 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 17:29:31,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:29:31,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 17:29:31,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 17:29:31,937 INFO L87 Difference]: Start difference. First operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 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) Second operand has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 17:29:31,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:29:31,953 INFO L93 Difference]: Finished difference Result 23 states and 27 transitions. [2022-12-13 17:29:31,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 17:29:31,954 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-12-13 17:29:31,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:29:31,960 INFO L225 Difference]: With dead ends: 23 [2022-12-13 17:29:31,960 INFO L226 Difference]: Without dead ends: 15 [2022-12-13 17:29:31,962 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 17:29:31,964 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 17:29:31,965 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 17:29:31,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2022-12-13 17:29:31,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2022-12-13 17:29:31,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 17:29:31,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 17 transitions. [2022-12-13 17:29:31,988 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 17 transitions. Word has length 11 [2022-12-13 17:29:31,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:29:31,988 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 17 transitions. [2022-12-13 17:29:31,989 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 17:29:31,989 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2022-12-13 17:29:31,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-13 17:29:31,989 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:29:31,989 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:29:31,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 17:29:31,990 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 17:29:31,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:29:31,990 INFO L85 PathProgramCache]: Analyzing trace with hash -250853505, now seen corresponding path program 1 times [2022-12-13 17:29:31,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:29:31,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589381924] [2022-12-13 17:29:31,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:29:31,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:29:32,011 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 17:29:32,011 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [918707346] [2022-12-13 17:29:32,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:29:32,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 17:29:32,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:29:32,013 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 17:29:32,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 17:29:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:29:32,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 17:29:32,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:29:32,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 17:29:32,118 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 17:29:32,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:29:32,119 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589381924] [2022-12-13 17:29:32,119 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-13 17:29:32,119 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [918707346] [2022-12-13 17:29:32,119 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [918707346] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:29:32,119 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:29:32,119 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 17:29:32,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985858181] [2022-12-13 17:29:32,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:29:32,121 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 17:29:32,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:29:32,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 17:29:32,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 17:29:32,122 INFO L87 Difference]: Start difference. First operand 15 states and 17 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 17:29:32,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:29:32,127 INFO L93 Difference]: Finished difference Result 19 states and 20 transitions. [2022-12-13 17:29:32,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 17:29:32,127 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-12-13 17:29:32,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:29:32,128 INFO L225 Difference]: With dead ends: 19 [2022-12-13 17:29:32,128 INFO L226 Difference]: Without dead ends: 15 [2022-12-13 17:29:32,129 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 17:29:32,130 INFO L413 NwaCegarLoop]: 14 mSDtfsCounter, 8 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 17:29:32,131 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 14 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 17:29:32,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2022-12-13 17:29:32,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2022-12-13 17:29:32,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 17:29:32,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 16 transitions. [2022-12-13 17:29:32,134 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 16 transitions. Word has length 12 [2022-12-13 17:29:32,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:29:32,135 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 16 transitions. [2022-12-13 17:29:32,135 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 17:29:32,135 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2022-12-13 17:29:32,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-13 17:29:32,136 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:29:32,136 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:29:32,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 17:29:32,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 17:29:32,338 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 17:29:32,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:29:32,340 INFO L85 PathProgramCache]: Analyzing trace with hash -819187548, now seen corresponding path program 1 times [2022-12-13 17:29:32,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:29:32,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531388209] [2022-12-13 17:29:32,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:29:32,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:29:32,420 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 17:29:32,421 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2122426783] [2022-12-13 17:29:32,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:29:32,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 17:29:32,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:29:32,423 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 17:29:32,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 17:29:32,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:29:32,499 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 17:29:32,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:29:32,533 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 17:29:32,534 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 17:29:32,535 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-12-13 17:29:32,536 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-12-13 17:29:32,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-13 17:29:32,737 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 17:29:32,747 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-12-13 17:29:32,757 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 17:29:32,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 05:29:32 BoogieIcfgContainer [2022-12-13 17:29:32,789 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 17:29:32,790 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 17:29:32,790 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 17:29:32,790 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 17:29:32,790 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:29:31" (3/4) ... [2022-12-13 17:29:32,793 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 17:29:32,793 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 17:29:32,794 INFO L158 Benchmark]: Toolchain (without parser) took 2936.91ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 106.7MB in the beginning and 99.4MB in the end (delta: 7.3MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. [2022-12-13 17:29:32,794 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory was 81.6MB in the beginning and 81.5MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 17:29:32,794 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1471.55ms. Allocated memory is still 153.1MB. Free memory was 106.7MB in the beginning and 74.3MB in the end (delta: 32.4MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. [2022-12-13 17:29:32,795 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.81ms. Allocated memory is still 153.1MB. Free memory was 74.3MB in the beginning and 70.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 17:29:32,795 INFO L158 Benchmark]: Boogie Preprocessor took 18.01ms. Allocated memory is still 153.1MB. Free memory was 70.1MB in the beginning and 69.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 17:29:32,796 INFO L158 Benchmark]: RCFGBuilder took 279.53ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 69.1MB in the beginning and 146.6MB in the end (delta: -77.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 17:29:32,796 INFO L158 Benchmark]: TraceAbstraction took 1116.29ms. Allocated memory is still 184.5MB. Free memory was 145.5MB in the beginning and 99.4MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2022-12-13 17:29:32,796 INFO L158 Benchmark]: Witness Printer took 3.25ms. Allocated memory is still 184.5MB. Free memory is still 99.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 17:29:32,798 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory was 81.6MB in the beginning and 81.5MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1471.55ms. Allocated memory is still 153.1MB. Free memory was 106.7MB in the beginning and 74.3MB in the end (delta: 32.4MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.81ms. Allocated memory is still 153.1MB. Free memory was 74.3MB in the beginning and 70.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.01ms. Allocated memory is still 153.1MB. Free memory was 70.1MB in the beginning and 69.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 279.53ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 69.1MB in the beginning and 146.6MB in the end (delta: -77.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1116.29ms. Allocated memory is still 184.5MB. Free memory was 145.5MB in the beginning and 99.4MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Witness Printer took 3.25ms. Allocated memory is still 184.5MB. Free memory is still 99.4MB. 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: 1845]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseXor at line 1840, overapproximation of bitwiseAnd at line 1840. 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); [L1832] static int staticTrue = 1; [L1833] static int staticFalse = 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, staticFalse=0, staticTrue=1] [L1853] 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}, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1853] RET printLine("Calling bad()...") VAL [\old(argc)=12, argc=12, argv={13:14}, argv={13:14}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1854] CALL CWE190_Integer_Overflow__int_rand_square_05_bad() [L1836] int data; [L1837] data = 0 VAL [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, staticFalse=0, staticTrue=1] [L1838] COND TRUE \read(staticTrue) [L1840] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1840] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [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()=1, rand()=131074, rand()=0, rand()=0, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=4295032832, staticFalse=0, staticTrue=1] [L1840] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1842] COND TRUE \read(staticTrue) VAL [data=65536, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1845] data * data VAL [data=65536, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] - UnprovableResult [Line: 1845]: 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: 1.0s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 40 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 40 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 37 SizeOfPredicates, 0 NumberOfNonLiveVariables, 79 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 [2022-12-13 17:29:32,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 444b5752868bbd74c58edd97704f691177109dc29746364d37c5e1376d108a0e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 17:29:34,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 17:29:34,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 17:29:34,525 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 17:29:34,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 17:29:34,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 17:29:34,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 17:29:34,528 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 17:29:34,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 17:29:34,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 17:29:34,531 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 17:29:34,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 17:29:34,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 17:29:34,533 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 17:29:34,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 17:29:34,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 17:29:34,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 17:29:34,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 17:29:34,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 17:29:34,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 17:29:34,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 17:29:34,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 17:29:34,541 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 17:29:34,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 17:29:34,544 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 17:29:34,545 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 17:29:34,545 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 17:29:34,546 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 17:29:34,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 17:29:34,547 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 17:29:34,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 17:29:34,548 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 17:29:34,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 17:29:34,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 17:29:34,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 17:29:34,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 17:29:34,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 17:29:34,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 17:29:34,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 17:29:34,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 17:29:34,552 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 17:29:34,553 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-12-13 17:29:34,576 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 17:29:34,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 17:29:34,577 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 17:29:34,577 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 17:29:34,578 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 17:29:34,578 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 17:29:34,579 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 17:29:34,579 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 17:29:34,579 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 17:29:34,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 17:29:34,580 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 17:29:34,580 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 17:29:34,580 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 17:29:34,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 17:29:34,580 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 17:29:34,581 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 17:29:34,581 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 17:29:34,581 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 17:29:34,581 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 17:29:34,581 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 17:29:34,581 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 17:29:34,581 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 17:29:34,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 17:29:34,582 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 17:29:34,582 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 17:29:34,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:29:34,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 17:29:34,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 17:29:34,583 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 17:29:34,583 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 17:29:34,583 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 17:29:34,583 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 17:29:34,583 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 17:29:34,583 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 17:29:34,583 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 17:29:34,584 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 17:29:34,584 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 17:29:34,584 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 444b5752868bbd74c58edd97704f691177109dc29746364d37c5e1376d108a0e [2022-12-13 17:29:34,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 17:29:34,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 17:29:34,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 17:29:34,866 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 17:29:34,866 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 17:29:34,867 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_bad.i [2022-12-13 17:29:37,470 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 17:29:37,773 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 17:29:37,774 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_bad.i [2022-12-13 17:29:37,803 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/data/8502308d0/a0f310a91a0d4897aa40e524c83efc29/FLAG5c7183b86 [2022-12-13 17:29:37,816 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/data/8502308d0/a0f310a91a0d4897aa40e524c83efc29 [2022-12-13 17:29:37,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 17:29:37,820 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 17:29:37,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 17:29:37,822 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 17:29:37,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 17:29:37,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:29:37" (1/1) ... [2022-12-13 17:29:37,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78ce5e1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:37, skipping insertion in model container [2022-12-13 17:29:37,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:29:37" (1/1) ... [2022-12-13 17:29:37,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 17:29:37,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 17:29:38,232 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 17:29:38,754 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 17:29:38,758 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 17:29:38,759 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 17:29:38,760 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 17:29:38,761 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 17:29:39,120 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 17:29:39,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:29:39,132 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 17:29:39,149 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 17:29:39,196 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 17:29:39,197 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 17:29:39,198 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 17:29:39,200 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 17:29:39,201 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 17:29:39,223 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 17:29:39,224 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:29:39,486 INFO L208 MainTranslator]: Completed translation [2022-12-13 17:29:39,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:39 WrapperNode [2022-12-13 17:29:39,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 17:29:39,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 17:29:39,487 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 17:29:39,487 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 17:29:39,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:39" (1/1) ... [2022-12-13 17:29:39,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:39" (1/1) ... [2022-12-13 17:29:39,542 INFO L138 Inliner]: procedures = 942, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2022-12-13 17:29:39,542 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 17:29:39,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 17:29:39,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 17:29:39,543 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 17:29:39,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:39" (1/1) ... [2022-12-13 17:29:39,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:39" (1/1) ... [2022-12-13 17:29:39,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:39" (1/1) ... [2022-12-13 17:29:39,556 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:39" (1/1) ... [2022-12-13 17:29:39,563 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:39" (1/1) ... [2022-12-13 17:29:39,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:39" (1/1) ... [2022-12-13 17:29:39,567 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:39" (1/1) ... [2022-12-13 17:29:39,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:39" (1/1) ... [2022-12-13 17:29:39,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 17:29:39,573 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 17:29:39,573 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 17:29:39,573 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 17:29:39,573 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:39" (1/1) ... [2022-12-13 17:29:39,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:29:39,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:29:39,599 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 17:29:39,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 17:29:39,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 17:29:39,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 17:29:39,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 17:29:39,628 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 17:29:39,628 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 17:29:39,628 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 17:29:39,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 17:29:39,738 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 17:29:39,740 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 17:29:41,465 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 17:29:41,470 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 17:29:41,470 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 17:29:41,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:29:41 BoogieIcfgContainer [2022-12-13 17:29:41,472 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 17:29:41,474 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 17:29:41,474 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 17:29:41,477 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 17:29:41,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 05:29:37" (1/3) ... [2022-12-13 17:29:41,477 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dc315ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 05:29:41, skipping insertion in model container [2022-12-13 17:29:41,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:29:39" (2/3) ... [2022-12-13 17:29:41,478 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dc315ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 05:29:41, skipping insertion in model container [2022-12-13 17:29:41,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:29:41" (3/3) ... [2022-12-13 17:29:41,479 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_05_bad.i [2022-12-13 17:29:41,494 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 17:29:41,494 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-13 17:29:41,535 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 17:29:41,542 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@43f638c6, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 17:29:41,542 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-13 17:29:41,546 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 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) [2022-12-13 17:29:41,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-13 17:29:41,553 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:29:41,553 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:29:41,554 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 17:29:41,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:29:41,558 INFO L85 PathProgramCache]: Analyzing trace with hash 1654475935, now seen corresponding path program 1 times [2022-12-13 17:29:41,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 17:29:41,569 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1741165146] [2022-12-13 17:29:41,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:29:41,570 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 17:29:41,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 17:29:41,571 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 17:29:41,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-13 17:29:41,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:29:41,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 17:29:41,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:29:41,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 17:29:41,730 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 17:29:41,731 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 17:29:41,731 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1741165146] [2022-12-13 17:29:41,731 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1741165146] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:29:41,732 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:29:41,732 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 17:29:41,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267673928] [2022-12-13 17:29:41,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:29:41,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 17:29:41,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 17:29:41,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 17:29:41,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 17:29:41,767 INFO L87 Difference]: Start difference. First operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 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) Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 17:29:41,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:29:41,787 INFO L93 Difference]: Finished difference Result 39 states and 44 transitions. [2022-12-13 17:29:41,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 17:29:41,789 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-12-13 17:29:41,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:29:41,793 INFO L225 Difference]: With dead ends: 39 [2022-12-13 17:29:41,793 INFO L226 Difference]: Without dead ends: 16 [2022-12-13 17:29:41,795 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 17:29:41,797 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 17 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 17:29:41,798 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 23 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 17:29:41,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2022-12-13 17:29:41,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2022-12-13 17:29:41,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 12 states have (on average 1.25) internal successors, (15), 13 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 17:29:41,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 17 transitions. [2022-12-13 17:29:41,822 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 17 transitions. Word has length 11 [2022-12-13 17:29:41,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:29:41,822 INFO L495 AbstractCegarLoop]: Abstraction has 16 states and 17 transitions. [2022-12-13 17:29:41,822 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 17:29:41,823 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2022-12-13 17:29:41,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-13 17:29:41,824 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:29:41,824 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:29:41,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-13 17:29:42,025 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 17:29:42,026 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 17:29:42,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:29:42,028 INFO L85 PathProgramCache]: Analyzing trace with hash 804858586, now seen corresponding path program 1 times [2022-12-13 17:29:42,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 17:29:42,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [441964869] [2022-12-13 17:29:42,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:29:42,031 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 17:29:42,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 17:29:42,062 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 17:29:42,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-12-13 17:29:42,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:29:42,193 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 17:29:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:29:42,260 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-12-13 17:29:42,260 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 17:29:42,261 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-12-13 17:29:42,263 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-12-13 17:29:42,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-12-13 17:29:42,463 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 17:29:42,477 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2022-12-13 17:29:42,493 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 17:29:42,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 05:29:42 BoogieIcfgContainer [2022-12-13 17:29:42,522 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 17:29:42,522 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 17:29:42,522 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 17:29:42,523 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 17:29:42,523 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:29:41" (3/4) ... [2022-12-13 17:29:42,524 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-13 17:29:42,551 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 17:29:42,551 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 17:29:42,551 INFO L158 Benchmark]: Toolchain (without parser) took 4731.38ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 34.8MB in the beginning and 36.2MB in the end (delta: -1.4MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2022-12-13 17:29:42,552 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 48.2MB. Free memory was 26.4MB in the beginning and 26.4MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 17:29:42,552 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1664.92ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 34.7MB in the beginning and 40.0MB in the end (delta: -5.3MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2022-12-13 17:29:42,552 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.56ms. Allocated memory is still 73.4MB. Free memory was 40.0MB in the beginning and 35.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 17:29:42,553 INFO L158 Benchmark]: Boogie Preprocessor took 28.98ms. Allocated memory is still 73.4MB. Free memory was 35.8MB in the beginning and 33.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 17:29:42,553 INFO L158 Benchmark]: RCFGBuilder took 1899.21ms. Allocated memory is still 73.4MB. Free memory was 33.7MB in the beginning and 36.6MB in the end (delta: -2.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 17:29:42,553 INFO L158 Benchmark]: TraceAbstraction took 1048.03ms. Allocated memory is still 73.4MB. Free memory was 36.0MB in the beginning and 38.7MB in the end (delta: -2.7MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2022-12-13 17:29:42,553 INFO L158 Benchmark]: Witness Printer took 28.56ms. Allocated memory is still 73.4MB. Free memory was 38.7MB in the beginning and 36.2MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 17:29:42,555 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 48.2MB. Free memory was 26.4MB in the beginning and 26.4MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1664.92ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 34.7MB in the beginning and 40.0MB in the end (delta: -5.3MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.56ms. Allocated memory is still 73.4MB. Free memory was 40.0MB in the beginning and 35.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.98ms. Allocated memory is still 73.4MB. Free memory was 35.8MB in the beginning and 33.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1899.21ms. Allocated memory is still 73.4MB. Free memory was 33.7MB in the beginning and 36.6MB in the end (delta: -2.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1048.03ms. Allocated memory is still 73.4MB. Free memory was 36.0MB in the beginning and 38.7MB in the end (delta: -2.7MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. * Witness Printer took 28.56ms. Allocated memory is still 73.4MB. Free memory was 38.7MB in the beginning and 36.2MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. 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: 1845]: 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); [L1832] static int staticTrue = 1; [L1833] static int staticFalse = 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, staticFalse=0, staticTrue=1] [L1853] 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}, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1853] 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, staticFalse=0, staticTrue=1] [L1854] CALL CWE190_Integer_Overflow__int_rand_square_05_bad() [L1836] int data; [L1837] data = 0 VAL [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, staticFalse=0, staticTrue=1] [L1838] COND TRUE \read(staticTrue) [L1840] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1840] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [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()=1, rand()=65536, rand()=0, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=-2147483648, staticFalse=0, staticTrue=1] [L1840] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1842] COND TRUE \read(staticTrue) 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, staticFalse=0, staticTrue=1] [L1845] data * data 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, staticFalse=0, staticTrue=1] - UnprovableResult [Line: 1845]: 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: 1.0s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17 mSDsluCounter, 23 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 23 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 26 SizeOfPredicates, 0 NumberOfNonLiveVariables, 44 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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! [2022-12-13 17:29:42,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d3794a-2130-479e-979b-942ee3ce29ea/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)