./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_53_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R --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 bd94392dae1f8038597832d2598893598df6d7760616e8a3ba0033b767755def --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 16:53:33,716 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 16:53:33,720 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 16:53:33,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 16:53:33,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 16:53:33,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 16:53:33,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 16:53:33,764 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 16:53:33,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 16:53:33,770 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 16:53:33,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 16:53:33,775 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 16:53:33,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 16:53:33,782 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 16:53:33,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 16:53:33,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 16:53:33,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 16:53:33,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 16:53:33,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 16:53:33,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 16:53:33,806 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 16:53:33,808 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 16:53:33,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 16:53:33,811 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 16:53:33,815 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 16:53:33,815 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 16:53:33,816 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 16:53:33,817 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 16:53:33,818 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 16:53:33,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 16:53:33,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 16:53:33,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 16:53:33,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 16:53:33,833 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 16:53:33,835 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 16:53:33,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 16:53:33,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 16:53:33,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 16:53:33,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 16:53:33,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 16:53:33,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 16:53:33,840 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-25 16:53:33,894 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 16:53:33,895 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 16:53:33,896 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 16:53:33,896 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 16:53:33,897 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 16:53:33,898 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 16:53:33,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 16:53:33,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 16:53:33,900 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 16:53:33,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 16:53:33,901 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 16:53:33,902 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 16:53:33,902 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 16:53:33,902 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 16:53:33,903 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 16:53:33,903 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 16:53:33,903 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 16:53:33,903 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 16:53:33,904 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 16:53:33,904 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 16:53:33,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 16:53:33,904 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 16:53:33,905 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 16:53:33,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:53:33,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 16:53:33,906 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 16:53:33,906 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 16:53:33,906 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 16:53:33,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 16:53:33,907 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 16:53:33,908 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 16:53:33,909 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 16:53:33,909 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 16:53:33,910 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_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd94392dae1f8038597832d2598893598df6d7760616e8a3ba0033b767755def [2022-11-25 16:53:34,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 16:53:34,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 16:53:34,384 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 16:53:34,385 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 16:53:34,386 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 16:53:34,388 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_53_bad.i [2022-11-25 16:53:37,859 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 16:53:38,425 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 16:53:38,426 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_53_bad.i [2022-11-25 16:53:38,451 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/data/1e702f8e5/6f1a119d648246f1b4c3297e86f13e8a/FLAG3e51f33a2 [2022-11-25 16:53:38,467 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/data/1e702f8e5/6f1a119d648246f1b4c3297e86f13e8a [2022-11-25 16:53:38,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 16:53:38,472 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 16:53:38,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 16:53:38,474 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 16:53:38,478 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 16:53:38,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:53:38" (1/1) ... [2022-11-25 16:53:38,480 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f936d4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:38, skipping insertion in model container [2022-11-25 16:53:38,480 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:53:38" (1/1) ... [2022-11-25 16:53:38,489 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 16:53:38,617 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 16:53:38,998 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 16:53:39,546 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 16:53:39,552 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 16:53:39,555 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 16:53:39,558 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 16:53:39,559 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 16:53:39,593 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 16:53:39,604 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 16:53:39,620 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 16:53:39,637 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 16:53:39,687 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 16:53:39,689 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 16:53:39,690 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 16:53:39,692 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 16:53:39,693 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 16:53:39,698 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 16:53:39,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 16:53:39,808 INFO L208 MainTranslator]: Completed translation [2022-11-25 16:53:39,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:39 WrapperNode [2022-11-25 16:53:39,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 16:53:39,810 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 16:53:39,810 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 16:53:39,810 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 16:53:39,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:39" (1/1) ... [2022-11-25 16:53:39,841 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:39" (1/1) ... [2022-11-25 16:53:39,867 INFO L138 Inliner]: procedures = 502, calls = 57, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 61 [2022-11-25 16:53:39,868 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 16:53:39,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 16:53:39,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 16:53:39,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 16:53:39,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:39" (1/1) ... [2022-11-25 16:53:39,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:39" (1/1) ... [2022-11-25 16:53:39,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:39" (1/1) ... [2022-11-25 16:53:39,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:39" (1/1) ... [2022-11-25 16:53:39,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:39" (1/1) ... [2022-11-25 16:53:39,904 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:39" (1/1) ... [2022-11-25 16:53:39,906 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:39" (1/1) ... [2022-11-25 16:53:39,908 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:39" (1/1) ... [2022-11-25 16:53:39,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 16:53:39,913 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 16:53:39,913 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 16:53:39,913 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 16:53:39,914 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:39" (1/1) ... [2022-11-25 16:53:39,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:53:39,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:53:39,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 16:53:40,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 16:53:40,032 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-25 16:53:40,032 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-25 16:53:40,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 16:53:40,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 16:53:40,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 16:53:40,033 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-25 16:53:40,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 16:53:40,234 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 16:53:40,236 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 16:53:40,428 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 16:53:40,436 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 16:53:40,437 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 16:53:40,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:53:40 BoogieIcfgContainer [2022-11-25 16:53:40,439 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 16:53:40,442 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 16:53:40,442 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 16:53:40,447 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 16:53:40,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 04:53:38" (1/3) ... [2022-11-25 16:53:40,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69dd4bed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 04:53:40, skipping insertion in model container [2022-11-25 16:53:40,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:39" (2/3) ... [2022-11-25 16:53:40,449 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69dd4bed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 04:53:40, skipping insertion in model container [2022-11-25 16:53:40,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:53:40" (3/3) ... [2022-11-25 16:53:40,451 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_multiply_53_bad.i [2022-11-25 16:53:40,491 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 16:53:40,492 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-25 16:53:40,589 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 16:53:40,599 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;@2d16126, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 16:53:40,599 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-25 16:53:40,605 INFO L276 IsEmpty]: Start isEmpty. Operand has 25 states, 19 states have (on average 1.263157894736842) internal successors, (24), 21 states have internal predecessors, (24), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-25 16:53:40,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-25 16:53:40,621 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 16:53:40,622 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 16:53:40,623 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-25 16:53:40,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:53:40,632 INFO L85 PathProgramCache]: Analyzing trace with hash -251070947, now seen corresponding path program 1 times [2022-11-25 16:53:40,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:53:40,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571716865] [2022-11-25 16:53:40,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:53:40,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:53:40,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 16:53:40,848 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 16:53:40,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 16:53:40,936 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 16:53:40,939 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-11-25 16:53:40,940 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-25 16:53:40,943 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-25 16:53:40,944 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 16:53:40,950 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2022-11-25 16:53:40,956 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 16:53:40,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 04:53:40 BoogieIcfgContainer [2022-11-25 16:53:40,990 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 16:53:40,991 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 16:53:40,991 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 16:53:40,991 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 16:53:40,992 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:53:40" (3/4) ... [2022-11-25 16:53:40,996 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-25 16:53:40,997 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 16:53:40,998 INFO L158 Benchmark]: Toolchain (without parser) took 2526.41ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 99.4MB in the beginning and 128.3MB in the end (delta: -28.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:53:40,999 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 113.2MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:53:41,000 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1335.78ms. Allocated memory is still 144.7MB. Free memory was 99.0MB in the beginning and 57.5MB in the end (delta: 41.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-11-25 16:53:41,001 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.39ms. Allocated memory is still 144.7MB. Free memory was 57.5MB in the beginning and 54.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 16:53:41,001 INFO L158 Benchmark]: Boogie Preprocessor took 42.37ms. Allocated memory is still 144.7MB. Free memory was 54.2MB in the beginning and 52.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:53:41,002 INFO L158 Benchmark]: RCFGBuilder took 526.66ms. Allocated memory is still 144.7MB. Free memory was 52.5MB in the beginning and 39.1MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-25 16:53:41,003 INFO L158 Benchmark]: TraceAbstraction took 547.84ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 38.2MB in the beginning and 128.3MB in the end (delta: -90.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:53:41,003 INFO L158 Benchmark]: Witness Printer took 6.38ms. Allocated memory is still 174.1MB. Free memory is still 128.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:53:41,007 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 113.2MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1335.78ms. Allocated memory is still 144.7MB. Free memory was 99.0MB in the beginning and 57.5MB in the end (delta: 41.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.39ms. Allocated memory is still 144.7MB. Free memory was 57.5MB in the beginning and 54.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.37ms. Allocated memory is still 144.7MB. Free memory was 54.2MB in the beginning and 52.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 526.66ms. Allocated memory is still 144.7MB. Free memory was 52.5MB in the beginning and 39.1MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 547.84ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 38.2MB in the beginning and 128.3MB in the end (delta: -90.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.38ms. Allocated memory is still 174.1MB. Free memory is still 128.3MB. 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: 1578]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseXor at line 1553, overapproximation of bitwiseAnd at line 1553. 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] [L1559] 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) [L1559] RET printLine("Calling bad()...") VAL [\old(argc)=1073807362, argc=1073807362, argv={1073807361:1073807363}, argv={1073807361:1073807363}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE191_Integer_Underflow__int_rand_multiply_53_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] 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()=1073807360, rand()=32769, rand()=0, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=-1073807361] [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE191_Integer_Underflow__int_rand_multiply_53b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_rand_multiply_53c_badSink(data) [L1572] CALL CWE191_Integer_Underflow__int_rand_multiply_53d_badSink(data) [L1576] COND TRUE data < 0 VAL [\old(data)=-1073807361, data=-1073807361, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1578] data * 2 VAL [\old(data)=-1073807361, data=-1073807361, 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: 1578]: 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, 25 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=25occurred 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 [2022-11-25 16:53:41,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/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_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R --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 bd94392dae1f8038597832d2598893598df6d7760616e8a3ba0033b767755def --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 16:53:43,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 16:53:43,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 16:53:44,041 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 16:53:44,042 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 16:53:44,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 16:53:44,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 16:53:44,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 16:53:44,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 16:53:44,064 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 16:53:44,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 16:53:44,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 16:53:44,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 16:53:44,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 16:53:44,075 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 16:53:44,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 16:53:44,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 16:53:44,087 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 16:53:44,089 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 16:53:44,095 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 16:53:44,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 16:53:44,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 16:53:44,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 16:53:44,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 16:53:44,115 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 16:53:44,115 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 16:53:44,116 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 16:53:44,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 16:53:44,118 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 16:53:44,119 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 16:53:44,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 16:53:44,120 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 16:53:44,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 16:53:44,134 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 16:53:44,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 16:53:44,136 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 16:53:44,137 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 16:53:44,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 16:53:44,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 16:53:44,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 16:53:44,141 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 16:53:44,150 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-25 16:53:44,186 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 16:53:44,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 16:53:44,189 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 16:53:44,189 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 16:53:44,190 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 16:53:44,191 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 16:53:44,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 16:53:44,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 16:53:44,193 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 16:53:44,193 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 16:53:44,194 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 16:53:44,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 16:53:44,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 16:53:44,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 16:53:44,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 16:53:44,196 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 16:53:44,196 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 16:53:44,197 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 16:53:44,197 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 16:53:44,197 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 16:53:44,198 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 16:53:44,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 16:53:44,198 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 16:53:44,199 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 16:53:44,199 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 16:53:44,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:53:44,200 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 16:53:44,200 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 16:53:44,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 16:53:44,201 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 16:53:44,201 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 16:53:44,202 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 16:53:44,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 16:53:44,202 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 16:53:44,203 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 16:53:44,203 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 16:53:44,203 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_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd94392dae1f8038597832d2598893598df6d7760616e8a3ba0033b767755def [2022-11-25 16:53:44,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 16:53:44,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 16:53:44,727 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 16:53:44,728 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 16:53:44,729 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 16:53:44,731 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_53_bad.i [2022-11-25 16:53:48,140 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 16:53:48,731 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 16:53:48,731 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_53_bad.i [2022-11-25 16:53:48,770 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/data/69e5cb318/add0fec5a711450faed5b3eda1f8f462/FLAGc5b92702f [2022-11-25 16:53:48,803 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/data/69e5cb318/add0fec5a711450faed5b3eda1f8f462 [2022-11-25 16:53:48,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 16:53:48,812 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 16:53:48,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 16:53:48,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 16:53:48,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 16:53:48,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:53:48" (1/1) ... [2022-11-25 16:53:48,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5705264d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:48, skipping insertion in model container [2022-11-25 16:53:48,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:53:48" (1/1) ... [2022-11-25 16:53:48,835 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 16:53:48,932 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 16:53:49,523 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 16:53:50,047 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 16:53:50,055 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 16:53:50,057 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 16:53:50,060 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 16:53:50,062 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 16:53:50,094 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 16:53:50,102 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 16:53:50,120 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 16:53:50,146 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 16:53:50,213 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 16:53:50,216 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 16:53:50,217 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 16:53:50,221 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 16:53:50,222 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 16:53:50,229 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 16:53:50,231 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 16:53:50,385 INFO L208 MainTranslator]: Completed translation [2022-11-25 16:53:50,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:50 WrapperNode [2022-11-25 16:53:50,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 16:53:50,388 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 16:53:50,388 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 16:53:50,388 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 16:53:50,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:50" (1/1) ... [2022-11-25 16:53:50,430 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:50" (1/1) ... [2022-11-25 16:53:50,460 INFO L138 Inliner]: procedures = 507, calls = 57, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 61 [2022-11-25 16:53:50,460 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 16:53:50,461 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 16:53:50,461 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 16:53:50,462 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 16:53:50,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:50" (1/1) ... [2022-11-25 16:53:50,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:50" (1/1) ... [2022-11-25 16:53:50,477 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:50" (1/1) ... [2022-11-25 16:53:50,477 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:50" (1/1) ... [2022-11-25 16:53:50,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:50" (1/1) ... [2022-11-25 16:53:50,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:50" (1/1) ... [2022-11-25 16:53:50,492 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:50" (1/1) ... [2022-11-25 16:53:50,494 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:50" (1/1) ... [2022-11-25 16:53:50,498 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 16:53:50,499 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 16:53:50,500 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 16:53:50,500 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 16:53:50,501 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:50" (1/1) ... [2022-11-25 16:53:50,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:53:50,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:53:50,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 16:53:50,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 16:53:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-25 16:53:50,603 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-25 16:53:50,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-25 16:53:50,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 16:53:50,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 16:53:50,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 16:53:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-25 16:53:50,887 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 16:53:50,905 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 16:53:51,221 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 16:53:51,229 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 16:53:51,229 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 16:53:51,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:53:51 BoogieIcfgContainer [2022-11-25 16:53:51,233 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 16:53:51,235 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 16:53:51,238 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 16:53:51,242 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 16:53:51,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 04:53:48" (1/3) ... [2022-11-25 16:53:51,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7455a4a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 04:53:51, skipping insertion in model container [2022-11-25 16:53:51,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:50" (2/3) ... [2022-11-25 16:53:51,247 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7455a4a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 04:53:51, skipping insertion in model container [2022-11-25 16:53:51,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:53:51" (3/3) ... [2022-11-25 16:53:51,249 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_multiply_53_bad.i [2022-11-25 16:53:51,273 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 16:53:51,273 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-25 16:53:51,343 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 16:53:51,351 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;@3821139, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 16:53:51,351 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-25 16:53:51,357 INFO L276 IsEmpty]: Start isEmpty. Operand has 25 states, 19 states have (on average 1.263157894736842) internal successors, (24), 21 states have internal predecessors, (24), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-25 16:53:51,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-25 16:53:51,366 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 16:53:51,367 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 16:53:51,368 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-25 16:53:51,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:53:51,375 INFO L85 PathProgramCache]: Analyzing trace with hash -251070947, now seen corresponding path program 1 times [2022-11-25 16:53:51,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 16:53:51,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [933665684] [2022-11-25 16:53:51,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:53:51,394 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 16:53:51,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 16:53:51,403 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 16:53:51,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-25 16:53:51,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 16:53:51,603 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 16:53:51,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 16:53:51,718 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-11-25 16:53:51,728 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-11-25 16:53:51,730 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-25 16:53:51,732 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-25 16:53:51,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-25 16:53:51,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 16:53:51,961 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2022-11-25 16:53:51,969 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 16:53:52,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 04:53:52 BoogieIcfgContainer [2022-11-25 16:53:52,048 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 16:53:52,049 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 16:53:52,049 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 16:53:52,049 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 16:53:52,050 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:53:51" (3/4) ... [2022-11-25 16:53:52,055 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-25 16:53:52,142 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/witness.graphml [2022-11-25 16:53:52,155 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 16:53:52,156 INFO L158 Benchmark]: Toolchain (without parser) took 3344.27ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 43.0MB in the beginning and 39.2MB in the end (delta: 3.8MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2022-11-25 16:53:52,157 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 69.2MB. Free memory is still 46.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:53:52,158 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1570.71ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 42.8MB in the beginning and 52.6MB in the end (delta: -9.8MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2022-11-25 16:53:52,159 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.96ms. Allocated memory is still 90.2MB. Free memory was 52.6MB in the beginning and 49.1MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 16:53:52,159 INFO L158 Benchmark]: Boogie Preprocessor took 37.38ms. Allocated memory is still 90.2MB. Free memory was 49.1MB in the beginning and 47.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 16:53:52,160 INFO L158 Benchmark]: RCFGBuilder took 733.82ms. Allocated memory is still 90.2MB. Free memory was 47.1MB in the beginning and 58.8MB in the end (delta: -11.7MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2022-11-25 16:53:52,165 INFO L158 Benchmark]: TraceAbstraction took 812.72ms. Allocated memory is still 90.2MB. Free memory was 58.1MB in the beginning and 41.6MB in the end (delta: 16.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-25 16:53:52,166 INFO L158 Benchmark]: Witness Printer took 106.24ms. Allocated memory is still 90.2MB. Free memory was 41.6MB in the beginning and 39.2MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 16:53:52,170 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 69.2MB. Free memory is still 46.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1570.71ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 42.8MB in the beginning and 52.6MB in the end (delta: -9.8MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.96ms. Allocated memory is still 90.2MB. Free memory was 52.6MB in the beginning and 49.1MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.38ms. Allocated memory is still 90.2MB. Free memory was 49.1MB in the beginning and 47.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 733.82ms. Allocated memory is still 90.2MB. Free memory was 47.1MB in the beginning and 58.8MB in the end (delta: -11.7MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * TraceAbstraction took 812.72ms. Allocated memory is still 90.2MB. Free memory was 58.1MB in the beginning and 41.6MB in the end (delta: 16.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 106.24ms. Allocated memory is still 90.2MB. Free memory was 41.6MB in the beginning and 39.2MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 1578]: 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] [L1559] 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) [L1559] 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] [L1560] CALL CWE191_Integer_Underflow__int_rand_multiply_53_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] 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()=65535, rand()=0, rand()=32767, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=-2147483648] [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE191_Integer_Underflow__int_rand_multiply_53b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_rand_multiply_53c_badSink(data) [L1572] CALL CWE191_Integer_Underflow__int_rand_multiply_53d_badSink(data) [L1576] COND TRUE data < 0 VAL [\old(data)=-2147483648, data=-2147483648, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1578] data * 2 VAL [\old(data)=-2147483648, data=-2147483648, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1578]: 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, 25 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=25occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-11-25 16:53:52,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca2d145a-335f-4cbc-9718-b8127730b25e/bin/uautomizer-ZsLfNo2U6R/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)