./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_68_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_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/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_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/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_08ecd113-90be-4943-ac57-8ab8103fc8c5/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 acc4d579dbc74fd5d4d5556708ed1fd2e79cc0a200a88a955db363135ce24e2f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 22:31:18,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 22:31:18,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 22:31:18,660 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 22:31:18,661 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 22:31:18,661 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 22:31:18,662 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 22:31:18,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 22:31:18,665 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 22:31:18,665 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 22:31:18,666 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 22:31:18,667 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 22:31:18,667 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 22:31:18,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 22:31:18,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 22:31:18,669 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 22:31:18,670 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 22:31:18,671 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 22:31:18,672 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 22:31:18,673 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 22:31:18,674 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 22:31:18,675 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 22:31:18,676 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 22:31:18,677 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 22:31:18,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 22:31:18,682 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 22:31:18,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 22:31:18,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 22:31:18,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 22:31:18,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 22:31:18,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 22:31:18,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 22:31:18,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 22:31:18,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 22:31:18,689 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 22:31:18,689 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 22:31:18,690 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 22:31:18,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 22:31:18,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 22:31:18,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 22:31:18,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 22:31:18,693 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-12-13 22:31:18,717 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 22:31:18,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 22:31:18,718 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 22:31:18,718 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 22:31:18,718 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 22:31:18,719 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 22:31:18,719 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 22:31:18,720 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 22:31:18,720 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 22:31:18,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 22:31:18,720 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 22:31:18,720 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 22:31:18,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 22:31:18,721 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 22:31:18,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 22:31:18,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 22:31:18,721 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 22:31:18,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 22:31:18,721 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 22:31:18,722 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 22:31:18,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 22:31:18,722 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 22:31:18,722 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 22:31:18,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 22:31:18,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 22:31:18,723 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 22:31:18,723 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 22:31:18,723 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 22:31:18,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 22:31:18,724 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 22:31:18,724 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 22:31:18,724 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 22:31:18,724 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 22:31:18,724 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 22:31:18,724 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_08ecd113-90be-4943-ac57-8ab8103fc8c5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> acc4d579dbc74fd5d4d5556708ed1fd2e79cc0a200a88a955db363135ce24e2f [2022-12-13 22:31:18,891 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 22:31:18,910 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 22:31:18,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 22:31:18,914 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 22:31:18,914 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 22:31:18,916 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_68_bad.i [2022-12-13 22:31:21,451 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 22:31:21,692 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 22:31:21,692 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_68_bad.i [2022-12-13 22:31:21,712 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/data/58f6d14fe/7bb2ffce72f04362854c5b7726dff461/FLAGe511669c6 [2022-12-13 22:31:22,019 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/data/58f6d14fe/7bb2ffce72f04362854c5b7726dff461 [2022-12-13 22:31:22,026 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 22:31:22,030 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 22:31:22,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 22:31:22,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 22:31:22,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 22:31:22,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:31:22" (1/1) ... [2022-12-13 22:31:22,051 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10c07741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:22, skipping insertion in model container [2022-12-13 22:31:22,051 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:31:22" (1/1) ... [2022-12-13 22:31:22,072 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 22:31:22,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 22:31:22,414 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 22:31:22,806 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 22:31:22,810 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 22:31:22,811 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 22:31:22,813 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 22:31:22,814 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 22:31:23,178 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 22:31:23,181 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 22:31:23,188 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 22:31:23,201 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 22:31:23,232 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 22:31:23,233 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 22:31:23,234 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 22:31:23,236 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 22:31:23,236 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 22:31:23,245 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 22:31:23,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 22:31:23,511 INFO L208 MainTranslator]: Completed translation [2022-12-13 22:31:23,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:23 WrapperNode [2022-12-13 22:31:23,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 22:31:23,512 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 22:31:23,512 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 22:31:23,512 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 22:31:23,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:23" (1/1) ... [2022-12-13 22:31:23,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:23" (1/1) ... [2022-12-13 22:31:23,566 INFO L138 Inliner]: procedures = 938, calls = 55, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 58 [2022-12-13 22:31:23,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 22:31:23,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 22:31:23,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 22:31:23,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 22:31:23,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:23" (1/1) ... [2022-12-13 22:31:23,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:23" (1/1) ... [2022-12-13 22:31:23,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:23" (1/1) ... [2022-12-13 22:31:23,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:23" (1/1) ... [2022-12-13 22:31:23,583 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:23" (1/1) ... [2022-12-13 22:31:23,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:23" (1/1) ... [2022-12-13 22:31:23,586 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:23" (1/1) ... [2022-12-13 22:31:23,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:23" (1/1) ... [2022-12-13 22:31:23,590 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 22:31:23,591 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 22:31:23,591 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 22:31:23,591 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 22:31:23,592 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:23" (1/1) ... [2022-12-13 22:31:23,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 22:31:23,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:31:23,618 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 22:31:23,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 22:31:23,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 22:31:23,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 22:31:23,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 22:31:23,645 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 22:31:23,645 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 22:31:23,645 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 22:31:23,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 22:31:23,746 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 22:31:23,748 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 22:31:23,868 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 22:31:23,872 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 22:31:23,872 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 22:31:23,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:31:23 BoogieIcfgContainer [2022-12-13 22:31:23,874 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 22:31:23,876 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 22:31:23,876 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 22:31:23,878 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 22:31:23,878 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 10:31:22" (1/3) ... [2022-12-13 22:31:23,879 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5baef18b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 10:31:23, skipping insertion in model container [2022-12-13 22:31:23,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:23" (2/3) ... [2022-12-13 22:31:23,879 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5baef18b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 10:31:23, skipping insertion in model container [2022-12-13 22:31:23,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:31:23" (3/3) ... [2022-12-13 22:31:23,880 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_68_bad.i [2022-12-13 22:31:23,894 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 22:31:23,894 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-13 22:31:23,929 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 22:31:23,934 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;@52d6a59c, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 22:31:23,934 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-13 22:31:23,937 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 16 states have (on average 1.25) internal successors, (20), 18 states have internal predecessors, (20), 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 22:31:23,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-13 22:31:23,943 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:31:23,944 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:31:23,944 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 22:31:23,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:31:23,948 INFO L85 PathProgramCache]: Analyzing trace with hash 733378214, now seen corresponding path program 1 times [2022-12-13 22:31:23,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:31:23,955 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031383307] [2022-12-13 22:31:23,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:31:23,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:31:24,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:24,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 22:31:24,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:24,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 22:31:24,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:31:24,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031383307] [2022-12-13 22:31:24,113 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031383307] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:31:24,114 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:31:24,114 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-13 22:31:24,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923444918] [2022-12-13 22:31:24,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:31:24,119 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 22:31:24,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:31:24,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 22:31:24,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 22:31:24,143 INFO L87 Difference]: Start difference. First operand has 22 states, 16 states have (on average 1.25) internal successors, (20), 18 states have internal predecessors, (20), 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 22:31:24,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:31:24,157 INFO L93 Difference]: Finished difference Result 22 states and 24 transitions. [2022-12-13 22:31:24,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 22:31:24,158 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 22:31:24,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:31:24,163 INFO L225 Difference]: With dead ends: 22 [2022-12-13 22:31:24,164 INFO L226 Difference]: Without dead ends: 13 [2022-12-13 22:31:24,166 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 22:31:24,168 INFO L413 NwaCegarLoop]: 23 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, 23 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 22:31:24,169 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 22:31:24,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2022-12-13 22:31:24,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2022-12-13 22:31:24,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 10 states have (on average 1.2) internal successors, (12), 10 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 22:31:24,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2022-12-13 22:31:24,196 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 11 [2022-12-13 22:31:24,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:31:24,196 INFO L495 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2022-12-13 22:31:24,196 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 22:31:24,197 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2022-12-13 22:31:24,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-13 22:31:24,197 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:31:24,197 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:31:24,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 22:31:24,197 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 22:31:24,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:31:24,198 INFO L85 PathProgramCache]: Analyzing trace with hash 1259888207, now seen corresponding path program 1 times [2022-12-13 22:31:24,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:31:24,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633392445] [2022-12-13 22:31:24,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:31:24,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:31:24,221 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 22:31:24,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [195390684] [2022-12-13 22:31:24,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:31:24,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 22:31:24,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:31:24,223 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 22:31:24,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 22:31:24,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:31:24,305 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 22:31:24,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:31:24,345 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 22:31:24,345 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 22:31:24,346 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-12-13 22:31:24,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-12-13 22:31:24,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 22:31:24,548 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 22:31:24,552 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2022-12-13 22:31:24,555 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 22:31:24,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 10:31:24 BoogieIcfgContainer [2022-12-13 22:31:24,577 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 22:31:24,578 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 22:31:24,578 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 22:31:24,578 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 22:31:24,578 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:31:23" (3/4) ... [2022-12-13 22:31:24,581 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 22:31:24,581 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 22:31:24,582 INFO L158 Benchmark]: Toolchain (without parser) took 2553.07ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 102.6MB in the beginning and 63.5MB in the end (delta: 39.0MB). Peak memory consumption was 73.3MB. Max. memory is 16.1GB. [2022-12-13 22:31:24,582 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 148.9MB. Free memory is still 91.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 22:31:24,583 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1477.11ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 102.6MB in the beginning and 121.2MB in the end (delta: -18.6MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. [2022-12-13 22:31:24,584 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.94ms. Allocated memory is still 180.4MB. Free memory was 121.2MB in the beginning and 117.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 22:31:24,584 INFO L158 Benchmark]: Boogie Preprocessor took 22.47ms. Allocated memory is still 180.4MB. Free memory was 117.0MB in the beginning and 116.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 22:31:24,585 INFO L158 Benchmark]: RCFGBuilder took 283.52ms. Allocated memory is still 180.4MB. Free memory was 116.0MB in the beginning and 101.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 22:31:24,585 INFO L158 Benchmark]: TraceAbstraction took 701.42ms. Allocated memory is still 180.4MB. Free memory was 101.3MB in the beginning and 64.9MB in the end (delta: 36.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-12-13 22:31:24,586 INFO L158 Benchmark]: Witness Printer took 3.57ms. Allocated memory is still 180.4MB. Free memory was 64.9MB in the beginning and 63.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 22:31:24,588 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 148.9MB. Free memory is still 91.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1477.11ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 102.6MB in the beginning and 121.2MB in the end (delta: -18.6MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.94ms. Allocated memory is still 180.4MB. Free memory was 121.2MB in the beginning and 117.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.47ms. Allocated memory is still 180.4MB. Free memory was 117.0MB in the beginning and 116.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 283.52ms. Allocated memory is still 180.4MB. Free memory was 116.0MB in the beginning and 101.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 701.42ms. Allocated memory is still 180.4MB. Free memory was 101.3MB in the beginning and 64.9MB in the end (delta: 36.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Witness Printer took 3.57ms. Allocated memory is still 180.4MB. Free memory was 64.9MB in the beginning and 63.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1859]: 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); [L1834] int CWE190_Integer_Overflow__int_rand_square_68_goodB2GData; VAL [CWE190_Integer_Overflow__int_rand_square_68_goodB2GData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1847] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_rand_square_68_goodB2GData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1847] RET printLine("Calling bad()...") VAL [\old(argc)=13, argc=13, argv={14:12}, argv={14:12}, CWE190_Integer_Overflow__int_rand_square_68_goodB2GData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1848] CALL CWE190_Integer_Overflow__int_rand_square_68_bad() [L1838] int data; [L1839] data = 0 [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 [CWE190_Integer_Overflow__int_rand_square_68_goodB2GData=0, data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, rand()=0, rand()=0, rand()=2147287040, rand()=0, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=-70362301726721] [L1840] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1841] CWE190_Integer_Overflow__int_rand_square_68_badData = data [L1842] CALL CWE190_Integer_Overflow__int_rand_square_68b_badSink() [L1857] int data = CWE190_Integer_Overflow__int_rand_square_68_badData; VAL [CWE190_Integer_Overflow__int_rand_square_68_badData=2147483647, CWE190_Integer_Overflow__int_rand_square_68_goodB2GData=0, data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1859] data * data VAL [CWE190_Integer_Overflow__int_rand_square_68_badData=2147483647, CWE190_Integer_Overflow__int_rand_square_68_goodB2GData=0, data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1859]: 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, 22 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 23 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 23 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 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 could not prove your program: unable to determine feasibility of some traces [2022-12-13 22:31:24,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/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 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_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/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_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/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_08ecd113-90be-4943-ac57-8ab8103fc8c5/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 acc4d579dbc74fd5d4d5556708ed1fd2e79cc0a200a88a955db363135ce24e2f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 22:31:26,187 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 22:31:26,189 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 22:31:26,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 22:31:26,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 22:31:26,202 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 22:31:26,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 22:31:26,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 22:31:26,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 22:31:26,206 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 22:31:26,207 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 22:31:26,207 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 22:31:26,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 22:31:26,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 22:31:26,209 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 22:31:26,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 22:31:26,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 22:31:26,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 22:31:26,212 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 22:31:26,213 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 22:31:26,214 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 22:31:26,215 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 22:31:26,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 22:31:26,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 22:31:26,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 22:31:26,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 22:31:26,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 22:31:26,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 22:31:26,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 22:31:26,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 22:31:26,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 22:31:26,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 22:31:26,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 22:31:26,223 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 22:31:26,230 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 22:31:26,230 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 22:31:26,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 22:31:26,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 22:31:26,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 22:31:26,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 22:31:26,233 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 22:31:26,234 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-12-13 22:31:26,251 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 22:31:26,252 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 22:31:26,252 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 22:31:26,252 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 22:31:26,253 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 22:31:26,253 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 22:31:26,254 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 22:31:26,254 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 22:31:26,254 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 22:31:26,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 22:31:26,255 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 22:31:26,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 22:31:26,255 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 22:31:26,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 22:31:26,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 22:31:26,256 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 22:31:26,256 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 22:31:26,256 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 22:31:26,256 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 22:31:26,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 22:31:26,257 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 22:31:26,257 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 22:31:26,257 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 22:31:26,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 22:31:26,258 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 22:31:26,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 22:31:26,258 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 22:31:26,258 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 22:31:26,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 22:31:26,259 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 22:31:26,259 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 22:31:26,259 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 22:31:26,259 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 22:31:26,259 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 22:31:26,260 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 22:31:26,260 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 22:31:26,260 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 22:31:26,260 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_08ecd113-90be-4943-ac57-8ab8103fc8c5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> acc4d579dbc74fd5d4d5556708ed1fd2e79cc0a200a88a955db363135ce24e2f [2022-12-13 22:31:26,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 22:31:26,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 22:31:26,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 22:31:26,514 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 22:31:26,515 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 22:31:26,516 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_68_bad.i [2022-12-13 22:31:29,026 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 22:31:29,244 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 22:31:29,245 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_68_bad.i [2022-12-13 22:31:29,260 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/data/dff186ee2/216a967d746c434399344ee6ffafe047/FLAG7df3dcdbe [2022-12-13 22:31:29,270 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/data/dff186ee2/216a967d746c434399344ee6ffafe047 [2022-12-13 22:31:29,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 22:31:29,273 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 22:31:29,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 22:31:29,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 22:31:29,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 22:31:29,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:31:29" (1/1) ... [2022-12-13 22:31:29,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58c68a58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:29, skipping insertion in model container [2022-12-13 22:31:29,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:31:29" (1/1) ... [2022-12-13 22:31:29,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 22:31:29,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 22:31:29,584 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 22:31:29,974 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 22:31:29,979 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 22:31:29,980 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 22:31:29,981 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 22:31:29,982 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 22:31:30,299 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 22:31:30,302 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 22:31:30,312 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 22:31:30,334 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 22:31:30,376 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 22:31:30,378 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 22:31:30,379 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 22:31:30,381 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 22:31:30,382 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 22:31:30,394 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 22:31:30,396 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 22:31:30,634 INFO L208 MainTranslator]: Completed translation [2022-12-13 22:31:30,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:30 WrapperNode [2022-12-13 22:31:30,635 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 22:31:30,636 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 22:31:30,636 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 22:31:30,636 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 22:31:30,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:30" (1/1) ... [2022-12-13 22:31:30,667 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:30" (1/1) ... [2022-12-13 22:31:30,684 INFO L138 Inliner]: procedures = 943, calls = 55, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 60 [2022-12-13 22:31:30,684 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 22:31:30,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 22:31:30,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 22:31:30,685 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 22:31:30,691 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:30" (1/1) ... [2022-12-13 22:31:30,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:30" (1/1) ... [2022-12-13 22:31:30,693 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:30" (1/1) ... [2022-12-13 22:31:30,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:30" (1/1) ... [2022-12-13 22:31:30,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:30" (1/1) ... [2022-12-13 22:31:30,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:30" (1/1) ... [2022-12-13 22:31:30,701 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:30" (1/1) ... [2022-12-13 22:31:30,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:30" (1/1) ... [2022-12-13 22:31:30,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 22:31:30,705 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 22:31:30,705 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 22:31:30,705 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 22:31:30,705 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:30" (1/1) ... [2022-12-13 22:31:30,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 22:31:30,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:31:30,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 22:31:30,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 22:31:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 22:31:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 22:31:30,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 22:31:30,755 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 22:31:30,755 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 22:31:30,755 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 22:31:30,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 22:31:30,867 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 22:31:30,868 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 22:31:32,628 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 22:31:32,632 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 22:31:32,633 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 22:31:32,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:31:32 BoogieIcfgContainer [2022-12-13 22:31:32,634 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 22:31:32,635 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 22:31:32,636 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 22:31:32,638 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 22:31:32,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 10:31:29" (1/3) ... [2022-12-13 22:31:32,638 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fcab1c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 10:31:32, skipping insertion in model container [2022-12-13 22:31:32,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:31:30" (2/3) ... [2022-12-13 22:31:32,638 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fcab1c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 10:31:32, skipping insertion in model container [2022-12-13 22:31:32,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:31:32" (3/3) ... [2022-12-13 22:31:32,639 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_68_bad.i [2022-12-13 22:31:32,652 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 22:31:32,652 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-13 22:31:32,683 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 22:31:32,687 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;@44afb69a, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 22:31:32,688 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-13 22:31:32,690 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 16 states have (on average 1.25) internal successors, (20), 18 states have internal predecessors, (20), 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 22:31:32,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-13 22:31:32,695 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:31:32,696 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:31:32,696 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 22:31:32,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:31:32,700 INFO L85 PathProgramCache]: Analyzing trace with hash 733378214, now seen corresponding path program 1 times [2022-12-13 22:31:32,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 22:31:32,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1391630665] [2022-12-13 22:31:32,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:31:32,709 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 22:31:32,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 22:31:32,741 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 22:31:32,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-13 22:31:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:31:32,840 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 22:31:32,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:31:32,912 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-12-13 22:31:32,914 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 22:31:32,914 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-12-13 22:31:32,916 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-12-13 22:31:32,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-13 22:31:33,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 22:31:33,121 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2022-12-13 22:31:33,125 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 22:31:33,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 10:31:33 BoogieIcfgContainer [2022-12-13 22:31:33,147 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 22:31:33,148 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 22:31:33,148 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 22:31:33,148 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 22:31:33,148 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:31:32" (3/4) ... [2022-12-13 22:31:33,150 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-13 22:31:33,179 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 22:31:33,179 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 22:31:33,180 INFO L158 Benchmark]: Toolchain (without parser) took 3906.43ms. Allocated memory was 62.9MB in the beginning and 104.9MB in the end (delta: 41.9MB). Free memory was 29.1MB in the beginning and 34.1MB in the end (delta: -4.9MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2022-12-13 22:31:33,180 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 41.3MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 22:31:33,180 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1361.36ms. Allocated memory was 62.9MB in the beginning and 104.9MB in the end (delta: 41.9MB). Free memory was 28.8MB in the beginning and 44.6MB in the end (delta: -15.8MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2022-12-13 22:31:33,181 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.45ms. Allocated memory is still 104.9MB. Free memory was 44.6MB in the beginning and 72.8MB in the end (delta: -28.1MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2022-12-13 22:31:33,181 INFO L158 Benchmark]: Boogie Preprocessor took 19.87ms. Allocated memory is still 104.9MB. Free memory was 72.8MB in the beginning and 70.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 22:31:33,181 INFO L158 Benchmark]: RCFGBuilder took 1929.29ms. Allocated memory is still 104.9MB. Free memory was 70.6MB in the beginning and 56.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 22:31:33,182 INFO L158 Benchmark]: TraceAbstraction took 511.75ms. Allocated memory is still 104.9MB. Free memory was 55.0MB in the beginning and 37.1MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 22:31:33,182 INFO L158 Benchmark]: Witness Printer took 31.08ms. Allocated memory is still 104.9MB. Free memory was 37.1MB in the beginning and 35.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 22:31:33,185 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 41.3MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1361.36ms. Allocated memory was 62.9MB in the beginning and 104.9MB in the end (delta: 41.9MB). Free memory was 28.8MB in the beginning and 44.6MB in the end (delta: -15.8MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.45ms. Allocated memory is still 104.9MB. Free memory was 44.6MB in the beginning and 72.8MB in the end (delta: -28.1MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.87ms. Allocated memory is still 104.9MB. Free memory was 72.8MB in the beginning and 70.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1929.29ms. Allocated memory is still 104.9MB. Free memory was 70.6MB in the beginning and 56.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 511.75ms. Allocated memory is still 104.9MB. Free memory was 55.0MB in the beginning and 37.1MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 31.08ms. Allocated memory is still 104.9MB. Free memory was 37.1MB in the beginning and 35.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 1859]: 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] int CWE190_Integer_Overflow__int_rand_square_68_badData; [L1833] int CWE190_Integer_Overflow__int_rand_square_68_goodG2BData; [L1834] int CWE190_Integer_Overflow__int_rand_square_68_goodB2GData; VAL [CWE190_Integer_Overflow__int_rand_square_68_badData=0, CWE190_Integer_Overflow__int_rand_square_68_goodB2GData=0, CWE190_Integer_Overflow__int_rand_square_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1847] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_rand_square_68_badData=0, CWE190_Integer_Overflow__int_rand_square_68_goodB2GData=0, CWE190_Integer_Overflow__int_rand_square_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1847] RET printLine("Calling bad()...") VAL [\old(argc)=12, argc=12, argv={13:12}, argv={13:12}, CWE190_Integer_Overflow__int_rand_square_68_badData=0, CWE190_Integer_Overflow__int_rand_square_68_goodB2GData=0, CWE190_Integer_Overflow__int_rand_square_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1848] CALL CWE190_Integer_Overflow__int_rand_square_68_bad() [L1838] int data; [L1839] data = 0 [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 [CWE190_Integer_Overflow__int_rand_square_68_badData=0, CWE190_Integer_Overflow__int_rand_square_68_goodB2GData=0, CWE190_Integer_Overflow__int_rand_square_68_goodG2BData=0, data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, rand()=2147483647, rand()=0, rand()=0, rand()=0, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=-2147483648] [L1840] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1841] CWE190_Integer_Overflow__int_rand_square_68_badData = data [L1842] CALL CWE190_Integer_Overflow__int_rand_square_68b_badSink() [L1857] int data = CWE190_Integer_Overflow__int_rand_square_68_badData; VAL [CWE190_Integer_Overflow__int_rand_square_68_badData=-2147483648, CWE190_Integer_Overflow__int_rand_square_68_goodB2GData=0, CWE190_Integer_Overflow__int_rand_square_68_goodG2BData=0, 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] [L1859] data * data VAL [CWE190_Integer_Overflow__int_rand_square_68_badData=-2147483648, CWE190_Integer_Overflow__int_rand_square_68_goodB2GData=0, CWE190_Integer_Overflow__int_rand_square_68_goodG2BData=0, data=-2147483648, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1859]: 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, 22 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-12-13 22:31:33,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ecd113-90be-4943-ac57-8ab8103fc8c5/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 Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)