./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_32_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/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_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_32_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/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_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/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 e8f731b6fa9a4c6ca51d24fe3e992f309a5c97acf2e90a8542161b99f93263ae --- 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 21:00:11,878 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 21:00:11,880 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 21:00:11,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 21:00:11,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 21:00:11,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 21:00:11,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 21:00:11,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 21:00:11,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 21:00:11,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 21:00:11,907 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 21:00:11,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 21:00:11,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 21:00:11,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 21:00:11,911 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 21:00:11,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 21:00:11,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 21:00:11,913 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 21:00:11,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 21:00:11,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 21:00:11,918 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 21:00:11,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 21:00:11,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 21:00:11,921 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 21:00:11,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 21:00:11,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 21:00:11,925 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 21:00:11,925 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 21:00:11,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 21:00:11,927 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 21:00:11,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 21:00:11,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 21:00:11,928 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 21:00:11,929 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 21:00:11,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 21:00:11,930 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 21:00:11,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 21:00:11,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 21:00:11,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 21:00:11,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 21:00:11,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 21:00:11,932 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-12-13 21:00:11,950 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 21:00:11,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 21:00:11,951 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 21:00:11,951 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 21:00:11,952 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 21:00:11,952 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 21:00:11,952 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 21:00:11,952 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 21:00:11,953 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 21:00:11,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 21:00:11,953 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 21:00:11,953 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 21:00:11,953 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 21:00:11,953 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 21:00:11,954 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 21:00:11,954 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 21:00:11,954 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 21:00:11,954 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 21:00:11,954 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 21:00:11,954 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 21:00:11,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 21:00:11,955 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 21:00:11,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 21:00:11,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 21:00:11,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 21:00:11,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 21:00:11,955 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 21:00:11,956 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 21:00:11,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 21:00:11,956 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 21:00:11,956 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 21:00:11,956 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 21:00:11,956 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 21:00:11,956 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 21:00:11,957 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_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e8f731b6fa9a4c6ca51d24fe3e992f309a5c97acf2e90a8542161b99f93263ae [2022-12-13 21:00:12,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 21:00:12,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 21:00:12,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 21:00:12,169 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 21:00:12,169 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 21:00:12,170 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_32_bad.i [2022-12-13 21:00:14,707 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 21:00:14,983 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 21:00:14,984 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_32_bad.i [2022-12-13 21:00:15,000 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/data/46d2641d6/3cb9907cb24e4a67b5f4196f92d98c30/FLAG9cdeacd97 [2022-12-13 21:00:15,278 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/data/46d2641d6/3cb9907cb24e4a67b5f4196f92d98c30 [2022-12-13 21:00:15,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 21:00:15,282 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 21:00:15,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 21:00:15,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 21:00:15,288 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 21:00:15,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:00:15" (1/1) ... [2022-12-13 21:00:15,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@878bd86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:15, skipping insertion in model container [2022-12-13 21:00:15,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:00:15" (1/1) ... [2022-12-13 21:00:15,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 21:00:15,334 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 21:00:15,555 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 21:00:15,860 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 21:00:15,865 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 21:00:15,866 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 21:00:15,868 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 21:00:15,869 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 21:00:15,890 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 21:00:15,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:00:15,899 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 21:00:15,915 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 21:00:15,947 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 21:00:15,948 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 21:00:15,949 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 21:00:15,951 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 21:00:15,951 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 21:00:15,956 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 21:00:15,957 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:00:16,072 INFO L208 MainTranslator]: Completed translation [2022-12-13 21:00:16,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:16 WrapperNode [2022-12-13 21:00:16,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 21:00:16,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 21:00:16,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 21:00:16,073 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 21:00:16,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:16" (1/1) ... [2022-12-13 21:00:16,094 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:16" (1/1) ... [2022-12-13 21:00:16,110 INFO L138 Inliner]: procedures = 499, calls = 60, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 66 [2022-12-13 21:00:16,111 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 21:00:16,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 21:00:16,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 21:00:16,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 21:00:16,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:16" (1/1) ... [2022-12-13 21:00:16,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:16" (1/1) ... [2022-12-13 21:00:16,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:16" (1/1) ... [2022-12-13 21:00:16,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:16" (1/1) ... [2022-12-13 21:00:16,125 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:16" (1/1) ... [2022-12-13 21:00:16,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:16" (1/1) ... [2022-12-13 21:00:16,127 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:16" (1/1) ... [2022-12-13 21:00:16,128 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:16" (1/1) ... [2022-12-13 21:00:16,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 21:00:16,131 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 21:00:16,131 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 21:00:16,131 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 21:00:16,132 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:16" (1/1) ... [2022-12-13 21:00:16,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 21:00:16,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:00:16,161 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 21:00:16,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 21:00:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 21:00:16,195 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 21:00:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 21:00:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 21:00:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 21:00:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 21:00:16,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 21:00:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 21:00:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 21:00:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 21:00:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 21:00:16,307 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 21:00:16,309 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 21:00:16,458 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 21:00:16,464 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 21:00:16,464 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 21:00:16,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:00:16 BoogieIcfgContainer [2022-12-13 21:00:16,466 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 21:00:16,469 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 21:00:16,470 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 21:00:16,473 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 21:00:16,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 09:00:15" (1/3) ... [2022-12-13 21:00:16,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bb187e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:00:16, skipping insertion in model container [2022-12-13 21:00:16,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:16" (2/3) ... [2022-12-13 21:00:16,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bb187e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:00:16, skipping insertion in model container [2022-12-13 21:00:16,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:00:16" (3/3) ... [2022-12-13 21:00:16,476 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_multiply_32_bad.i [2022-12-13 21:00:16,494 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 21:00:16,495 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-13 21:00:16,543 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 21:00:16,550 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;@694329c5, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 21:00:16,550 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-13 21:00:16,554 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 21:00:16,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-13 21:00:16,561 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:00:16,562 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:00:16,563 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 21:00:16,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:00:16,568 INFO L85 PathProgramCache]: Analyzing trace with hash 420466469, now seen corresponding path program 1 times [2022-12-13 21:00:16,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:00:16,576 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711111974] [2022-12-13 21:00:16,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:00:16,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:00:16,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:00:16,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:00:16,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:00:16,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:00:16,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:00:16,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711111974] [2022-12-13 21:00:16,860 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711111974] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:00:16,860 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:00:16,861 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 21:00:16,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118385674] [2022-12-13 21:00:16,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:00:16,867 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 21:00:16,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:00:16,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:00:16,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:00:16,899 INFO L87 Difference]: Start difference. First 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) Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:00:16,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:00:16,932 INFO L93 Difference]: Finished difference Result 30 states and 33 transitions. [2022-12-13 21:00:16,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:00:16,934 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-12-13 21:00:16,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:00:16,941 INFO L225 Difference]: With dead ends: 30 [2022-12-13 21:00:16,941 INFO L226 Difference]: Without dead ends: 14 [2022-12-13 21:00:16,944 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:00:16,948 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 9 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:00:16,949 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 44 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 21:00:16,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-12-13 21:00:16,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2022-12-13 21:00:16,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 11 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:00:16,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 15 transitions. [2022-12-13 21:00:16,983 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 15 transitions. Word has length 12 [2022-12-13 21:00:16,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:00:16,983 INFO L495 AbstractCegarLoop]: Abstraction has 14 states and 15 transitions. [2022-12-13 21:00:16,984 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:00:16,984 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2022-12-13 21:00:16,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-13 21:00:16,984 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:00:16,985 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:00:16,985 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 21:00:16,985 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 21:00:16,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:00:16,986 INFO L85 PathProgramCache]: Analyzing trace with hash 149558707, now seen corresponding path program 1 times [2022-12-13 21:00:16,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:00:16,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170769599] [2022-12-13 21:00:16,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:00:16,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:00:17,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:00:17,041 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:00:17,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:00:17,077 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:00:17,077 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 21:00:17,078 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-12-13 21:00:17,080 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-12-13 21:00:17,080 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 21:00:17,083 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2022-12-13 21:00:17,086 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 21:00:17,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 09:00:17 BoogieIcfgContainer [2022-12-13 21:00:17,106 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 21:00:17,106 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 21:00:17,106 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 21:00:17,107 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 21:00:17,107 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:00:16" (3/4) ... [2022-12-13 21:00:17,109 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 21:00:17,109 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 21:00:17,110 INFO L158 Benchmark]: Toolchain (without parser) took 1827.96ms. Allocated memory was 148.9MB in the beginning and 182.5MB in the end (delta: 33.6MB). Free memory was 107.6MB in the beginning and 86.2MB in the end (delta: 21.3MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. [2022-12-13 21:00:17,110 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 148.9MB. Free memory is still 117.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:00:17,111 INFO L158 Benchmark]: CACSL2BoogieTranslator took 789.26ms. Allocated memory was 148.9MB in the beginning and 182.5MB in the end (delta: 33.6MB). Free memory was 107.6MB in the beginning and 147.1MB in the end (delta: -39.5MB). Peak memory consumption was 73.7MB. Max. memory is 16.1GB. [2022-12-13 21:00:17,111 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.68ms. Allocated memory is still 182.5MB. Free memory was 147.1MB in the beginning and 143.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 21:00:17,111 INFO L158 Benchmark]: Boogie Preprocessor took 19.15ms. Allocated memory is still 182.5MB. Free memory was 143.9MB in the beginning and 141.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 21:00:17,112 INFO L158 Benchmark]: RCFGBuilder took 335.49ms. Allocated memory is still 182.5MB. Free memory was 141.8MB in the beginning and 127.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 21:00:17,112 INFO L158 Benchmark]: TraceAbstraction took 636.48ms. Allocated memory is still 182.5MB. Free memory was 126.1MB in the beginning and 87.3MB in the end (delta: 38.8MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-12-13 21:00:17,112 INFO L158 Benchmark]: Witness Printer took 3.17ms. Allocated memory is still 182.5MB. Free memory was 87.3MB in the beginning and 86.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 21:00:17,114 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 148.9MB. Free memory is still 117.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 789.26ms. Allocated memory was 148.9MB in the beginning and 182.5MB in the end (delta: 33.6MB). Free memory was 107.6MB in the beginning and 147.1MB in the end (delta: -39.5MB). Peak memory consumption was 73.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.68ms. Allocated memory is still 182.5MB. Free memory was 147.1MB in the beginning and 143.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.15ms. Allocated memory is still 182.5MB. Free memory was 143.9MB in the beginning and 141.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 335.49ms. Allocated memory is still 182.5MB. Free memory was 141.8MB in the beginning and 127.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 636.48ms. Allocated memory is still 182.5MB. Free memory was 126.1MB in the beginning and 87.3MB in the end (delta: 38.8MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Witness Printer took 3.17ms. Allocated memory is still 182.5MB. Free memory was 87.3MB in the beginning and 86.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1563]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseXor at line 1556, overapproximation of bitwiseAnd at line 1556. 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] [L1571] 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) [L1571] RET printLine("Calling bad()...") VAL [\old(argc)=2147483654, argc=2147483654, argv={2147483651:2147483655}, argv={2147483651:2147483655}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE190_Integer_Overflow__int_rand_multiply_32_bad() [L1550] int data; [L1551] int *dataPtr1 = &data; [L1552] int *dataPtr2 = &data; [L1553] data = 0 [L1555] EXPR \read(*dataPtr1) [L1555] int data = *dataPtr1; [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [data={5:0}, data=0, dataPtr1={5:0}, dataPtr2={5:0}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, rand()=6, rand()=0, rand()=1, rand()=1, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=-2147483649] [L1556] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] *dataPtr1 = data [L1560] EXPR \read(*dataPtr2) [L1560] int data = *dataPtr2; [L1561] COND TRUE data > 0 VAL [data=2147483647, data={5:0}, data=2147483647, dataPtr1={5:0}, dataPtr2={5:0}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1563] data * 2 VAL [data={5:0}, data=2147483647, data=2147483647, dataPtr1={5:0}, dataPtr2={5:0}, 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: 1563]: 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: 0.6s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9 mSDsluCounter, 44 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 18 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 26 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 13 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-13 21:00:17,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/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_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_32_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/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_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/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 e8f731b6fa9a4c6ca51d24fe3e992f309a5c97acf2e90a8542161b99f93263ae --- 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 21:00:18,794 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 21:00:18,795 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 21:00:18,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 21:00:18,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 21:00:18,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 21:00:18,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 21:00:18,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 21:00:18,811 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 21:00:18,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 21:00:18,812 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 21:00:18,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 21:00:18,813 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 21:00:18,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 21:00:18,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 21:00:18,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 21:00:18,815 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 21:00:18,816 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 21:00:18,817 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 21:00:18,818 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 21:00:18,819 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 21:00:18,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 21:00:18,821 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 21:00:18,821 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 21:00:18,823 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 21:00:18,823 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 21:00:18,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 21:00:18,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 21:00:18,824 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 21:00:18,825 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 21:00:18,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 21:00:18,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 21:00:18,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 21:00:18,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 21:00:18,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 21:00:18,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 21:00:18,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 21:00:18,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 21:00:18,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 21:00:18,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 21:00:18,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 21:00:18,836 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-12-13 21:00:18,854 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 21:00:18,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 21:00:18,855 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 21:00:18,855 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 21:00:18,855 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 21:00:18,856 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 21:00:18,856 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 21:00:18,856 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 21:00:18,856 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 21:00:18,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 21:00:18,857 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 21:00:18,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 21:00:18,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 21:00:18,857 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 21:00:18,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 21:00:18,857 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 21:00:18,857 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 21:00:18,857 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 21:00:18,857 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 21:00:18,858 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 21:00:18,858 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 21:00:18,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 21:00:18,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 21:00:18,858 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 21:00:18,858 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 21:00:18,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 21:00:18,858 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 21:00:18,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 21:00:18,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 21:00:18,859 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 21:00:18,859 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 21:00:18,859 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 21:00:18,859 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 21:00:18,859 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 21:00:18,859 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 21:00:18,859 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 21:00:18,860 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 21:00:18,860 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_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e8f731b6fa9a4c6ca51d24fe3e992f309a5c97acf2e90a8542161b99f93263ae [2022-12-13 21:00:19,068 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 21:00:19,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 21:00:19,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 21:00:19,089 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 21:00:19,089 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 21:00:19,090 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_32_bad.i [2022-12-13 21:00:21,653 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 21:00:21,902 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 21:00:21,902 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_32_bad.i [2022-12-13 21:00:21,917 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/data/62948bd1b/4244193a8574479ca19218ab60d77e0a/FLAG47f60456e [2022-12-13 21:00:21,928 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/data/62948bd1b/4244193a8574479ca19218ab60d77e0a [2022-12-13 21:00:21,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 21:00:21,931 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 21:00:21,931 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 21:00:21,931 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 21:00:21,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 21:00:21,935 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:00:21" (1/1) ... [2022-12-13 21:00:21,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d36eee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:21, skipping insertion in model container [2022-12-13 21:00:21,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:00:21" (1/1) ... [2022-12-13 21:00:21,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 21:00:21,983 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 21:00:22,230 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 21:00:22,561 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 21:00:22,566 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 21:00:22,567 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 21:00:22,568 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 21:00:22,569 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 21:00:22,586 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 21:00:22,587 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:00:22,596 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 21:00:22,611 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 21:00:22,659 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 21:00:22,660 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 21:00:22,661 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 21:00:22,662 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 21:00:22,663 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 21:00:22,667 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 21:00:22,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:00:22,751 INFO L208 MainTranslator]: Completed translation [2022-12-13 21:00:22,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:22 WrapperNode [2022-12-13 21:00:22,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 21:00:22,752 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 21:00:22,752 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 21:00:22,752 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 21:00:22,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:22" (1/1) ... [2022-12-13 21:00:22,774 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:22" (1/1) ... [2022-12-13 21:00:22,789 INFO L138 Inliner]: procedures = 504, calls = 60, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 66 [2022-12-13 21:00:22,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 21:00:22,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 21:00:22,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 21:00:22,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 21:00:22,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:22" (1/1) ... [2022-12-13 21:00:22,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:22" (1/1) ... [2022-12-13 21:00:22,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:22" (1/1) ... [2022-12-13 21:00:22,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:22" (1/1) ... [2022-12-13 21:00:22,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:22" (1/1) ... [2022-12-13 21:00:22,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:22" (1/1) ... [2022-12-13 21:00:22,807 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:22" (1/1) ... [2022-12-13 21:00:22,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:22" (1/1) ... [2022-12-13 21:00:22,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 21:00:22,811 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 21:00:22,811 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 21:00:22,811 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 21:00:22,811 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:22" (1/1) ... [2022-12-13 21:00:22,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 21:00:22,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:00:22,833 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 21:00:22,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 21:00:22,861 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 21:00:22,862 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 21:00:22,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 21:00:22,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 21:00:22,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 21:00:22,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 21:00:22,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 21:00:22,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-13 21:00:22,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 21:00:22,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-13 21:00:22,863 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 21:00:22,981 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 21:00:22,983 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 21:00:23,100 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 21:00:23,104 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 21:00:23,104 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 21:00:23,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:00:23 BoogieIcfgContainer [2022-12-13 21:00:23,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 21:00:23,107 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 21:00:23,107 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 21:00:23,110 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 21:00:23,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 09:00:21" (1/3) ... [2022-12-13 21:00:23,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78ef41b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:00:23, skipping insertion in model container [2022-12-13 21:00:23,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:22" (2/3) ... [2022-12-13 21:00:23,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78ef41b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:00:23, skipping insertion in model container [2022-12-13 21:00:23,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:00:23" (3/3) ... [2022-12-13 21:00:23,112 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_multiply_32_bad.i [2022-12-13 21:00:23,125 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 21:00:23,125 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-13 21:00:23,157 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 21:00:23,161 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;@62cdbfc6, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 21:00:23,162 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-13 21:00:23,165 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 21:00:23,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-13 21:00:23,170 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:00:23,170 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:00:23,171 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 21:00:23,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:00:23,175 INFO L85 PathProgramCache]: Analyzing trace with hash 420466469, now seen corresponding path program 1 times [2022-12-13 21:00:23,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:00:23,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1612235303] [2022-12-13 21:00:23,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:00:23,184 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 21:00:23,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:00:23,185 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/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 21:00:23,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/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 21:00:23,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:00:23,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 21:00:23,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:00:23,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:00:23,323 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:00:23,323 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:00:23,324 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1612235303] [2022-12-13 21:00:23,324 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1612235303] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:00:23,324 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:00:23,324 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 21:00:23,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162002031] [2022-12-13 21:00:23,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:00:23,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 21:00:23,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:00:23,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:00:23,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:00:23,357 INFO L87 Difference]: Start difference. First 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) Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:00:23,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:00:23,393 INFO L93 Difference]: Finished difference Result 30 states and 33 transitions. [2022-12-13 21:00:23,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:00:23,396 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-12-13 21:00:23,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:00:23,402 INFO L225 Difference]: With dead ends: 30 [2022-12-13 21:00:23,402 INFO L226 Difference]: Without dead ends: 14 [2022-12-13 21:00:23,405 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:00:23,408 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 9 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:00:23,409 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 47 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 21:00:23,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-12-13 21:00:23,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2022-12-13 21:00:23,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 11 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:00:23,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 15 transitions. [2022-12-13 21:00:23,442 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 15 transitions. Word has length 12 [2022-12-13 21:00:23,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:00:23,442 INFO L495 AbstractCegarLoop]: Abstraction has 14 states and 15 transitions. [2022-12-13 21:00:23,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:00:23,443 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2022-12-13 21:00:23,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-13 21:00:23,443 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:00:23,443 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:00:23,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/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 21:00:23,644 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/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 21:00:23,645 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 21:00:23,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:00:23,648 INFO L85 PathProgramCache]: Analyzing trace with hash 149558707, now seen corresponding path program 1 times [2022-12-13 21:00:23,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:00:23,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [235133314] [2022-12-13 21:00:23,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:00:23,652 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 21:00:23,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:00:23,655 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/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 21:00:23,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-12-13 21:00:23,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:00:23,794 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:00:23,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:00:23,850 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-12-13 21:00:23,850 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 21:00:23,851 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-12-13 21:00:23,853 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-12-13 21:00:23,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-12-13 21:00:24,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/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 21:00:24,064 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2022-12-13 21:00:24,075 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 21:00:24,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 09:00:24 BoogieIcfgContainer [2022-12-13 21:00:24,123 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 21:00:24,124 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 21:00:24,124 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 21:00:24,124 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 21:00:24,124 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:00:23" (3/4) ... [2022-12-13 21:00:24,126 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-13 21:00:24,155 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 21:00:24,155 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 21:00:24,156 INFO L158 Benchmark]: Toolchain (without parser) took 2224.93ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 44.8MB in the beginning and 47.6MB in the end (delta: -2.8MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2022-12-13 21:00:24,156 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 69.2MB. Free memory was 47.8MB in the beginning and 47.7MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:00:24,156 INFO L158 Benchmark]: CACSL2BoogieTranslator took 820.37ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 44.6MB in the beginning and 47.1MB in the end (delta: -2.5MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2022-12-13 21:00:24,156 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.89ms. Allocated memory is still 90.2MB. Free memory was 47.1MB in the beginning and 43.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 21:00:24,157 INFO L158 Benchmark]: Boogie Preprocessor took 20.74ms. Allocated memory is still 90.2MB. Free memory was 43.9MB in the beginning and 41.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 21:00:24,157 INFO L158 Benchmark]: RCFGBuilder took 295.15ms. Allocated memory is still 90.2MB. Free memory was 41.9MB in the beginning and 55.8MB in the end (delta: -14.0MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2022-12-13 21:00:24,157 INFO L158 Benchmark]: TraceAbstraction took 1015.77ms. Allocated memory is still 90.2MB. Free memory was 55.3MB in the beginning and 50.2MB in the end (delta: 5.1MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2022-12-13 21:00:24,158 INFO L158 Benchmark]: Witness Printer took 31.47ms. Allocated memory is still 90.2MB. Free memory was 50.2MB in the beginning and 47.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 21:00:24,160 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 69.2MB. Free memory was 47.8MB in the beginning and 47.7MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 820.37ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 44.6MB in the beginning and 47.1MB in the end (delta: -2.5MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.89ms. Allocated memory is still 90.2MB. Free memory was 47.1MB in the beginning and 43.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.74ms. Allocated memory is still 90.2MB. Free memory was 43.9MB in the beginning and 41.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 295.15ms. Allocated memory is still 90.2MB. Free memory was 41.9MB in the beginning and 55.8MB in the end (delta: -14.0MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1015.77ms. Allocated memory is still 90.2MB. Free memory was 55.3MB in the beginning and 50.2MB in the end (delta: 5.1MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. * Witness Printer took 31.47ms. Allocated memory is still 90.2MB. Free memory was 50.2MB in the beginning and 47.6MB in the end (delta: 2.6MB). 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: 1563]: 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] [L1571] 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) [L1571] 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] [L1572] CALL CWE190_Integer_Overflow__int_rand_multiply_32_bad() [L1550] int data; [L1551] int *dataPtr1 = &data; [L1552] int *dataPtr2 = &data; [L1553] data = 0 [L1555] EXPR \read(*dataPtr1) [L1555] int data = *dataPtr1; [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [data=0, data={5:0}, dataPtr1={5:0}, dataPtr2={5:0}, 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()=2, rand()=0, rand()=0, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=2147483647] [L1556] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] *dataPtr1 = data [L1560] EXPR \read(*dataPtr2) [L1560] int data = *dataPtr2; [L1561] COND TRUE data > 0 VAL [data=2147483647, data=2147483647, data={5:0}, dataPtr1={5:0}, dataPtr2={5:0}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1563] data * 2 VAL [data=2147483647, data={5:0}, data=2147483647, dataPtr1={5:0}, dataPtr2={5:0}, 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: 1563]: 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: 0.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9 mSDsluCounter, 47 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 18 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 29 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 13 SizeOfPredicates, 0 NumberOfNonLiveVariables, 83 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-12-13 21:00:24,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc5f30c3-d7ee-4330-9a2b-d1413eceb3cc/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)