./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_41_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/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_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_41_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/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_72992e9c-4f6a-464d-86f4-32901fc93cbe/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 a3462e1e8115f8b8fd3456ced94d11f2fd4fb7b37fb8da360d1e30b1bcb285ed --- 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 19:44:58,910 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:44:58,911 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:44:58,926 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:44:58,926 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:44:58,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:44:58,927 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:44:58,928 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:44:58,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:44:58,930 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:44:58,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:44:58,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:44:58,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:44:58,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:44:58,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:44:58,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:44:58,935 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:44:58,935 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:44:58,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:44:58,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:44:58,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:44:58,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:44:58,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:44:58,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:44:58,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:44:58,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:44:58,944 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:44:58,945 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:44:58,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:44:58,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:44:58,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:44:58,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:44:58,947 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:44:58,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:44:58,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:44:58,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:44:58,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:44:58,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:44:58,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:44:58,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:44:58,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:44:58,951 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-12-13 19:44:58,966 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:44:58,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:44:58,967 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:44:58,967 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:44:58,967 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 19:44:58,968 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 19:44:58,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:44:58,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:44:58,968 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:44:58,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:44:58,968 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 19:44:58,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 19:44:58,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:44:58,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 19:44:58,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 19:44:58,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 19:44:58,969 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 19:44:58,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 19:44:58,969 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:44:58,969 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 19:44:58,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:44:58,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:44:58,970 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 19:44:58,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:44:58,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:44:58,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 19:44:58,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 19:44:58,970 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 19:44:58,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 19:44:58,971 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 19:44:58,971 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 19:44:58,971 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 19:44:58,971 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 19:44:58,971 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 19:44:58,971 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_72992e9c-4f6a-464d-86f4-32901fc93cbe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3462e1e8115f8b8fd3456ced94d11f2fd4fb7b37fb8da360d1e30b1bcb285ed [2022-12-13 19:44:59,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:44:59,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:44:59,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:44:59,186 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:44:59,187 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:44:59,188 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_41_bad.i [2022-12-13 19:45:01,800 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:45:02,046 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:45:02,047 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_41_bad.i [2022-12-13 19:45:02,063 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/data/5627898ad/f4e07cbbe44a4606ba56c9a54fd23c13/FLAG55d0bbe8b [2022-12-13 19:45:02,075 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/data/5627898ad/f4e07cbbe44a4606ba56c9a54fd23c13 [2022-12-13 19:45:02,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:45:02,079 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:45:02,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:45:02,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:45:02,083 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:45:02,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:45:02" (1/1) ... [2022-12-13 19:45:02,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26c6d61b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:02, skipping insertion in model container [2022-12-13 19:45:02,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:45:02" (1/1) ... [2022-12-13 19:45:02,090 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:45:02,126 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:45:02,355 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 19:45:02,724 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 19:45:02,730 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 19:45:02,732 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 19:45:02,734 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 19:45:02,735 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 19:45:02,759 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 19:45:02,760 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:45:02,768 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 19:45:02,782 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 19:45:02,813 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 19:45:02,814 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 19:45:02,815 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 19:45:02,816 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 19:45:02,817 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 19:45:02,821 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 19:45:02,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:45:02,911 INFO L208 MainTranslator]: Completed translation [2022-12-13 19:45:02,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:02 WrapperNode [2022-12-13 19:45:02,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 19:45:02,912 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 19:45:02,912 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 19:45:02,913 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 19:45:02,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:02" (1/1) ... [2022-12-13 19:45:02,932 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:02" (1/1) ... [2022-12-13 19:45:02,950 INFO L138 Inliner]: procedures = 500, calls = 55, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 57 [2022-12-13 19:45:02,951 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 19:45:02,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 19:45:02,951 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 19:45:02,951 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 19:45:02,958 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:02" (1/1) ... [2022-12-13 19:45:02,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:02" (1/1) ... [2022-12-13 19:45:02,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:02" (1/1) ... [2022-12-13 19:45:02,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:02" (1/1) ... [2022-12-13 19:45:02,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:02" (1/1) ... [2022-12-13 19:45:02,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:02" (1/1) ... [2022-12-13 19:45:02,966 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:02" (1/1) ... [2022-12-13 19:45:02,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:02" (1/1) ... [2022-12-13 19:45:02,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 19:45:02,970 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 19:45:02,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 19:45:02,970 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 19:45:02,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:02" (1/1) ... [2022-12-13 19:45:02,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:45:02,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:45:02,994 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 19:45:02,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 19:45:03,029 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 19:45:03,029 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 19:45:03,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 19:45:03,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 19:45:03,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 19:45:03,030 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 19:45:03,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 19:45:03,136 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 19:45:03,138 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 19:45:03,260 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 19:45:03,265 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 19:45:03,265 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 19:45:03,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:45:03 BoogieIcfgContainer [2022-12-13 19:45:03,266 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 19:45:03,268 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 19:45:03,268 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 19:45:03,270 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 19:45:03,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 07:45:02" (1/3) ... [2022-12-13 19:45:03,271 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3660073c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:45:03, skipping insertion in model container [2022-12-13 19:45:03,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:02" (2/3) ... [2022-12-13 19:45:03,271 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3660073c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:45:03, skipping insertion in model container [2022-12-13 19:45:03,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:45:03" (3/3) ... [2022-12-13 19:45:03,272 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_multiply_41_bad.i [2022-12-13 19:45:03,286 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 19:45:03,286 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-13 19:45:03,331 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 19:45:03,337 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;@6519ae5b, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 19:45:03,337 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-13 19:45:03,340 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 19 states have internal predecessors, (22), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 19:45:03,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-13 19:45:03,347 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:45:03,347 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:45:03,347 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 19:45:03,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:45:03,352 INFO L85 PathProgramCache]: Analyzing trace with hash 420466469, now seen corresponding path program 1 times [2022-12-13 19:45:03,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:45:03,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955437815] [2022-12-13 19:45:03,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:45:03,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:45:03,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:45:03,493 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:45:03,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:45:03,532 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:45:03,533 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 19:45:03,534 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-12-13 19:45:03,536 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-12-13 19:45:03,536 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 19:45:03,539 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2022-12-13 19:45:03,543 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 19:45:03,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 07:45:03 BoogieIcfgContainer [2022-12-13 19:45:03,562 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 19:45:03,563 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 19:45:03,563 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 19:45:03,563 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 19:45:03,563 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:45:03" (3/4) ... [2022-12-13 19:45:03,566 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 19:45:03,566 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 19:45:03,567 INFO L158 Benchmark]: Toolchain (without parser) took 1488.78ms. Allocated memory is still 140.5MB. Free memory was 100.0MB in the beginning and 90.3MB in the end (delta: 9.7MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2022-12-13 19:45:03,568 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 98.6MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:45:03,568 INFO L158 Benchmark]: CACSL2BoogieTranslator took 832.18ms. Allocated memory is still 140.5MB. Free memory was 100.0MB in the beginning and 80.4MB in the end (delta: 19.6MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. [2022-12-13 19:45:03,569 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.37ms. Allocated memory is still 140.5MB. Free memory was 80.4MB in the beginning and 77.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 19:45:03,569 INFO L158 Benchmark]: Boogie Preprocessor took 17.95ms. Allocated memory is still 140.5MB. Free memory was 77.4MB in the beginning and 75.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 19:45:03,570 INFO L158 Benchmark]: RCFGBuilder took 296.74ms. Allocated memory is still 140.5MB. Free memory was 75.6MB in the beginning and 62.7MB in the end (delta: 12.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 19:45:03,570 INFO L158 Benchmark]: TraceAbstraction took 294.45ms. Allocated memory is still 140.5MB. Free memory was 61.5MB in the beginning and 91.0MB in the end (delta: -29.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:45:03,570 INFO L158 Benchmark]: Witness Printer took 3.84ms. Allocated memory is still 140.5MB. Free memory was 91.0MB in the beginning and 90.3MB in the end (delta: 751.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:45:03,573 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 98.6MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 832.18ms. Allocated memory is still 140.5MB. Free memory was 100.0MB in the beginning and 80.4MB in the end (delta: 19.6MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.37ms. Allocated memory is still 140.5MB. Free memory was 80.4MB in the beginning and 77.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.95ms. Allocated memory is still 140.5MB. Free memory was 77.4MB in the beginning and 75.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 296.74ms. Allocated memory is still 140.5MB. Free memory was 75.6MB in the beginning and 62.7MB in the end (delta: 12.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 294.45ms. Allocated memory is still 140.5MB. Free memory was 61.5MB in the beginning and 91.0MB in the end (delta: -29.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.84ms. Allocated memory is still 140.5MB. Free memory was 91.0MB in the beginning and 90.3MB in the end (delta: 751.4kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1552]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseXor at line 1560, overapproximation of bitwiseAnd at line 1560. 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); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1566] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1566] RET printLine("Calling bad()...") VAL [\old(argc)=1073741826, argc=1073741826, argv={1073741825:1073741828}, argv={1073741825:1073741828}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] CALL CWE191_Integer_Underflow__int_rand_multiply_41_bad() [L1558] int data; [L1559] data = 0 [L1560] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1560] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, rand()=1, rand()=0, rand()=1073741824, rand()=32767, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=-1073741825] [L1560] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1561] CALL badSink(data) [L1550] COND TRUE data < 0 VAL [\old(data)=-1073741825, data=-1073741825, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] data * 2 VAL [\old(data)=-1073741825, data=-1073741825, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1552]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-13 19:45:03,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/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_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_41_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/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_72992e9c-4f6a-464d-86f4-32901fc93cbe/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 a3462e1e8115f8b8fd3456ced94d11f2fd4fb7b37fb8da360d1e30b1bcb285ed --- 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 19:45:05,296 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:45:05,298 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:45:05,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:45:05,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:45:05,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:45:05,326 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:45:05,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:45:05,331 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:45:05,332 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:45:05,333 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:45:05,334 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:45:05,334 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:45:05,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:45:05,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:45:05,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:45:05,336 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:45:05,337 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:45:05,338 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:45:05,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:45:05,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:45:05,341 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:45:05,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:45:05,342 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:45:05,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:45:05,344 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:45:05,344 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:45:05,346 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:45:05,346 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:45:05,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:45:05,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:45:05,349 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:45:05,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:45:05,351 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:45:05,352 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:45:05,353 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:45:05,353 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:45:05,353 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:45:05,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:45:05,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:45:05,355 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:45:05,356 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-12-13 19:45:05,383 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:45:05,383 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:45:05,383 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:45:05,383 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:45:05,384 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 19:45:05,384 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 19:45:05,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:45:05,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:45:05,385 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:45:05,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:45:05,385 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 19:45:05,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:45:05,385 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 19:45:05,385 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 19:45:05,385 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 19:45:05,386 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 19:45:05,386 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 19:45:05,386 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 19:45:05,386 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 19:45:05,386 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 19:45:05,386 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:45:05,386 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 19:45:05,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:45:05,387 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:45:05,387 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 19:45:05,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:45:05,387 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:45:05,387 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 19:45:05,388 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 19:45:05,388 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 19:45:05,388 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 19:45:05,388 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 19:45:05,388 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 19:45:05,388 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 19:45:05,388 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 19:45:05,389 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 19:45:05,389 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 19:45:05,389 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_72992e9c-4f6a-464d-86f4-32901fc93cbe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3462e1e8115f8b8fd3456ced94d11f2fd4fb7b37fb8da360d1e30b1bcb285ed [2022-12-13 19:45:05,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:45:05,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:45:05,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:45:05,638 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:45:05,638 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:45:05,639 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_41_bad.i [2022-12-13 19:45:08,233 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:45:08,497 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:45:08,498 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_41_bad.i [2022-12-13 19:45:08,515 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/data/dbab7cf00/6e0868ef35554dd5a3e3aa5738f11fc1/FLAG0c387f07e [2022-12-13 19:45:08,527 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/data/dbab7cf00/6e0868ef35554dd5a3e3aa5738f11fc1 [2022-12-13 19:45:08,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:45:08,531 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:45:08,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:45:08,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:45:08,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:45:08,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:45:08" (1/1) ... [2022-12-13 19:45:08,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cb3b1fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:08, skipping insertion in model container [2022-12-13 19:45:08,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:45:08" (1/1) ... [2022-12-13 19:45:08,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:45:08,583 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:45:08,861 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 19:45:09,166 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 19:45:09,170 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 19:45:09,171 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 19:45:09,172 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 19:45:09,172 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 19:45:09,188 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 19:45:09,189 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:45:09,199 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 19:45:09,211 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 19:45:09,254 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 19:45:09,255 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 19:45:09,256 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 19:45:09,258 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 19:45:09,259 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 19:45:09,263 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 19:45:09,263 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:45:09,359 INFO L208 MainTranslator]: Completed translation [2022-12-13 19:45:09,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:09 WrapperNode [2022-12-13 19:45:09,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 19:45:09,361 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 19:45:09,361 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 19:45:09,361 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 19:45:09,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:09" (1/1) ... [2022-12-13 19:45:09,398 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:09" (1/1) ... [2022-12-13 19:45:09,412 INFO L138 Inliner]: procedures = 505, calls = 55, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 57 [2022-12-13 19:45:09,413 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 19:45:09,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 19:45:09,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 19:45:09,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 19:45:09,420 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:09" (1/1) ... [2022-12-13 19:45:09,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:09" (1/1) ... [2022-12-13 19:45:09,422 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:09" (1/1) ... [2022-12-13 19:45:09,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:09" (1/1) ... [2022-12-13 19:45:09,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:09" (1/1) ... [2022-12-13 19:45:09,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:09" (1/1) ... [2022-12-13 19:45:09,430 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:09" (1/1) ... [2022-12-13 19:45:09,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:09" (1/1) ... [2022-12-13 19:45:09,433 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 19:45:09,434 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 19:45:09,434 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 19:45:09,434 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 19:45:09,434 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:09" (1/1) ... [2022-12-13 19:45:09,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:45:09,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:45:09,457 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 19:45:09,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 19:45:09,494 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 19:45:09,494 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 19:45:09,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 19:45:09,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 19:45:09,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 19:45:09,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 19:45:09,495 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 19:45:09,606 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 19:45:09,608 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 19:45:09,716 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 19:45:09,722 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 19:45:09,722 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 19:45:09,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:45:09 BoogieIcfgContainer [2022-12-13 19:45:09,724 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 19:45:09,726 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 19:45:09,726 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 19:45:09,729 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 19:45:09,729 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 07:45:08" (1/3) ... [2022-12-13 19:45:09,730 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16eab589 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:45:09, skipping insertion in model container [2022-12-13 19:45:09,730 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:45:09" (2/3) ... [2022-12-13 19:45:09,730 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16eab589 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:45:09, skipping insertion in model container [2022-12-13 19:45:09,730 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:45:09" (3/3) ... [2022-12-13 19:45:09,732 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_multiply_41_bad.i [2022-12-13 19:45:09,749 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 19:45:09,750 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-13 19:45:09,789 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 19:45:09,793 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;@5ccce91e, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 19:45:09,793 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-13 19:45:09,796 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 19 states have internal predecessors, (22), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 19:45:09,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-13 19:45:09,801 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:45:09,802 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:45:09,802 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 19:45:09,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:45:09,807 INFO L85 PathProgramCache]: Analyzing trace with hash 420466469, now seen corresponding path program 1 times [2022-12-13 19:45:09,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 19:45:09,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [207987031] [2022-12-13 19:45:09,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:45:09,820 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 19:45:09,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 19:45:09,821 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/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 19:45:09,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/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 19:45:09,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:45:09,914 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:45:09,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:45:09,969 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-12-13 19:45:09,971 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 19:45:09,972 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-12-13 19:45:09,974 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-12-13 19:45:09,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/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 19:45:10,175 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/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 19:45:10,188 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2022-12-13 19:45:10,202 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 19:45:10,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 07:45:10 BoogieIcfgContainer [2022-12-13 19:45:10,274 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 19:45:10,275 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 19:45:10,275 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 19:45:10,276 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 19:45:10,276 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:45:09" (3/4) ... [2022-12-13 19:45:10,278 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-13 19:45:10,323 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 19:45:10,323 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 19:45:10,324 INFO L158 Benchmark]: Toolchain (without parser) took 1793.56ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 35.8MB in the beginning and 30.9MB in the end (delta: 4.9MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2022-12-13 19:45:10,325 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 50.3MB. Free memory was 29.2MB in the beginning and 29.2MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:45:10,326 INFO L158 Benchmark]: CACSL2BoogieTranslator took 828.31ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 35.4MB in the beginning and 28.4MB in the end (delta: 7.1MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2022-12-13 19:45:10,326 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.35ms. Allocated memory is still 73.4MB. Free memory was 28.4MB in the beginning and 46.4MB in the end (delta: -18.0MB). Peak memory consumption was 2.2MB. Max. memory is 16.1GB. [2022-12-13 19:45:10,326 INFO L158 Benchmark]: Boogie Preprocessor took 19.90ms. Allocated memory is still 73.4MB. Free memory was 46.4MB in the beginning and 44.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 19:45:10,327 INFO L158 Benchmark]: RCFGBuilder took 290.11ms. Allocated memory is still 73.4MB. Free memory was 44.3MB in the beginning and 31.1MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-13 19:45:10,327 INFO L158 Benchmark]: TraceAbstraction took 548.61ms. Allocated memory is still 73.4MB. Free memory was 30.4MB in the beginning and 33.4MB in the end (delta: -3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:45:10,328 INFO L158 Benchmark]: Witness Printer took 48.20ms. Allocated memory is still 73.4MB. Free memory was 33.4MB in the beginning and 30.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 19:45:10,330 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 50.3MB. Free memory was 29.2MB in the beginning and 29.2MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 828.31ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 35.4MB in the beginning and 28.4MB in the end (delta: 7.1MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.35ms. Allocated memory is still 73.4MB. Free memory was 28.4MB in the beginning and 46.4MB in the end (delta: -18.0MB). Peak memory consumption was 2.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.90ms. Allocated memory is still 73.4MB. Free memory was 46.4MB in the beginning and 44.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 290.11ms. Allocated memory is still 73.4MB. Free memory was 44.3MB in the beginning and 31.1MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 548.61ms. Allocated memory is still 73.4MB. Free memory was 30.4MB in the beginning and 33.4MB in the end (delta: -3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 48.20ms. Allocated memory is still 73.4MB. Free memory was 33.4MB in the beginning and 30.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 1552]: integer overflow possible integer overflow possible We found a FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1566] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1566] RET printLine("Calling bad()...") VAL [\old(argc)=12, argc=12, argv={13:12}, argv={13:12}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] CALL CWE191_Integer_Underflow__int_rand_multiply_41_bad() [L1558] int data; [L1559] data = 0 [L1560] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1560] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, rand()=0, rand()=1073741822, rand()=32768, rand()=0, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=-2147483647] [L1560] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1561] CALL badSink(data) [L1550] COND TRUE data < 0 VAL [\old(data)=-2147483647, data=-2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] data * 2 VAL [\old(data)=-2147483647, data=-2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1552]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 23 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=23occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-12-13 19:45:10,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72992e9c-4f6a-464d-86f4-32901fc93cbe/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)